CN204179267U - Card connector - Google Patents

Card connector Download PDF

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Publication number
CN204179267U
CN204179267U CN201420664319.XU CN201420664319U CN204179267U CN 204179267 U CN204179267 U CN 204179267U CN 201420664319 U CN201420664319 U CN 201420664319U CN 204179267 U CN204179267 U CN 204179267U
Authority
CN
China
Prior art keywords
contact
elastic contact
detecting
card
card connector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420664319.XU
Other languages
Chinese (zh)
Inventor
李华萍
魏国富
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DONGGUAN LEMU PRECISION ELECTRONIC Co Ltd
Original Assignee
DONGGUAN LEMU PRECISION ELECTRONIC Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by DONGGUAN LEMU PRECISION ELECTRONIC Co Ltd filed Critical DONGGUAN LEMU PRECISION ELECTRONIC Co Ltd
Priority to CN201420664319.XU priority Critical patent/CN204179267U/en
Application granted granted Critical
Publication of CN204179267U publication Critical patent/CN204179267U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of card connector, comprises insulator foot, is arranged at the contact terminal in insulator foot and covers at the shielded metal shell above insulating base frame, and shielded metal shell and insulator foot enclose formation one for putting the host cavity of Kato; Contact terminal includes the weld part of one-body molded connection, connecting portion and elastic contact part, weld part stretches out outside insulating base frame, connecting portion is embedded in insulating base frame, and on insulating base frame, corresponding each elastic contact part all offers cavity of stepping down, and elastic contact part is exposed to steps down in cavity; Elastic contact part integrally extends bending from connecting portion along plug-in card direction, and its position, stage casing is formed with the portion that upwards arches upward, and the upper surface in the portion that arches upward is convexly equipped with the contact protuberance of arc gradual change; The extending end position of corresponding elastic contact part, is integrally extended with abutting part on connecting portion, and after card inserts, the end of elastic contact part presses on downwards on abutting part, and contact stabilization is good, and destroyed when effectively preventing empty calorie holder from extracting.

Description

Card connector
Technical field
The utility model relates to field of connectors technology, refers in particular to a kind of card connector.
Background technology
At present, the popularity rates such as consumption electronic products such as mobile phone day by day promote, these electronic products also just towards lightening development, certainly, its electronic component also in requisition for becoming more lightening, to meet the needs of electronic product.
Sim card connector in mobile phone, place SIM card by Kato in connector, sim card connector of the prior art, its inspection terminal is arranged at side or the end of sim card connector, add the volume of sim card connector, be unfavorable for the lightening development of sim card connector; And in routine use process, often need repeatedly to plug SIM card, and empty calorie holder may be used to plug, in withdrawal process, SIM card terminal is vulnerable to the destruction of Kato.
Therefore, need to work out a kind of new technical scheme and solve the problems referred to above.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, and its main purpose is to provide a kind of card connector, and when it effectively prevents empty calorie holder from extracting, terminal is destroyed, and its contact stabilization is good;
Another object of the utility model is to provide a kind of card connector, which simplify inspection terminal and arranges structure, is conducive to the lightening development of card connector.
For achieving the above object, the utility model adopts following technical scheme:
A kind of card connector, the shielded metal shell including insulator foot, be arranged at the some contact terminals in insulator foot and cover at above insulating base frame, this shielded metal shell and insulator foot enclose formation one for putting the host cavity of Kato;
This contact terminal includes the weld part of one-body molded connection, connecting portion and elastic contact part, this weld part stretches out outside insulating base frame, this connecting portion is embedded in insulating base frame, and on this insulating base frame, corresponding each elastic contact part all offers cavity of stepping down, and this elastic contact part is exposed to steps down in cavity;
This elastic contact part integrally extends bending from connecting portion along plug-in card direction, and its position, stage casing is formed with the portion that upwards arches upward, and the upper surface in this portion that arches upward is convexly equipped with the contact protuberance of arc gradual change; The extending end position of corresponding elastic contact part, is integrally extended with abutting part on connecting portion, and after card inserts, the end of elastic contact part presses on downwards on this abutting part.
As a kind of preferred version, described connecting portion has a back-shaped structure, and aforementioned flexible contact site extends from one end of back-shaped structure, and aforementioned abutting part is then arranged at the other end of back-shaped structure, and this elastic contact part is suspended at above the hollow region of back-shaped structure.
As a kind of preferred version, the rear end that described weld part all extends to host cavity from corresponding back-shaped structural integrity is outside.
As a kind of preferred version, described contact terminal is that front two rows is arranged, all weld parts are arranged side by side in the outside, rear end of host cavity.
As a kind of preferred version, be provided with two inspection terminals whether inserted for detection card in host cavity in described host cavity in back segment region, this two inspection terminal all has the detecting weld part of one-body molded connection, detecting connecting portion and detecting elastic contact part;
This detecting connecting portion has a C shape structure, this detecting elastic contact part extends along plug-in card direction one from one end of C shape structure, the extending end position of corresponding detecting elastic contact part, detecting abutting part is integrally extended with in the C shape structure other end, after card inserts, the end of detecting elastic contact part presses on this detecting abutting part downwards; This detecting weld part extends from C shape structure end one and stretches out outside insulating base frame.
As a kind of preferred version, described two C shape structures are arranged in opposite directions, and its C shape is uncovered to be opposite to each other split and to form back-shaped vacancy section, and aforementioned two detecting elastic contact parts are suspended at above back-shaped vacancy section.
As a kind of preferred version, the back side place of the corresponding contact terminal of described contact protuberance, is formed with distortion cavity.
As a kind of preferred version, described contact protuberance spreads out along the curved gradual transition of two ora terminalis in plug-in card direction and contact terminal surface and connects.
As a kind of preferred version, described insulator foot has diapire and left and right sidewall, and this left and right sidewall epirelief is provided with some fixture blocks; Described shielded metal shell has roof and left and right sidewall, and this left and right side wall lower ends edge bends inwards respectively and is formed with flange, and this left and right sidewall offers some draw-in grooves respectively; When the assembly of shielded metal shell is on insulator foot, aforementioned fixture block is embedded in draw-in groove, and aforementioned flange pocket is in the bottom of insulator foot.
The utility model compared with prior art has obvious advantage and beneficial effect, specifically, as shown from the above technical solution:
One, by the setting of the contact protuberance of arc gradual change, SIM card directly with contact protrusions contact, destruction terminal when effectively preventing empty calorie holder from extracting; Meanwhile, the setting of its abutting part, improves the contact stabilization of SIM card and terminal;
Two, two inspection terminals are configured at back segment region in host cavity, judge whether SIM card is inserted by the ground area conducting two inspection terminal formation loop in SIM card to put in place, which simplify inspection terminal and structure is set, reduce the volume of card connector, be conducive to the lightening development of card connector.
For more clearly setting forth architectural feature of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, the utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is embodiment (Kato inserts rear) assembling perspective representation (containing circuit board) of the utility model;
Fig. 2 is embodiment (Kato inserts rear) assembling perspective representation (without circuit board) of the utility model;
Fig. 3 is the assembling perspective representation (without Kato) of the embodiment of the utility model;
Fig. 4 is the decomposition texture diagram of connector shown in Fig. 3;
Fig. 5 is another decomposition texture diagram of connector shown in Fig. 3;
Fig. 6 is the configuration diagram of a contact terminal in the embodiment of the utility model;
Fig. 7 is the cross section structure diagram of contact terminal shown in Fig. 6;
Fig. 8 is the partial enlargement configuration diagram of contact terminal in the embodiment of the utility model;
Fig. 9 is the cross section structure diagram at M-M place in Fig. 8.
Accompanying drawing identifier declaration:
100, card connector 200, circuit board
300, Kato
10, shielded metal shell 11, roof
12, left side wall 13, right side wall
14, flange 15, draw-in groove
20, insulator foot 21, diapire
22, left side wall 23, right side wall
24, fixture block 25, cavity of stepping down
26, to step down cavity 30, contact terminal
31, weld part 32, connecting portion
321, abutting part 322, back-shaped structure
323, hollow region 33, elastic contact part
331, arch upward portion 332, contact protuberance
333, cavity 40, inspection terminal is out of shape
41, weld part 42, detecting connecting portion is detected
421, abutting part 422, C shape structure is detected
43, elastic contact part 44, back-shaped vacancy section is detected
50, host cavity.
Embodiment
Please refer to shown in Fig. 1 to Fig. 9, that show the concrete structure of the embodiment of the utility model, its shielded metal shell 10 including insulator foot 20, be arranged at the some contact terminals 30 in insulator foot 20 and cover at above insulating base frame 20, this shielded metal shell 10 and insulator foot 20 enclose formation one for putting the host cavity 50 of Kato 300, as shown in Figure 3, Kato 300 inserts in the host cavity 50 of card connector 100 along direction shown in arrow, and its state as depicted in figs. 1 and 2.
Wherein, described insulator foot 20 has diapire 21 and left side wall 22, right side wall 23, and this left side wall 22, right side wall 23 are convexly equipped with some fixture blocks 24; Described shielded metal shell 10 has roof 11 and left side wall 12, right side wall 13, and this left side wall 12, right side wall 13 lower end edge bend inwards respectively and be formed with flange 14, and this left side wall 12, right side wall 13 offer some draw-in grooves 15 respectively; When shielded metal shell 10 assembly is on insulator foot 20, aforementioned fixture block 24 is embedded in draw-in groove 15, and aforementioned flange 14 pocket is in the bottom of insulator foot 20; The structural design of this kind of shielded metal shell 10 and insulator foot 20 and group mode, be conducive to card connector 100 slimming design in a thickness direction.
In the utility model, it is improved contact terminal 30 structure and being furnished with, and it is also proposed new scheme to the design of inspection terminal 40 and layout, is specifically described as follows:
This contact terminal 30 is arranged in front two rows, and its inspection terminal 40 is arranged side by side with rear row's contact terminal 30.
As shown in Figure 4, Figure 5, this contact terminal 30 includes the weld part 31 of one-body molded connection, connecting portion 32 and elastic contact part 33, this weld part 31 stretches out outside insulating base frame 20, this connecting portion 32 is embedded in insulating base frame 20, on this insulating base frame 20, corresponding each elastic contact part 33 all offers cavity 25 of stepping down, and this elastic contact part 33 is exposed to steps down in cavity 25; This elastic contact part 33 integrally extends bending from connecting portion 32 along plug-in card direction, its position, stage casing is formed with the portion that upwards arches upward 331, this upper surface arching upward portion 331 is convexly equipped with the contact protuberance 332(of arc gradual change as shown in Figure 8), described contact protuberance 332 spreads out along two ora terminalis in plug-in card direction and the surperficial curved gradual transition of contact terminal 30 and connects (as shown in Figure 7), described contact protuberance 332 can form through Pressing Deformation, as shown in Figure 9, the back side place of the corresponding contact terminal 30 of described contact protuberance 332 is formed with distortion cavity 333; The extending end position of corresponding elastic contact part 33, is integrally extended with abutting part 321 on connecting portion 32, and after SIM card is inserted, the end of elastic contact part 33 presses on downwards on this abutting part 321.
In the present embodiment, as shown in Figure 6, described connecting portion 32 has a back-shaped structure 322, aforementioned flexible contact site 33 extends from one end of back-shaped structure 322, aforementioned abutting part 321 is arranged at the other end of back-shaped structure 322, and this elastic contact part 33 is suspended at above the hollow region 323 of back-shaped structure 322; The rear end that aforementioned weld part 31 all integrally extends to host cavity 50 from corresponding back-shaped structure 322 is outside.
Again as shown in Figure 4, Figure 5, whether this inspection terminal 40 inserts in host cavity 50 for detecting Kato 300, and itself and rear row's contact terminal 30 are arranged side by side, and it is positioned at host cavity 50 back segment region; This two inspection terminal 40 all has detecting weld part 41, the detecting connecting portion 42 of one-body molded connection and detects elastic contact part 43, and its detecting elastic contact part 43 is exposed to cavity 26 of stepping down;
This detecting connecting portion 42 has a C shape structure 422, this detecting elastic contact part 43 extends along plug-in card direction one from one end of C shape structure 422, the extending end position of corresponding detecting elastic contact part 43, detecting abutting part 421 is integrally extended with in C shape structure 422 other end, after SIM card is inserted, the end of detecting elastic contact part 43 presses on this detecting abutting part 421 downwards; This detecting weld part 41 extends from C shape structure 422 end one and stretches out outside insulating base frame 20; Herein, described two C shape structures 422 are arranged in opposite directions, and its C shape is uncovered to be opposite to each other split and to form back-shaped vacancy section 44, two detecting elastic contact part 43 and be suspended at above back-shaped vacancy section 44; The structure of described detecting elastic contact part 43 and elastic contact part 33 structure of aforementioned contact terminal 30 basically identical, do not remake at this and repeat; As can be seen from accompanying drawing 3 to Fig. 5, it is outside and be arranged side by side that all weld parts of aforementioned contact terminal 30 and inspection terminal 40 all stretch out the rear end of host cavity 50, and it is convenient to circuit board 200 and welds.
Next, simply introduce the using method of aforementioned card connector 100, connect conducting principle and anti-tamper principle:
As shown in Figure 3, Kato 300 is inserted along direction shown in arrow in the host cavity 50 of card connector 100, the elastic contact part 33 of press contacts contact terminal 30 under the conducting surface of SIM card, the end of elastic contact part 33 then presses on downwards on the abutting part 321 of connecting portion 32, is firmly electrically connected between the contact protuberance 332 realizing SIM card and each contact terminal 30; After inserting completely, the detecting elastic contact part of press contacts two inspection terminal 40 also can be descended in the ground area in SIM card, forms loop put in place to judge whether SIM card is inserted with conducting two inspection terminal 40; One of two inspection terminals 40 herein can be former earth terminal;
When needing to extract Kato 300, because contact protuberance 332 is convex in the acute angle position, edge of terminal, contact protuberance 332 in the present embodiment to spread out with the surperficial curved gradual transition of contact terminal 30 and connect, and curved gradual change of contact protuberance 332 itself, therefore, Kato 300 exits terminal in the process of host cavity 50 and can not sustain damage.
Design focal point of the present utility model is, it is by the setting of the contact protuberance of arc gradual change, SIM card directly with contact protrusions contact, terminal is destroyed when effectively preventing empty calorie holder from extracting, meanwhile, the setting of its abutting part, improves the contact stabilization of SIM card and terminal; And, two inspection terminals are configured at back segment region in host cavity, judge whether SIM card is inserted by the ground area conducting two inspection terminal formation loop in SIM card to put in place, which simplify inspection terminal and structure is set, reduce the volume of card connector, be conducive to the lightening development of card connector.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.

Claims (9)

1. a card connector, it is characterized in that: the shielded metal shell including insulator foot, be arranged at the some contact terminals in insulator foot and cover at above insulating base frame, this shielded metal shell and insulator foot enclose formation one for putting the host cavity of Kato;
This contact terminal includes the weld part of one-body molded connection, connecting portion and elastic contact part, this weld part stretches out outside insulating base frame, this connecting portion is embedded in insulating base frame, and on this insulating base frame, corresponding each elastic contact part all offers cavity of stepping down, and this elastic contact part is exposed to steps down in cavity;
This elastic contact part integrally extends bending from connecting portion along plug-in card direction, and its position, stage casing is formed with the portion that upwards arches upward, and the upper surface in this portion that arches upward is convexly equipped with the contact protuberance of arc gradual change; The extending end position of corresponding elastic contact part, is integrally extended with abutting part on connecting portion, and after card inserts, the end of elastic contact part presses on downwards on this abutting part.
2. card connector according to claim 1, it is characterized in that: described connecting portion has a back-shaped structure, aforementioned flexible contact site extends from one end of back-shaped structure, and aforementioned abutting part is then arranged at the other end of back-shaped structure, and this elastic contact part is suspended at above the hollow region of back-shaped structure.
3. card connector according to claim 2, is characterized in that: the rear end that described weld part all extends to host cavity from corresponding back-shaped structural integrity is outside.
4. card connector according to claim 3, is characterized in that: described contact terminal is that front two rows is arranged, all weld parts are arranged side by side in the outside, rear end of host cavity.
5. card connector according to claim 1, it is characterized in that: be provided with two inspection terminals whether inserted for detection card in host cavity in described host cavity in back segment region, this two inspection terminal all has the detecting weld part of one-body molded connection, detecting connecting portion and detecting elastic contact part;
This detecting connecting portion has a C shape structure, this detecting elastic contact part extends along plug-in card direction one from one end of C shape structure, the extending end position of corresponding detecting elastic contact part, detecting abutting part is integrally extended with in the C shape structure other end, after card inserts, the end of detecting elastic contact part presses on this detecting abutting part downwards; This detecting weld part extends from C shape structure end one and stretches out outside insulating base frame.
6. card connector according to claim 5, is characterized in that: described two C shape structures are arranged in opposite directions, and its C shape is uncovered to be opposite to each other split and to form back-shaped vacancy section, and aforementioned two detecting elastic contact parts are suspended at above back-shaped vacancy section.
7. card connector according to claim 1, is characterized in that: the back side place of the corresponding contact terminal of described contact protuberance, is formed with distortion cavity.
8. card connector according to claim 7, is characterized in that: described contact protuberance spreads out along the curved gradual transition of two ora terminalis in plug-in card direction and contact terminal surface and connects.
9. card connector according to claim 1, is characterized in that: described insulator foot has diapire and left and right sidewall, and this left and right sidewall epirelief is provided with some fixture blocks;
Described shielded metal shell has roof and left and right sidewall, and this left and right side wall lower ends edge bends inwards respectively and is formed with flange, and this left and right sidewall offers some draw-in grooves respectively;
When the assembly of shielded metal shell is on insulator foot, aforementioned fixture block is embedded in draw-in groove, and aforementioned flange pocket is in the bottom of insulator foot.
CN201420664319.XU 2014-11-10 2014-11-10 Card connector Expired - Fee Related CN204179267U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420664319.XU CN204179267U (en) 2014-11-10 2014-11-10 Card connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420664319.XU CN204179267U (en) 2014-11-10 2014-11-10 Card connector

Publications (1)

Publication Number Publication Date
CN204179267U true CN204179267U (en) 2015-02-25

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ID=52568046

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420664319.XU Expired - Fee Related CN204179267U (en) 2014-11-10 2014-11-10 Card connector

Country Status (1)

Country Link
CN (1) CN204179267U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104733898A (en) * 2015-03-09 2015-06-24 东莞市广业电子有限公司 Contact piece for card connector and manufacturing method
CN105048140A (en) * 2015-03-16 2015-11-11 深圳市长盈精密技术股份有限公司 Crash-proof conductive terminal
WO2016145868A1 (en) * 2015-03-13 2016-09-22 小米科技有限责任公司 Smart card socket and electronic device

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104733898A (en) * 2015-03-09 2015-06-24 东莞市广业电子有限公司 Contact piece for card connector and manufacturing method
KR101712540B1 (en) 2015-03-13 2017-03-06 시아오미 아이엔씨. Smart card holder and electronic device
WO2016145868A1 (en) * 2015-03-13 2016-09-22 小米科技有限责任公司 Smart card socket and electronic device
CN106033850A (en) * 2015-03-13 2016-10-19 小米科技有限责任公司 Smart card base and electronic equipment
KR20160121377A (en) * 2015-03-13 2016-10-19 시아오미 아이엔씨. Smart card holder and electronic device
EP3067822A3 (en) * 2015-03-13 2017-01-11 Xiaomi Inc. Smart card holder and electronic device
RU2632918C2 (en) * 2015-03-13 2017-10-11 Сяоми Инк. Smart-card holder and electronic device
US9660367B2 (en) 2015-03-13 2017-05-23 Xiaomi Inc. Smart card seat and electronic device
JP2017513206A (en) * 2015-03-13 2017-05-25 小米科技有限責任公司Xiaomi Inc. Smart card holder and electronic device
CN106033850B (en) * 2015-03-13 2019-01-04 小米科技有限责任公司 Smart card deck and electronic equipment
CN105048140A (en) * 2015-03-16 2015-11-11 深圳市长盈精密技术股份有限公司 Crash-proof conductive terminal
CN105048140B (en) * 2015-03-16 2018-08-14 深圳市长盈精密技术股份有限公司 Anti- routed type conducting terminal
CN108429041A (en) * 2015-03-16 2018-08-21 深圳市长盈精密技术股份有限公司 Anti- routed type conducting terminal

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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
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150225

Termination date: 20201110