CN203398388U - Card connector - Google Patents
Card connector Download PDFInfo
- Publication number
- CN203398388U CN203398388U CN201320397249.1U CN201320397249U CN203398388U CN 203398388 U CN203398388 U CN 203398388U CN 201320397249 U CN201320397249 U CN 201320397249U CN 203398388 U CN203398388 U CN 203398388U
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- China
- Prior art keywords
- signal terminal
- main body
- insulating base
- body frame
- card
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Abstract
The utility model discloses a card connector which comprises an insulating base, a signal terminal which is arranged on the insulating base, a pushing-inserting trigger structure and a shell. The shell is cooperated with the insulating base to form card inserting space for allowing insertion of a card. The signal terminal comprises a plurality of first signal terminals and a plurality of second signal terminals which are respectively fixed on the insulating base and are respectively exposed before and after the card inserting space. The first signal terminal comprises: a main body frame, a pin member which is formed at a rear end of the main body frame, and an elastic arm which is formed by extending forward along an inner edge of the main body frame and then extending backward circuitously. The elastic arm is a "U" shape, and an end part of the elastic arm is provided with a contact part which protrudes upward. Since the elastic arm of the first signal terminal is quite long, the contact part arranged on the end part of the elastic arm is strong in elastic restoring force; the subsidence phenomenon does not appear even after the card connector is used for a long time; and the quality and service life of the card connector are ensured.
Description
Technical field:
The utility model relates to connector product technical field, refers in particular to a kind of card connector.
Background technology:
SIM card is the abbreviation of (Subscriber Identity Module client identification module), and also referred to as smart card, subscriber identification card, GSM digital mobile telephone must be loaded onto this card and can use.It has stored digital mobile phone client's information on a computer chip, and the key of encryption and user's the contents such as telephone directory can be differentiated for GSM network client identity, and voice messaging when client is conversed is encrypted.
At present, occurred on the market a kind of nano-SIM card, nano-SIM card is known as Nano type SIM card, is known as again the 4th form key element surface-mounted integrated circuit, is SIM cards of mobile phones of new generation.It is less, thinner than the micro-SIM area using.Nano-SIM card target is to substitute to be arranged on the micro-SIM on mobile phone, and its less size will be the internal memory of increase and larger battery Free up Memory, contributes to cell phone manufacturer to produce more frivolous product, and therefore, nano-SIM card is the trend of SIM card development.
See shown in Fig. 1-3, the card connector of using for existing a kind of Nano type SIM card, it comprises: an insulating base 61, be installed on signal terminal 62, the switch terminal 63 on insulating base 61, the housing 65 that pushes and plugs trigger architecture 64 and be coated on insulating base periphery, wherein, housing 65 coordinated insulation seats 61 form a plug-in card space 60 of inserting for Nano type SIM card.Described signal terminal 62 comprises: main body frame 621, take shape in the pin portion 622 of main body frame 621 front ends and the elastic arm 623 extending back along the interior edge of main body frame 621, these elastic arm 623 ends form upwards swells and is revealed in the contact site 624 in plug-in card space 60, wherein, in signal terminal 62, the periphery of main body frame 621 and described insulating base 61 one are fixed, and the contact site 624 of elastic arm 623 ends highlights in plug-in card space 60.
During use, Nano type SIM card is inserted to described plug-in card space, the contact site of the conductive contact of Nano type SIM card and signal terminal Elastic arm end is conflicted, now, elastic arm is depressed and produces restoring force, make contact site conflict with the conductive contact of Nano type SIM card, make card connector and Nano type SIM card form stable electrically conducting.
Because the elastic arm of signal terminal in said structure is shorter, cause its elastic restoring force poor, be particularly positioned at the signal terminal of plug-in card space front end, it advances or exits in process in Nano type SIM card, the longest time of contact with Nano type SIM card.Therefore, this elastic arm and Nano type SIM card are after multiple-contact, elastic arm easily sink because its elastic restoring force is poor, the contact site that order is positioned at elastic arm end can not constantly form tight conflict with the conductive contact of Nano type SIM card, cause occurring the phenomenon of loose contact, so affect the quality of whole card connector, reduce its useful life.
Utility model content:
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of card connector is provided.
In order to solve the problems of the technologies described above, the utility model has adopted following technical proposals: this card connector comprises: an insulating base, be installed on the signal terminal on insulating base, the housing that pushes and plugs trigger architecture and be coated on insulating base periphery, wherein, housing coordinated insulation seat is formed with the plug-in card space that a power supply subcard inserts; Described signal terminal comprises: some first signal terminal and secondary signal terminals that are fixed on insulating base and are revealed in respectively rear and front end, described plug-in card space, this first signal terminal comprises: main body frame, take shape in main body frame rear end pin portion and along in main body frame along the elasticity arm of force of the roundabout and moulding that extends back again after extending forward, this elasticity arm of force is " U " font, and this elasticity arm of force end forms the contact site that upwards swells and be revealed in plug-in card space front end.
Furthermore, in technique scheme, described main body frame has an opening, and the described elasticity arm of force comprises: the adjutage extending to form forward along the inwall place, rear end of main body frame split shed, along this adjutage front end, extend and the connecting portion of the bending forming that makes progress and along the extend back described contact site of moulding of connecting portion sidewall to side.
Furthermore, in technique scheme, the start-up portion of described contact site is parallel with described adjutage.
Furthermore, in technique scheme, described adjutage upper and lower end face flushes with main body frame upper and lower end face respectively.
Furthermore, in technique scheme, described connecting portion is inclined upwardly along the side of described adjutage front end.
Furthermore, in technique scheme, the angle forming between described connecting portion and adjutage is 40 °-55 °.
Furthermore, in technique scheme, described insulating base middle part offers the first terminal hole of running through, after described first signal terminal and secondary signal terminal are fixed on insulating base, its pin portion stretches out along two relative hole walls in the first terminal hole respectively, and is revealed in outside insulating base by this first terminal hole.
Furthermore, in technique scheme, the structure of described first signal terminal is consistent with the structure of secondary signal terminal.
Furthermore, in technique scheme, described secondary signal terminal comprises: main body frame, take shape in main body frame front end pin portion and along in main body frame along the arm of force that extends back, this arm of force end forms the contact site that upwards swells and be revealed in rear end, plug-in card space.
Furthermore, in technique scheme, in described insulating base, the position of corresponding first signal terminal and secondary signal terminal offers respectively the second terminal hole and the 3rd terminal hole, and the contact site of this first signal terminal and secondary signal terminal passes respectively the front-end and back-end that this second terminal hole and the 3rd terminal hole are revealed in plug-in card space.
Adopt after technique scheme, the utility model has following beneficial effect compared with prior art: in the process that advances in electronic cards or exit, in the utility model, the contact site of first signal terminal compresses with electronic cards constantly, therefore, the contact site of first signal terminal needs stronger elastic restoring force, and the contact site of first signal terminal is arranged on an elasticity arm of force end that is " U " font, this elasticity arm of force is longer, make the contact site of first signal terminal there is stronger elastic restoring force, even after long-time use, contact site also there will not be sagging phenomenon, the first signal terminal of this structure can guarantee quality of the present utility model and useful life.
Accompanying drawing explanation:
Fig. 1 is the stereogram of existing a kind of card connector;
Fig. 2 is the internal structure schematic diagram of existing a kind of card connector;
Fig. 3 is the stereogram of signal terminal in existing a kind of card connector;
Fig. 4 is stereogram of the present utility model;
Fig. 5 is the stereogram of first signal terminal in the utility model;
Fig. 6 is the front view of first signal terminal in the utility model;
Fig. 7 is the right view of first signal terminal in the utility model;
Fig. 8 is the upward view of first signal terminal in the utility model;
Fig. 9 is the stereogram of secondary signal terminal in the utility model;
Figure 10 is the stereogram at another visual angle of the utility model;
Figure 11 is three-dimensional exploded view of the present utility model;
Figure 12 is the front view of insulating base in the utility model;
Figure 13 is that the utility model is removed the structural representation after upper shell;
Description of reference numerals:
1 insulating base 10 plug-in card space 111 the first terminal hole 112 second terminal holes
113 the 3rd terminal hole 11 pivot connected slot 2 signal terminal 21 first signal terminals
The 211 main body frame 212 pin portion 213 elasticity arm of force 214 contact sites
215 opening 216 adjutage 217 connecting portion 22 secondary signal terminals
221 main body frame 222 pin portion 223 arm of force 224 contact sites
The right switch terminal 4 of 3 switch terminal 31 left-handed opening terminal 32 pushes and plugs trigger architecture
41 swingle 411 body 412 pivot 413 sliding parts
414 first convergence part 42 push rod 421 main body 422 turnup portions
423 elastic arm 424 stopper 425 second convergence part 5 housings
501 first position-arresting part 502 first through hole 503 second through hole 504 third through-holes
51 upper shell 511 axis hole 512 pin 52 lower houses
60 plug-in card space 61 insulating base 62 signal terminal 621 main body frames
622 pin portion 623 elastic arm 624 contact site 63 switch terminals
64 push and plug trigger architecture 65 housings
Embodiment:
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
Shown in Figure 4, for a kind of card connector, it comprises: an insulating base 1, be installed on signal terminal 2, the switch terminal 3 on insulating base 1, the housing 5 that pushes and plugs trigger architecture 4 and be coated on insulating base 1 periphery, wherein, housing 5 coordinated insulation seats 1 are formed with the plug-in card space 10 that a power supply subcard inserts.
Described signal terminal 2 comprises: some first signal terminal 21 and secondary signal terminals 22 that are fixed on insulating base 1 and are revealed in respectively 10 rear and front ends, described plug-in card space.
Shown in Fig. 5,6, described first signal terminal 21 comprises: main body frame 211, take shape in the pin portion 212 of main body frame 211 rear ends and along the interior edge of main body frame 211, extend forward after the elasticity arm of force 213 of the roundabout and moulding that extends back again, this elasticity arm of force 213 is " U " font, and these elasticity arm of force 213 ends form the contact site 214 that upwards swells and be revealed in plug-in card space 10 front ends, the elasticity arm of force 213 of this spline structure is longer, makes the whole elasticity arm of force 213 have stronger elastic restoring force.
Particularly, described main body frame 211 has an opening 215, the described elasticity arm of force 213 comprises: the adjutage 216 extending to form forward along main body frame 211 inwall places, split shed 215 rear end, along these adjutage 216 front ends, extend and the connecting portion 217 of the bending forming that makes progress and along the extend back described contact site 214 of moulding of connecting portion 217 sidewalls to side, wherein, the start-up portion of this contact site 214 is parallel with described adjutage 216.
Shown in Fig. 7, described adjutage 216 upper and lower end faces flush with main body frame 211 upper and lower end faces respectively.
Shown in Fig. 8, described connecting portion 217 is inclined upwardly along the side of described adjutage 216 front ends, and the angle a forming between this connecting portion 217 and adjutage 216 is 40 °-55 °.
Described secondary signal terminal 22 can adopt the structure consistent with the structure of first signal terminal 21.Certainly, also can adopt the inconsistent structure of structure with first signal terminal 21.Shown in Fig. 9, secondary signal terminal in the present embodiment 22 adopts following structure: described secondary signal terminal 22 comprises: main body frame 221, take shape in the pin portion 222 of main body frame 221 front ends and the arm of force 223 extending back along the interior edge of main body frame 221, these arm of force 223 ends form the contact site 224 that upwards swells and be revealed in rear end, plug-in card space.
Shown in Figure 10-11, described insulating base 1 is as the bearing part that is used for signal terminal 2, switch terminal 3 being installed, being pushed and plugged trigger architecture 4, in this insulating base 1, offer the first terminal hole 111, the second terminal hole 112 and the 3rd terminal hole 113 that run through, wherein, the first terminal hole 111 is between the second terminal hole 112 and the 3rd terminal hole 113.
Described first signal terminal 21 is fixed and is installed in insulating base 1 to stablize by the hole wall one of its main body frame 211 outer and the second terminal hole 112, wherein, 214 of the contact sites of the first signal terminal 21 Elastic arm of force 213 ends highlight in described plug-in card space 10 front ends, and the pin portion 212 of first signal terminal 21 stretches out along the hole wall in described the first terminal hole 111, and be revealed in outside insulating base 1 by this first terminal hole 111.
Described secondary signal terminal 22 is fixed and is installed in insulating base 1 to stablize by the hole wall one of its main body frame 221 outer and the 3rd terminal hole 113, wherein, in secondary signal terminal 22,224 of the contact sites of the arm of force 223 ends highlight in 10 rear ends, described plug-in card space, and the pin portion 222 of secondary signal terminal 22 stretches out along another hole wall that in relative first signal terminal 21 in described the first terminal hole 111, pin portion 212 stretches out, and be revealed in outside insulating base 1 by this first terminal hole 111.
Shown in Figure 12-13, described switch terminal 3 includes left-handed opening terminal 31 and right switch terminal 32, and under stress-free effect, left-handed opening terminal 31 contacts with right switch terminal 32.
The described trigger architecture 4 that pushes and plugs comprises: be installed on the push rod 42 that the swingle 41 and of insulating base 1 end is installed on insulating base 1 side and coordinates with swingle 41, wherein, these swingle 41 ends and push rod 42 interlocks.
Described swingle 41 comprises: a body 411, the sliding part 413 and the first convergence part 414 that take shape in the pivot 412 at body 411 middle parts and take shape in body 411 two ends, wherein, this first convergence part 414 is one first connecting groove.
Described push rod 42 comprises: a main body 421, along main body 421 extends upward and turnup forms turnup portion 422, take shape in turnup portion 422 1 sides and for the elastic arm 423 of Elastic buckle and take shape in the stopper 424 of main body 421 front ends, wherein, this elastic arm 423 highlights in described plug-in card space 10, and described turnup portion 422 is concordant with respect to elastic arm 423 another side.Described push rod 42 main body 421 ends are formed with the second convergence part 425 coordinating with the first convergence part 414 of described swingle 41, the second connecting groove matching for the first connecting groove with as described the first convergence part 414 in the second described convergence part 425.
After the first convergence part 414 in described swingle 41 and the second convergence part 425 Matching installations of push rod 42, realize interlock.
On described insulating base 1, be formed with the pivot connected slot 11 for described swingle 41 assemblings, described housing 5 is provided with an axis hole being mated 511 corresponding to this pivot connected slot 11 position, make the pivot 412 on swingle 41 distinguish inlay cards in this pivot connected slot 11 and axis hole 511, to stablize, be articulated between this insulating base 1 and housing 5.
Described housing 5 comprises: the upper shell 51 cooperatively interacting and lower house 52, these upper shell 51 both sides are formed with card convex and/or the depression for firm assembling, lower house 52 both sides are formed with depression and/or the card convex matching with card convex in upper shell 51 and/or depression, after making upper shell 51 and lower house 52 fasten, form stable assembling, and coated insulation seat 1 periphery, coordinated insulation seat 1 forms described plug-in card space 10.Described upper shell 51 also forms pin 512.
In described lower house 52, for the first terminal hole in described insulating base 1 111, the second terminal hole 112 and the 3rd terminal hole 113 position, be provided with the first through hole 502, the second through hole 503, third through-hole 504.The pin portion 212 of described first signal terminal 21 and the pin portion 222 of secondary signal terminal 22 stretch out from this first through hole 503, and are revealed in outside housing 5.
Described upper shell 51 is provided with the axis hole 511 of installing for the pivot 412 of described swingle 51.Described upper shell 51 is provided with for preventing excessively the first position-arresting part 501 of rotation of swingle 51 corresponding to the position for the one end with electronic cards conflict in swingle 41.The first described position-arresting part 501 is that a sliding part 413 for described swingle 41 assembles and for limiting the slide opening of these sliding part 413 excessive slip, wherein, this slide opening is curved.Described sliding part 413 is one to protrude from the slide block outside body 411, and this slide block inlay card is in the slide opening as described the first position-arresting part 501.Such structure can be protected whole electronic card coupler effectively, in order to avoid while pushing and plugging trigger architecture 4 action, damage whole connector, to improve useful life of the present utility model.
When the utility model is used, when electronic cards is inserted described plug-in card space 10, its end compresses swingle 41 and clockwise rotates, to drive push rod 42 to exit towards the direction contrary with electronic cards direction of propulsion, until push rod 42 forms snaps into position with electronic cards.Now, under the active force of electronic cards, left-handed opening terminal 31 disconnects and contacting with right switch terminal 32, and the conductive contact of electronic cards respectively with first signal terminal 21 in contact site 214 and the contact site in secondary signal terminal 22 224 conflict, make the utility model and electronic cards form stable electrically conducting.
When promoting push rod 42 along electronic cards direction of propulsion, cause push rod 42 and electronic cards to remove snaps into position, make push rod 42 driven rotary bars 41 rotate counterclockwise, swingle 41 promotes electronic cards and exits.
In the process that advances in electronic cards or exit, in first signal terminal 21, contact site 214 compresses with electronic cards constantly, therefore, the contact site 214 of first signal terminal 21 needs stronger elastic restoring force, and the contact site 214 of first signal terminal 21 is arranged on the elasticity arm of force 213 ends that are " U " font, make it there is stronger elastic restoring force, even after long-time use, contact site 214 also there will not be sagging phenomenon, and such structure can guarantee quality of the present utility model and useful life.
Electronic cards described in the present embodiment is standard SIM card, or any one of micron type SIM card, Nano type SIM card.
Certainly, the foregoing is only specific embodiment of the utility model, be not to limit the utility model practical range, all according to equivalence variation or modification that described in the utility model claim, structure, feature and principle are done, all should be included in the utility model claim.
Claims (10)
1. card connector, it comprises: an insulating base, be installed on the signal terminal on insulating base, the housing that pushes and plugs trigger architecture and be coated on insulating base periphery, wherein, housing coordinated insulation seat is formed with the plug-in card space that a power supply subcard inserts;
It is characterized in that: described signal terminal comprises: some first signal terminal and secondary signal terminals that are fixed on insulating base and are revealed in respectively rear and front end, described plug-in card space, this first signal terminal comprises: main body frame, take shape in the pin portion of main body frame rear end, and along in main body frame along the elasticity arm of force of the roundabout and moulding that extends back again after extending forward, this elasticity arm of force is " U " font, and this elasticity arm of force end forms the contact site that upwards swells and be revealed in plug-in card space front end.
2. card connector according to claim 1, it is characterized in that: described main body frame has an opening, the described elasticity arm of force comprises: the adjutage extending to form forward along the inwall place, rear end of main body frame split shed, along this adjutage front end, extend and the connecting portion of the bending forming that makes progress and along the extend back described contact site of moulding of connecting portion sidewall to side.
3. card connector according to claim 2, is characterized in that: the start-up portion of described contact site is parallel with described adjutage.
4. card connector according to claim 2, is characterized in that: described adjutage upper and lower end face flushes with main body frame upper and lower end face respectively.
5. card connector according to claim 2, is characterized in that: described connecting portion is inclined upwardly along the side of described adjutage front end.
6. card connector according to claim 5, is characterized in that: the angle forming between described connecting portion and adjutage is 40 °-55 °.
7. according to the card connector described in claim 1-6 any one, it is characterized in that: described insulating base middle part offers the first terminal hole of running through, after described first signal terminal and secondary signal terminal are fixed on insulating base, its pin portion stretches out along two relative hole walls in the first terminal hole respectively, and is revealed in outside insulating base by this first terminal hole.
8. card connector according to claim 7, is characterized in that: the structure of described first signal terminal is consistent with the structure of secondary signal terminal.
9. card connector according to claim 7, it is characterized in that: described secondary signal terminal comprises: main body frame, take shape in main body frame front end pin portion and along in main body frame along the arm of force that extends back, this arm of force end forms the contact site that upwards swells and be revealed in rear end, plug-in card space.
10. card connector according to claim 9, it is characterized in that: in described insulating base, the position of corresponding first signal terminal and secondary signal terminal offers respectively the second terminal hole and the 3rd terminal hole, the contact site of this first signal terminal and secondary signal terminal passes respectively the front-end and back-end that this second terminal hole and the 3rd terminal hole are revealed in plug-in card space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320397249.1U CN203398388U (en) | 2013-07-04 | 2013-07-04 | Card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320397249.1U CN203398388U (en) | 2013-07-04 | 2013-07-04 | Card connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203398388U true CN203398388U (en) | 2014-01-15 |
Family
ID=49909890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320397249.1U Expired - Fee Related CN203398388U (en) | 2013-07-04 | 2013-07-04 | Card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203398388U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186170A (en) * | 2015-08-10 | 2015-12-23 | 昆山科信成电子有限公司 | Conductive terminal of breaking-PIN prevention and card connector |
| CN105340138A (en) * | 2014-04-25 | 2016-02-17 | 华为终端有限公司 | SIM card cassette and mobile terminal provided with SIM card cassette |
| US9985674B2 (en) | 2014-04-25 | 2018-05-29 | Huawei Device (Dongguan) Co., Ltd. | SIM card connector and mobile terminal having the SIM card connector |
-
2013
- 2013-07-04 CN CN201320397249.1U patent/CN203398388U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105340138A (en) * | 2014-04-25 | 2016-02-17 | 华为终端有限公司 | SIM card cassette and mobile terminal provided with SIM card cassette |
| US9985674B2 (en) | 2014-04-25 | 2018-05-29 | Huawei Device (Dongguan) Co., Ltd. | SIM card connector and mobile terminal having the SIM card connector |
| US10027360B2 (en) | 2014-04-25 | 2018-07-17 | Huawei Device (Dongguan) Co., Ltd. | SIM card connectorfor preventing SIM card burnout by detecting insertion and removal of the SIM card |
| CN105186170A (en) * | 2015-08-10 | 2015-12-23 | 昆山科信成电子有限公司 | Conductive terminal of breaking-PIN prevention and card connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20180704 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |