CN2454916Y - Electronic-card connector - Google Patents

Abstract

The utility model relates to an electronic card connector, comprising an insulation body, a conductive terminal, a switch terminal and a frame. The switch terminal is arranged at one side of the insulation body and comprises a fixing terminal which is connected with a first switch contact and an elastic terminal which is connected with a second switch contact, and one end of the elastic terminal is provided with a contacting part. The frame which is corresponding to the insulation body can be slid, and one side of the frame is provided with a moving part. When the frame which is provided with an electronic card is inserted into a position point and the electronic card and the conductive terminal have the electrical connection, the moving part acts on the elastic terminal, and the contacting part which is corresponding to the fixing terminal generates the elastic displacement to further change the electrical state of the elastic terminal and the fixing terminal.

Description

Electronic card coupler

The utility model relates to a kind of electronic card coupler, specifically, relates to a kind of electronic card coupler that Subscriber Identity Module (Subscriber Identify Module Card is called for short SIM card) and circuit board are electrically connected.

Generally realize being electrical connected between electronic cards and circuit board, and detect electronic cards by an arrangement for detecting and whether be inserted into anchor point by electronic card coupler.The prior art relevant with the utility model can be with reference to United States Patent (USP) the 5th, 320,552,5,370,544,5,837,984,6,027,350 and 6, shown in 086, No. 426 grade, the arrangement for detecting that these prior aries disclosed generally includes a flexible terminal and a fixed terminal, and be initially in electrical contact the/off-state between flexible terminal and the fixed terminal, after electronic cards is inserted into anchor point, compresses flexible terminal by electronic cards front end or bottom surface and make to become between flexible terminal and the fixed terminal and electrically disconnect/contact condition, thereby realize whether the detecting electronic cards has been inserted into the function of anchor point.But, because the arrangement for detecting that these prior aries disclosed all is to compress flexible terminal by electronic cards itself, thereby flexible terminal will inevitably to electronic cards apply lasting reaction force and electronic cards is produced with respect to electronic card coupler shrink back, defective such as warpage, like this then be unfavorable for the location of electronic cards in electronic card coupler reach with conducting terminal between reliable the contact.

The utility model purpose is to overcome above-mentioned defective, provide a kind of have detecting function and can with the reliable electronic card coupler that electrically connects of electronic cards.

The purpose of this utility model is achieved through the following technical solutions: the utility model comprises insulating body, be located at conducting terminal in the insulating body, be located at the switch terminal of insulating body one side and be located at the framework of insulating body periphery.Switch terminal comprises fixed terminal that connects first switch contact and the flexible terminal that is connected the second switch contact, and flexible terminal one end is provided with contact site.Framework insulating body relatively slides and is provided with actuation part in its side, when the framework that electronic cards is housed is inserted into anchor point and when electronic cards and conducting terminal are electrically connected, actuation part acts on flexible terminal, and the contact site that makes it is with respect to fixed terminal generation elastic displacement and then change electrical property state between the two.

Compared to prior art, the utility model is to act on flexible terminal in the switch terminal by the actuation part on the framework fully, and makes that being two kinds of opposite electric polarity states between it and the fixed terminal when electronic cards is inserted into anchor point and is not inserted into anchor point reaches the function whether the detecting electronic cards is inserted into anchor point.In whole process, electronic cards does not directly contact with flexible terminal, therefore, electronic cards can not be subjected to the reaction force from flexible terminal, thereby overcome the defective of prior art, when realizing detecting function and do not influence the location of electronic cards in electronic card coupler and with the reliable electric connection of conducting terminal.

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the relative position relation schematic diagram of sectional perspective exploded view of the present utility model and it and circuit board, electronic cards.

Fig. 2 is when the framework that electronic cards is housed is not inserted into anchor point, the combination schematic diagram of the utility model and electronic cards, circuit board.

Fig. 3 is the cutaway view along A-A line among Fig. 2.

Fig. 4 is when the framework that electronic cards is housed is inserted into anchor point, the combination schematic diagram of the utility model and electronic cards, circuit board.

Fig. 5 is the cutaway view along B-B line among Fig. 4.

Please refer to shown in Figure 1, the utility model electronic card coupler 1 comprises insulating body 10, be located at conducting terminal 13 in the insulating body 10, be located at the switch terminal 14 of insulating body 10 1 sides and be located at the framework 12 of insulating body 10 peripheries, insulating body 10 slips relatively of its middle frame 12.

Insulating body 10 vertical two ends are provided with some terminal containing slots 100 that run through its upper and lower surface accommodating conducting terminal 13, and the bottom of insulating body 10 two sides 101 sets to the concave and forms the slideway 102 that runs through insulating body 10 vertical two ends.Insulating body 10 1 sides convex with holding parts 103 along its longitudinal axis direction, and described holding parts 103 ends convex with fixture block 104, and fixture block 104 upper and lower surfaces all are concaved with draw-in groove 105.In addition, insulating body 10 is provided with switch terminal accepting groove 106 in holding parts 103 1 sides, described switch terminal accepting groove 106 1 ends are provided with the through hole 107 that runs through insulating body 10 upper and lower surfaces, and switch terminal accepting groove 106 is provided with support slot 108 in the position of adjacent through-holes 107 bilateral symmetry.

Switch terminal 14 comprises fixed terminal 15 and flexible terminal 16, and they all are to be made by the disposable punching press of metal material, and wherein fixed terminal 15 comprises base plate 150, the top board 152 relative with base plate 150 and connects the kink 151 of base plate 150 and top board 152.Flexible terminal 16 comprises elastic portion 161, be located at the holding section 162 of elastic portion 161 1 ends and be located at the contact site 160 of elastic portion 161 other ends, and holding section 162 is provided with afterbody 164 with respect to an end that is connected with elastic portion 161, in addition, the relative holding section 162 vertical bendings of 162 both sides, holding section are provided with a pair of pin 163 that holds.

Framework 12 comprises biside plate 120 and the back plate 121 that is connected biside plate 120, its latus inframedium 120 is provided with the first rank portion 122 and the second rank portion 123 that is step-like, and the first rank portion 122 and back plate 121 form the space of accommodating electronic cards 2, and the second rank portion 123 then can match with insulating body 10 sliding ways 102.In addition, the second rank portion, 123 front ends, one side is provided with actuation part 124, and in the present embodiment, actuation part 124 is inclined planes, and the bottom surface of this inclined plane and the second rank portion 123 is in an acute angle.

Please refer to Fig. 2 to shown in Figure 5, during assembling, earlier 14 groups of switch terminals are set in the insulating body 10, soon fixed terminal 15 is retained on the fixture block 104 and with flexible terminal 16 and is held in the switch terminal accepting groove 106.Wherein, the base plate 150 of fixed terminal 15 and top board 152 all are retained in the draw-in groove 105 on fixture block 104 upper and lower surfaces, and base plate 150 extends draw-in groove 105 to a side that is provided with switch terminal accepting groove 106; The pin 163 that holds of flexible terminal 16 is held in the support slot 108 in the switch terminal accepting groove 106, the afterbody 164 of flexible terminal 16 passes the through hole 107 of switch terminal accepting groove 106, and this moment, the contact site 160 of flexible terminal 16 was positioned on the base plate 150 of fixed terminal 15, and can elastic displacement take place between the two and contact or separately.

When being welded to electronic card coupler 1 on the circuit board 3, the base plate 150 of fixed terminal 15 and 30 welding of first switch contact, and the afterbody 164 of flexible terminal 16 and 31 welding of second switch contact.

When being set to 2 groups of electronic cards on the electronic card coupler 1, earlier electronic cards 2 is inserted in the first rank portion 122 of framework 12, then framework 12 being matched to organize with the slideway 102 of insulating body 10 by the second rank portion 123 is set on the insulating body 10.In the present embodiment, when framework 12 is not inserted into end-state just electronic cards 2 is not inserted into anchor point, the contact site 160 of flexible terminal 16 contacts with the base plate 150 of fixed terminal 15, and when framework 12 is inserted into end-state just electronic cards 2 is inserted into anchor point, the front end of electronic cards 2 supports the rear wall of fixture block 104 and electrically connects with conducting terminal 13, the contact site 160 of the actuation part 124 jack-up flexible terminals 16 of framework 12 so makes contact site 160 elastic displacement take place and make the two separately with respect to the base plate 150 of fixed terminal 15 simultaneously.Like this, effect by actuation part 124 make the contact site 160 of flexible terminal 16 and fixed terminal 15 base plate 150 the two when electronic cards 2 is inserted into anchor point and is not inserted into anchor point, be two kinds of opposite electric polarity states, thereby realize whether detecting electronic cards 2 is inserted into the function of anchor point.

Certainly, the contact site 160 of flexible terminal 16 of the present utility model and the base plate 150 of fixed terminal 15 also can be in state separately when electronic cards 2 is not inserted into anchor point as yet, accordingly, actuation part 124 is inclined planes that a bottom surface with the second rank portion 123 becomes an obtuse angle, after electronic cards 2 is inserted into anchor point, makes it contact thereby actuation part 124 presses down contact site 160 and realize whether detecting electronic cards 2 is inserted into the function of anchor point with base plate 150.

Claims (8)

1. electronic card coupler, in order to realize electronic cards and to be provided with first, the circuit board of second switch contact electrically connects, comprise insulating body, be located at the conducting terminal in the insulating body, the switch terminal that is located at insulating body one side be located at peripheral and the framework that can relative insulating body slip of insulating body, wherein switch terminal comprises fixed terminal and flexible terminal, and fixed terminal and described first switch contact electrically connect, flexible terminal one end and described second switch contact electrically connect, the other end is provided with a contact site, in addition, framework is provided with the space of accommodating electronic cards, it is characterized in that: framework one side is provided with an actuation part, when the framework that electronic cards is housed is inserted into anchor point and when electronic cards and conducting terminal are electrically connected, actuation part acts on flexible terminal, thereby the contact site that makes it changes between the two electrical property state with respect to fixed terminal generation elastic displacement.

2. electronic card coupler according to claim 1, it is characterized in that: described actuation part is provided in a side of the inclined plane of the second rank portion end, it is located at the side with respect to switch terminal on the insulating body, the bottom surface of the described inclined plane and the second rank portion is in an acute angle, and the flexible terminal of switch terminal and fixed terminal are not in contact with one another when electronic cards is inserted into anchor point.

3. electronic card coupler according to claim 1, it is characterized in that: described actuation part is provided in a side of the inclined plane of the second rank portion end, it is located at the side with respect to switch terminal on the insulating body, the bottom surface of the described inclined plane and the second rank portion becomes an obtuse angle, and the flexible terminal of switch terminal and fixed terminal are not separated from each other when electronic cards is inserted into anchor point.

4. according to claim 2 or 3 described electronic card couplers, it is characterized in that: fixed terminal comprises kink and is located at the base plate and the top board at kink two ends, and first switch contact is electrical connected on base plate and the circuit board.

5. electronic card coupler according to claim 4, it is characterized in that: flexible terminal comprises elastic portion, is located at the holding section of elastic portion one end, described contact site is connected with the elastic portion other end, and the holding section is provided with afterbody with respect to an end that is connected with elastic portion, the second switch contact electrically connects on described afterbody and the circuit board, in addition, the vertical bending in relative holding section, both sides, holding section is provided with a pair of pin that holds.

6. electronic card coupler according to claim 5 is characterized in that: framework comprises biside plate and the back plate that is connected biside plate, and its latus inframedium is provided with the first step-like rank portion and the second rank portion, and the first rank portion forms the space of accommodating electronic cards with the back plate.

7. electronic card coupler according to claim 6, it is characterized in that: insulating body dual-side bottom is concaved with runs through the slideway of the vertical two ends of insulating body to cooperate with the framework second rank portion, and an end of a side is provided with holding parts therein, described holding parts end convexes with fixture block, and the fixture block surface is provided with the top board that holds fixed terminal and the draw-in groove of base plate.

8. electronic card coupler according to claim 7, it is characterized in that: insulating body one side is provided with the switch terminal accepting groove that group is established flexible terminal, described switch terminal accepting groove one end is provided with and runs through the upper and lower surface of insulating body to accommodate the through hole of flexible terminal afterbody, and the switch terminal accepting groove is provided with the pin that holds that support slot is used for engaging flexible terminal in the both sides, position of adjacent through-holes in addition.

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