CN204391399U - Card connector - Google Patents

Abstract

The utility model discloses a kind of card connector, comprise insulating body, conducting terminal, the shielding casing covering insulating body and conducting terminal and the deck matched with insulating body, shielding casing, deck lateral margin is provided with draw-in groove, shielding casing is provided with and supports supporting arm and support the auxiliary of arm and supporting arm of deck, assist to support arm and support arm and extend in opposite directions, support arm and be provided with the holding section of matching with draw-in groove, the auxiliary arm that supports is provided with to support and is supporting arm and deviate from the support division of deck side.Compared to prior art, supporting arm, auxiliary support arm and extend to form freely supported structure in opposite directions due to the utility model card connector, thus deck is being inserted in the process of card connector, auxiliary support wall provide support arm certain add brute force, make to support arm has just stretched into the draw-in groove of deck during in holding section and can rebound and deck is inwardly pulled into, user is felt, and described deck is inhaled in described card connector, and then improve the experience of user.

Description

Card connector

Technical field

The utility model relates to a kind of electric connector, particularly relates to a kind of card connector.

Background technology

Along with the fast development of electronic technology, SIM card, SD card etc. are widely used in digital product.Because SIM card and the not of uniform size of SD card cause, therefore, sim card connector and SD card connector are not general mutually, thus cause must installing sim card connector and SD card connector on digital product simultaneously.So, not only raise the production cost of digital product, and made the attachment unit interface on digital product on the high side, be unfavorable for that the facility of user uses.In order to make SIM card, SD card can be applicable to same card connector, existing card connector is generally all provided with deck, described deck is provided with hold the first draw-in groove of described SIM card and the second draw-in groove in order to hold described SD card, thus make described SIM card, SD card can be applicable to same card connector.During use, described deck is taken out from described card connector, and SIM card or SD card are placed in described deck.The sidewall of described card connector is provided with elastic arm, and the free end of described elastic arm is provided with holding section.The sidewall of described deck is provided with the draw-in groove matched with described holding section.Inserted by described deck in the process of described card connector, the holding section on described elastic arm first supports the sidewall of described deck, then slips into described draw-in groove gradually.The elasticity of described elastic arm is little, is not enough to rebound and inwardly be pulled into by described deck when slipping into described draw-in groove in described holding section.Described deck must oneself manually push in described card connector by user completely.In addition, along with the growth of card connector service time, described elastic arm will die down gradually to the limit effect of described deck, thus makes the electric connection stability gets weaker between described deck and described card connector, seriously reduces the experience of user.

In view of the above problems, be necessary to provide a kind of card connector, to solve the problem.

Utility model content

For the deficiencies in the prior art, the technical problem that the utility model solves is to provide a kind of card connector, deck is inserting in the process of described card connector by this card connector, and user can be made to feel, and described deck is inhaled in described card connector, and then improve the experience of user.

For solving the problems of the technologies described above, the technical solution of the utility model is achieved in that

A kind of card connector, comprise insulating body, be arranged on the conducting terminal on described insulating body, cover described insulating body and conducting terminal shielding casing and with described insulating body, shielding casing matches and merges deck between described insulating body and described shielding casing, described deck lateral margin is provided with draw-in groove, described shielding casing is provided with and supports supporting arm and support the auxiliary of arm described in supporting and supporting arm of described deck, describedly auxiliary support arm and the described arm that supports extends in opposite directions, the described arm that supports is provided with the holding section of matching with described draw-in groove, the described auxiliary arm that supports is provided with and supports at the described support division supporting arm and deviate from deck side.

Further, the sidewall that described shielding casing is provided with roof, extends to form from described roof two lateral buckling, described roof, sidewall are formed for the described insertion end of deck insertion and the rear end away from described insertion end jointly, the described arm that supports tears from roof and is bent to form, and have and described roof connecting portion connected vertically and the adjutage that extends towards insertion end direction from connecting portion, described holding section is formed at described adjutage end.

Further, describedly auxiliary support arm and be bent to form from described sidewall bottom and be arranged between described adjutage and described sidewall.

Further, described auxiliary supporting between arm and described sidewall is formed with gap, and described card connector also comprises the push rod that is housed in along the longitudinal direction in described gap and is rotationally fixed on described shielding casing rear end and the holding block matched with described push rod.

Further, described shielding casing also have from described sidewall bottom bend inwards extend supporting spring, described supporting spring is supported on bottom described push rod.

Further, the roof rear end of described shielding casing is formed with the stator in order to fixing described holding block, on described stator and holding block, correspondence is provided with axis hole, and described card connector also comprises and matches described stator and described holding block to be rotated fixing rivet with described axis hole.

Further, the sidewall that described shielding casing is provided with roof, extends to form from described roof two lateral buckling, described roof, sidewall are formed for the described insertion end of deck insertion and the rear end away from described insertion end jointly, the described arm that supports tears formation on described sidewall, and on described sidewall, correspondence supports arm position and is formed with breach; Describedly auxiliary support arm and be bent to form from described sidewall and be set in parallel in described side-wall outer side, the described auxiliary arm free end that supports tilts stretch into described breach and offset with described holding section.

Further, the sidewall of described shielding casing and described insulating body separate and interval is arranged, described shielding casing also comprises and extending and the trailing arm be arranged in parallel with described roof from described sidewall or roof bending, and described trailing arm and roof interval arrange to support described deck.

Further, described shielding casing is provided with roof, and described roof is provided with the guid arm that the described deck of guiding inserts, and described guid arm tears from described roof and bend downwards to extend to form.

Further, described shielding casing is provided with roof, and described roof rear portion is provided with the stop arm preventing described deck from excessively inserting, and described stop arm is torn from described roof and is recessed to form to described deck.

The beneficial effects of the utility model are: compared to prior art, the utility model card connector supports arm owing to being provided with to support arm and support the auxiliary of arm described in supporting, describedly support arm, auxiliary support arm and extend to form freely supported structure in opposite directions, thus described deck is being inserted in the process of described card connector, auxiliary support wall provide support arm certain add brute force, make to support arm has just stretched into the draw-in groove of deck during in holding section and can rebound and deck is inwardly pulled into, user is felt, and described deck is inhaled in described card connector, and then improve the experience of user, also can strengthen and the holding of deck simultaneously, ensure the stability in use of card connector.

Accompanying drawing explanation

Figure 1 shows that the schematic perspective view of the utility model card connector.

Fig. 2 is the first conducting terminal of card connector in Fig. 1, the schematic perspective view of the first insulating body.

Fig. 3 is the second conducting terminal of card connector in Fig. 1, the schematic perspective view of the second insulating body.

Fig. 4 is the schematic perspective view of the shielding casing of card connector in Fig. 1.

Fig. 5 is the schematic perspective view of another angle of shielding casing in Fig. 4.

Fig. 6 is the schematic perspective view of the deck of card connector in Fig. 1.

Fig. 7 is the schematic perspective view of another angle of Fig. 6 deck.

Fig. 8 is that the deck of card connector in Fig. 1 blocks with first the schematic perspective view matched.

Fig. 9 is that the deck of card connector in Fig. 1 blocks with second the schematic perspective view matched.

Figure 10 is the cutaway view of the utility model card connector.

Figure 11 is the cutaway view of another state of the utility model card connector.

Figure 12 is the 3rd insulating body of card connector in Fig. 1, the schematic perspective view of second switch terminal.

Embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.The example of these preferred implementations illustrates in the accompanying drawings.Shown in accompanying drawing and the execution mode of the present utility model described with reference to the accompanying drawings be only exemplary, and the utility model is not limited to these execution modes.

At this, also it should be noted that, in order to avoid the utility model fuzzy because of unnecessary details, illustrate only in the accompanying drawings and the closely-related structure of scheme of the present utility model and/or treatment step, and eliminate other details little with the utility model relation.

In addition, also it should be noted that, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.

Refer to shown in Fig. 1, the utility model card connector 100 comprise the insulating body 10 be arranged on circuit board (not shown), the conducting terminal 20 be arranged on described insulating body 10, the shielding casing 30 and described insulating body 10 and the described shielding casing 30 that cover described insulating body 10 and described conducting terminal 20 match merge deck 40 between described insulating body 10 and described shielding casing 30, in order to exit described deck 40 retreat-card device 50 and in order to identify whether described deck 40 is positioned at the switch terminal 60 of described card connector 100.

Refer to shown in Fig. 2, Fig. 3, Figure 12, described insulating body 10 comprises the first insulating body 11 be arranged on circuit board (not shown), installs on circuit boards and the second insulating body 12 be separated with described first insulating body 11 and the 3rd insulating body 13 be arranged on described shielding casing 30.Described first insulating body 11, in tabular, it is formed with some the first accepting grooves 111 running through described first insulating body 11 and the spaced walls 112 separated by adjacent described first accepting groove 111.Described second insulating body 12, in tabular, is provided with the second accepting groove 121.Described 3rd insulating body 13 roughly in rectangular-shaped, is provided with mounting groove 131.Described first insulating body 11, second insulating body 12 is separated with described shielding casing 30.

Refer to shown in Fig. 2, Fig. 3, described conducting terminal 20 comprises the first conducting terminal 21 and the second conducting terminal 22.Described first conducting terminal 21 edge is embedded in in aggregates with described first insulating body 11 shape in described first insulating body 11, and described second conducting terminal 22 edge is embedded in described second insulating body 12 with in aggregates with described second insulating body 12 shape.Described first conducting terminal 21 comprises edge and is embedded in the first base portion (not shown) in described first insulating body 11, extends the first leg 211 of described first insulating body 11 and to extend into described first accepting groove 111 in and part gives prominence to the first elastic contact part 212 of described first accepting groove 111 from described first base portion from described first base portion.Described second conducting terminal 22 is generally u-shaped, comprises edge and is embedded in the second base portion (not shown) in described second insulating body 12, extends described second insulating body 12 and protrude from the second elastic contact part 221 of described second insulating body 12 place plane and extend into the second leg 222 in described second accepting groove 121 from described second base portion from described second base portion.

Refer to Fig. 4 and composition graphs 1, shown in Fig. 5, Figure 10, the sidewall 32 that described shielding casing 30 comprises roof 31, extends to form from described roof 31 liang of lateral bucklings, described roof 31, sidewall 32 form receiving space 33 jointly to accommodate described deck 40.Described roof 31, sidewall 32 form the insertion end 34 inserted for described deck 40 and the rear end 35 deviating from described insertion end 34 jointly.Define described card connector 100 near described insertion end 34 for front in this, described card connector 100 is after described rear end 35 is.Described sidewall 32 comprises the first side wall 321 and second sidewall 322 relative with described the first side wall 321.Described roof 31 bends backward near described rear end 35 place and extends to form near the first extension 311 of described the first side wall 321, close second extension 312 of described second sidewall 322 and the rear end extension 313 between described first extension 311 and described second extension 312, and described rear end extension 313 has extended to form the first switch terminal 61 to described first extension 311.Described roof 31 is also provided with the first stop arm 314 and the second stop arm 315 near described rear end 35 place.Described first stop arm 314 is V-shaped, is tear from described roof 31 and be recessed to form to described deck 40.Described second stop arm 315 is torn from described roof 31 and is bent to form to described deck 40.Described first stop arm 314 is adjacent with described first extension 311, and described second stop arm 315 is adjacent with described rear end extension 313.Described roof 31 rear portion is also provided with stator 316, and described stator 316 to cave inward formation from described roof 31.Described stator 316 is also provided with axis hole 3161.Described roof 31 rear portion also extends to form to described 3rd insulating body 13 bending the hold-down arm 317 matched with described mounting groove 131, and described hold-down arm 317 is between described first extension 311 and described the first side wall 321.

Described shielding casing 30 is provided with and flexibly supports supporting arm 36 and support the auxiliary of arm 36 described in supporting and supporting arm 37 of described deck 40, described in support arm 36 and auxiliaryly support arm 37 with described and extend in opposite directions.The described arm 36 that supports comprises and to tear first of formation from described the first side wall 321 rear portion and support arm 361 and tear second of formation from described roof 31 rear portion near described second sidewall 322 and support arm 362.Described the first side wall 321 corresponding described first supports arm 361 position and is provided with breach 3211, and described first supports arm 361 stretches into described breach 3211.Described first free end supporting arm 361 is provided with the first holding section 3611 supporting described deck 40, and described first holding section 3611 protrudes in described receiving space 33.Described second supports arm 362 tears from described roof 31 and is bent to form.Described second supports arm 362 has and described roof 31 connecting portion connected vertically 3621 and the adjutage 3622 that extends to form to described insertion end 34 direction from described connecting portion 3621, and the end of described adjutage 3622 is provided with the second holding section 3623 supporting described deck 40.Described auxiliary support arm 37 comprise support described first support arm 361 first auxiliary support arm 371 and support described second support second of arm 362 and auxiliaryly support arm 372, the described first auxiliary arm 371 and described first that supports supports arm 361 and extends in opposite directions, and the described second auxiliary arm 372 and described second that supports supports arm 362 and extends in opposite directions.Described first auxiliary support arm 371 and is bent to form from described the first side wall 321 and is set in parallel in outside described the first side wall 31.The described first auxiliary end supporting arm 371 is provided with the first support division 3711, and described first support division 3711 tilts to stretch into described breach 3211, and supports the side that described first holding section 3611 deviates from described deck 40.Described second auxiliary support arm 372 and is bent to form bottom described second sidewall 322 and is arranged between described adjutage 3622 and described second sidewall 322.Described second auxiliary support arm 372 end and is provided with the second support division 3721, and described second support division 3721 supports the side that described second holding section 3623 deviates from described deck 40.Described second auxiliary supporting between arm 372 and described second sidewall 322 is formed with gap 3722.Described the first side wall 321 is also provided with a pair the first trailing arm 3212 in order to deck described in holding 40, described first trailing arm 3212 bends inwards to extend to form bottom described the first side wall 321.Described first trailing arm 3212 parallels with described roof 31, and and described roof 31 interval arrange, with deck described in holding 40.Described first supports that arm 361, first is auxiliary supports arm 371 between described a pair first trailing arms 3212.Described first trailing arm 3212 is provided with and tears and the auxiliary trailing arm 3213 extended to form to the inner bending of described receiving space 33 from described first trailing arm 3212.Distance between described auxiliary trailing arm 3213 and described roof 31 is less than the distance between described first trailing arm 3212 and described roof 31.Described second sidewall 322 is also provided with the supporting spring 3221 in order to retreat-card device described in holding 50.Described roof 31 front end is provided with guid arm 318 and the second trailing arm 319 near described second sidewall 322 place, and described guid arm 318 supports between arm 362 and described second trailing arm 319 described second.Described guid arm 318, second trailing arm 319 tears from described roof 31 and extends to form to the inner bending of described receiving space 33.Described guid arm 318 is used for guiding described deck 40 to insert in described receiving space 33.Described second trailing arm 319 parallels with described roof 31, and and described roof 31 interval arrange, with deck described in holding 40.Described second trailing arm 319 is provided with stage portion 3191.

The lower surface 43 refer to Fig. 6 and composition graphs 7, shown in Fig. 8, Fig. 9, described deck 40 comprises base portion 41, described base portion 41 comprises upper surface 42, being oppositely arranged with described upper surface 42 and a contralateral surface 44.Described base portion 41 caves inward from described upper surface 42 the first draw-in groove 411 and the second draw-in groove 412 being formed and running through described base portion 41, and described first draw-in groove 411 and the second draw-in groove 412 partially overlap.Described first draw-in groove 411 is in order to accommodate the first card 70, and described second draw-in groove 412 is in order to accommodate the second card 80.Described first conducting terminal 21 is corresponding with described first draw-in groove 411, to block 70 be electrically connected be positioned at described first draw-in groove 411 first.Described second conducting terminal 22 is corresponding with described second draw-in groove 412, to block 80 be electrically connected be positioned at described second draw-in groove 412 second.Because described first draw-in groove 411 and described second draw-in groove 412 partially overlap, therefore described first card 70, second card 80 can not be placed in described deck 40 simultaneously.In the present embodiment, described first card 70 is SD card, and described second card 80 is SIM card, but in other embodiments, described first card 70, second card 80 can also for having the card of other specification, and the concrete shape of described first draw-in groove 411, second draw-in groove 412 can also be established according to needing.Described lower surface 43 and described side surface 44 intersection are formed with the portion of being commissioned 431 matched with described first trailing arm 3212, second trailing arm 319.Described side surface 44 is provided with the stage portion 441 matched with described auxiliary trailing arm 3213, stage portion 3191, described stage portion 441 is at described upper surface 42 and be describedly commissioned between portion 431.Described side surface 44 is also provided with the draw-in groove 442 matched with described first holding section 3623, holding section 3611, second, the cross section of described draw-in groove 442 is roughly in trapezoidal.

Refer to shown in Figure 10, Figure 11, the rivet 53 that institute's retreat-card device 50 comprises the holding block 51 be rotationally fixed on described stator 316, the push rod 52 matched with described holding block 51 and described holding block 51, stator 316 is fixed together.Described push rod 52 is housed in described gap 3722 along the longitudinal direction.Push rod 52 described in the holding of described supporting spring 3221.Described holding block 51 comprises the support division 511 promoting described deck 40, the auxiliary section 512 of matching with described push rod 52 and axis hole 513.Described auxiliary section 512 is provided with fixture block 514.Described roof 31 rear end is also provided with near described second sidewall 322 place the limiting unit 301 supporting described push rod 52, and described limiting unit 301 is torn from described roof 31 and extends to form to described gap 3722 inner bending.Described rivet 53 matches with described axis hole 513,3161, thus is fixed on described stator 316 by described holding block 51.When promoting described push rod 52, described holding block 51 rotates under the effect of described push rod 52, and described support division 511 supports described deck 40 simultaneously, thus is ejected by described deck 40.

Refer to Figure 12 and in conjunction with shown in Figure 10, described switch terminal 60 comprises the first switch terminal 61 and inlays the second switch terminal 62 be embedded in described 3rd insulating body 13.Refer to shown in Figure 10, when being inserted in described receiving space 33 by described deck 40, described deck 40 will support described second switch terminal 62 and contact with described first switch terminal 61.When described first switch terminal 61 contacts with second switch terminal 62, then illustrate that described deck 40 has inserted described card connector 100; When described first switch terminal 61 does not contact with described second switch terminal 62, then illustrate that described deck 40 is not plugged or does not have described deck 40 in described card connector 100.

When using card connector 100 described in the utility model, first card is placed in described deck 40, then described deck 40 is inserted in described receiving space 33.Now, portion 431 of being commissioned described in described first trailing arm 3212, second trailing arm 319 holding, described auxiliary trailing arm 3213, stage portion 3191 match with described stage portion 441.Along with pushing gradually of described deck 40, described first holding section 3623, holding section 3611, second will support described side surface 44, the described first auxiliary arm 371 that supports will support described first and supports arm 361, and the described second auxiliary arm 372 that supports will support described second and supports arm 362.Now, user obviously will feel that the resistance that described deck 40 is subject to becomes large.When continuing to promote described deck 40, described first holding section 3623, holding section 3611, second will slip into described draw-in groove 442 in succession.Because the described first auxiliary arm 371, second that supports assists the effect and described first supporting arm 372 to support the elasticity that arm 361, second supports arm 362 self, described first holding section 3623, holding section 3611, second is slipped in the process of described draw-in groove 442 and can apply power to described deck 40, this power can make described deck 40 slip in receiving space described in trend 33, thus user is felt, and described deck 40 is inhaled in described card connector 100, and then improve the experience of user.Now, described deck 40 will promote described auxiliary section 512, and described holding block 51 is rotated, and then drives described push rod 52 to reset.Meanwhile, described first stop arm 314 will stop described deck 40 transition to be inserted, and described second stop arm 315 will stop described holding block 51 transition to be rotated, thus play the effect protecting described card connector 100.When needs take out described deck 40, only need to promote described push rod 52, described deck 40 will be ejected by the support division 511 of described holding block 51.

Compared to prior art, the utility model card connector 100 supports arm 37 owing to being provided with to support arm 36 and support the auxiliary of arm 36 described in supporting, describedly support arm 36, the auxiliary freely supported structure supporting arm 37 and extend to form in opposite directions, thus described deck 40 is being inserted in the process of described card connector 100, described auxiliary support arm 37 provide described in support arm 36 certain add brute force, support described in making arm 36 has just stretched into the draw-in groove 442 of described deck 40 during in holding section and can rebound and described deck 40 is inwardly pulled into, user is felt, and described deck 40 is inhaled in described card connector 100, and then improve the experience of user, also can strengthen and the holding of described deck 40 simultaneously, ensure that the stability in use of described card connector 100.

Of particular note, for the person of ordinary skill of the art, do under instruction of the present utility model for equivalence change of the present utility model, must be included in the scope that the utility model claim advocates.

Claims (10)

1. a card connector, comprise insulating body, be arranged on the conducting terminal on described insulating body, cover described insulating body and conducting terminal shielding casing and with described insulating body, shielding casing matches and merges deck between described insulating body and described shielding casing, it is characterized in that: described deck lateral margin is provided with draw-in groove, described shielding casing is provided with and supports supporting arm and support the auxiliary of arm described in supporting and supporting arm of described deck, describedly auxiliary support arm and the described arm that supports extends in opposite directions, the described arm that supports is provided with the holding section of matching with described draw-in groove, the described auxiliary arm that supports is provided with and supports at the described support division supporting arm and deviate from deck side.

2. card connector as claimed in claim 1, it is characterized in that: the sidewall that described shielding casing is provided with roof, extends to form from described roof two lateral buckling, described roof, sidewall are formed for the described insertion end of deck insertion and the rear end away from described insertion end jointly, the described arm that supports tears from roof and is bent to form, and have and described roof connecting portion connected vertically and the adjutage that extends towards insertion end direction from connecting portion, described holding section is formed at described adjutage end.

3. card connector as claimed in claim 2, is characterized in that: describedly auxiliaryly support arm and be bent to form from described sidewall bottom and be arranged between described adjutage and described sidewall.

4. card connector as claimed in claim 3, it is characterized in that: described auxiliary supporting between arm and described sidewall is formed with gap, described card connector also comprises the push rod that is housed in along the longitudinal direction in described gap and is rotationally fixed on described shielding casing rear end and the holding block matched with described push rod.

5. card connector as claimed in claim 4, is characterized in that: described shielding casing also has and to bend inwards the supporting spring extended from described sidewall bottom, and described supporting spring is supported on bottom described push rod.

6. card connector as claimed in claim 4, it is characterized in that: the roof rear end of described shielding casing is formed with the stator in order to fixing described holding block, on described stator and holding block, correspondence is provided with axis hole, and described card connector also comprises and matches described stator and described holding block to be rotated fixing rivet with described axis hole.

7. card connector as claimed in claim 1, it is characterized in that: the sidewall that described shielding casing is provided with roof, extends to form from described roof two lateral buckling, described roof, sidewall are formed for the described insertion end of deck insertion and the rear end away from described insertion end jointly, the described arm that supports tears formation on described sidewall, and on described sidewall, correspondence supports arm position and is formed with breach; Describedly auxiliary support arm and be bent to form from described sidewall and be set in parallel in described side-wall outer side, the described auxiliary arm free end that supports tilts stretch into described breach and offset with described holding section.

8. the card connector as described in claim 2 or 7, it is characterized in that: the sidewall of described shielding casing and described insulating body separate and interval is arranged, described shielding casing also comprises and extending and the trailing arm be arranged in parallel with described roof from described sidewall or roof bending, and described trailing arm and roof interval arrange to support described deck.

9. card connector as claimed in claim 1, is characterized in that: described shielding casing is provided with roof, and described roof is provided with the guid arm that the described deck of guiding inserts, and described guid arm tears from described roof and bend downwards to extend to form.

10. card connector as claimed in claim 1, it is characterized in that: described shielding casing is provided with roof, described roof rear portion is provided with the stop arm preventing described deck from excessively inserting, and described stop arm is torn from described roof and is recessed to form to described deck.