CN106099493B - Card connector - Google Patents
Card connector Download PDFInfo
- Publication number
- CN106099493B CN106099493B CN201610666989.9A CN201610666989A CN106099493B CN 106099493 B CN106099493 B CN 106099493B CN 201610666989 A CN201610666989 A CN 201610666989A CN 106099493 B CN106099493 B CN 106099493B
- Authority
- CN
- China
- Prior art keywords
- card connector
- insulating body
- empty avoiding
- elastic arm
- holding parts
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
Abstract
A kind of card connector, including insulating body, and it is shaped in several conductive terminals on the insulating body, the conductive terminal includes the holding parts being shaped in the insulating body, the leg and at least two elastic arms extended to form from the holding parts, and it is formed in the contact portion of described two elastic arm intersections, the insulating body includes main part, the main part is equipped with the empty avoiding portion for elastic arm and contact portion described in empty avoiding, the empty avoiding portion is located at the holding parts one side edge and extends to form convex block between two elastic arm towards empty avoiding portion direction, the bottom surface of the convex block is concordant with the bottom surface of the main part.The application card connector can effectively enhance terminal positive force.
Description
Technical field
This application involves electric connector fields.
Background technique
Chinese utility model patent CN204088671U patent discloses a kind of card connector, including insulating body, one
It is body formed in several conductive terminals and metal shell in the insulating body.Such as CN204088671U patent accompanying drawing 1, Fig. 6
Shown, the conductive terminal includes being shaped in the holding parts of the insulating body and extending from the holding parts described
Two elastic arms outside insulating body, described two elastic arms cross to form contact portion in end after extending.Described two elasticity
Arm is in suspended state outside the insulating body, and the support of elastic force fully relies on the fixing taken shape in the insulating body
Portion.Cause terminal positive force insufficient, in the case where being used for a long time, be easy to make the elastic force of the conductive terminal insufficient, by
In the case of external force, the problem of causing poor contact appearance.
Summary of the invention
The application's is designed to provide a kind of card connector that can reinforce conductive terminal positive force.
For this purpose, this application provides a kind of card connector, including insulating body and it is shaped on the insulating body
Several conductive terminals, the conductive terminal includes the holding parts being shaped in the insulating body, from the holding parts
The leg and at least two elastic arms that extend to form and the contact portion for being formed in described two elastic arm intersections, the insulation
Ontology includes main part, and the main part is equipped with the empty avoiding portion for elastic arm and contact portion described in empty avoiding, the empty avoiding portion
The convex block between two elastic arm, institute are extended to form towards empty avoiding portion direction positioned at the holding parts one side edge
The bottom surface for stating convex block is concordant with the bottom surface of the main part.
Preferably, described two elastic arms and contact portion are symmetrical according to the center line of the convex block.
Preferably, holding hole is equipped among the holding parts, the holding hole is equipped with crossbeam close to the elastic arm side,
The holding parts of two sides are linked together by the crossbeam.
Preferably, the crossbeam is located in the empty avoiding portion without being coated by the main part.
Preferably, the bottom surface of the elastic arm and the crossbeam is higher than the bottom surface of the main part, makes the elastic arm sling
Float on the main part.
Preferably, when the convex block extends from empty avoiding portion edge, the crossbeam middle section is coated on interior.
Preferably, the card connector further includes the shielding casing being covered in above the insulating body,.
Preferably, two elastic arm is to tilt upward from the holding parts one side edge extending to form and hand in end
Remittance forms the contact portion.
Compared to the prior art, the application passes through using the convex block as a supporting point of described two elastic arms, spy
It is not that the convex block in conjunction with the crossbeam makes the stress Support Position of described two elastic arms in the base at the edge in the empty avoiding portion
On plinth, increase a Support Position closer to the contact portion, in this way, can effectively enhance the conductive terminal at work
Positive force.
Detailed description of the invention
Fig. 1 is the perspective view of the application card connector；
Fig. 2 is the perspective view of the application card connector members；
Fig. 3 is the rear view for applying for drawing shown in Fig. 2；
Fig. 4 is the front view of the insulating body of the application card connector；
Fig. 5 is the perspective view of the application card connector terminal mould group, metal insert；
Fig. 6 is the side view of the application card connector terminal mould group, metal insert；
Fig. 7 is that the application card connector removes top view and its partial enlarged view after shielding casing；
Fig. 8 is the cross-sectional view along A-A dotted line shown in Fig. 2；
Fig. 9 is the application figure compared with the terminal positive force curve of prior art products.
Specific embodiment
Shown in please referring to Fig.1 to Fig.3, the application card connector includes insulating body 40, is shaped in the insulation originally
Metal insert 50 and 50 integrated punching of metal insert on body 40 are formed and are molded in the insulating body 40
Two Terminals Die groups 60,70 cover the shielding casing 10 above the insulating body 40 and Terminals Die group 60,70 and install
Kato 20 and back card agency 30 between shielding casing 10 and insulating body 40.Defining the slotting card direction of moving back of Kato is longitudinal direction, with
Described insert moves back the vertical direction in card direction as laterally.
It please refers to shown in Fig. 5, Fig. 6, the metal insert 50 and described two Terminals Die groups 60,70 are that integrated punching is formed
, the metal insert 50 includes the middle part 51 for being located at 60,70 periphery of the Terminals Die group, from the middle part 51 laterally two
Side slopes slightly downward the both sides 52 extended to form after bending, is formed in inclining between the middle part 51 and the both sides 52
Inclined portion 55, the bending part 53 extended to form from the upward bending of 52 outer rim of both sides.The both sides 52 further extend outward shape
At there is weld part 54, the bottom surface of the weld part 54 is concordant with the bottom surface of the both sides 52.The Terminals Die group 60,70 includes
Several conductive terminals 80, each conductive terminal 80 include the holding parts 81 being shaped in insulating body 40, from the fixing
Leg 83 that 81 one end of portion is extended to form in transverse direction downward bending tilts upward extension shape from 81 other end of holding parts
At at least two elastic arms 84 and two elastic arms 84 extend after cross the contact portion 82 to be formed.The holding parts 81
Be equipped with holding hole 86 so that the flowing of plastic material and coat the holding parts 81 of 86 two sides of holding hole with increase described in lead
The tightness of electric terminal 80 and the insulating body 40.The holding hole 86 is extended described exhausted close to 84 side of elastic arm
Outside edge ontology 40, and it is formed with the crossbeam 85 of connection two sides holding parts 81.85, two elastic arms 84 of the crossbeam and contact portion 82
It encloses and is set as a pore structure 87.The bottom surface of the leg 83 is concordant with the bottom surface of weld part 54 of 50 two sides of metal insert.
The upper surface of the middle part 51 is about 0.10-0.15mm at a distance from the upper surface of the both sides 52, i.e., the described rake
The vertical range of 55 upper and lower ends is about 0.10-0.15mm, most preferably 0.13mm.The setting of the rake 55, makes middle part
51 bottom surfaces are higher than 52 bottom surface of both sides, are directly arranged in the middle part 51 in the following, keeping away convenient for leg 83 is tilted down bending
Exempt to need to draw leg 83 40 outside of insulating body and caused by 50 breakage of metal insert the problem of causing rigidity to decline.
Please refer to shown in Fig. 1-6, emphasis refering to shown in Fig. 2,4, the insulating body 40 include respectively with described two ends
The integrally formed first insulator 41 of submodule group 60,70, second insulator 42 and it is separately formed two in the metal insert 50
The third insulator 43 and the 4th insulator 44 of side bending part 53, between the first, second, third, fourth insulator 41-44
It is mutually independent.It is limited to the plastic cement buckling amplitude between four insulator 41-44 in one independent insulator, without
Can influence each other so as not to buckling amplitude laterally or longitudinally expansion, cause enlarge-effect.The both sides 52 of the metal insert 50
Not forming plastic cement material at the two sides (not shown) position of the corresponding Kato 20, so that the Kato 20 is directly in described two
Sliding is installed on side 52.
The insulating body 40 further includes the main part 45 for being integrally formed the conductive terminal 80, the main part 45
It is part or all of first, second insulator 41,42.The main part 45 includes for conductive terminal described in empty avoiding
The empty avoiding portion 451 of 80 elastic arm 84 and contact portion 82 is formed among the main part 45 for accommodating the leg 83
Leg receiving portion 452 and convex block 453 is extended to form from 45 side of main part towards the empty avoiding portion 451.
It please refers to shown in Fig. 4, Fig. 5, Fig. 7, Fig. 8, the holding parts 81 of the conductive terminal 80 are shaped in the main body
In portion 45, the crossbeam 85 is exposed in the empty avoiding portion 451 of the main part 45, and the convex block 453 is from the empty avoiding portion 451 1
It is extended to form on the main part 45 of side towards the empty avoiding portion 451, described two elastic arms 84 are with contact portion 85 according to the convex block
453 center line is symmetrical, i.e., the described convex block 453 is located at the intermediate position of the conductive terminal 80.The convex block 453 is extending to
In the crossbeam 85 is shaped in during the empty avoiding portion 451.85 two sides of crossbeam of the conductive terminal 80 are consolidated
It holds portion 81 and the elastic arm 84 is suspended on the main part 45, i.e., the bottom surface of the described holding parts 81 and elastic arm 84 is higher than
The bottom surface of the main part 45.The convex block 453 extends in the pore structure 87 of the conductive terminal 80, the convex block 453
Bottom surface is concordant with the bottom surface of the main part 45.
In this way, the convex block 453 can be used as a supporting point of described two elastic arms 84, the especially described convex block
453 make the stress Support Position of described two elastic arms 84 on the basis at the edge in the empty avoiding portion 451 in conjunction with the crossbeam 85
On, increase a Support Position closer to the contact portion 85, in this way, can effectively enhance the conductive terminal 80 at work
Positive force.
It please refers to shown in Fig. 8, the application is provided with the case where convex block 453 is as supporting point and bumpless in the prior art
The positive force emulation testing curve graph of product, wherein dotted line indicates that the terminal of bumpless supporting point product in the prior art is positive
Force curve, solid line indicate that the application is equipped with terminal forward direction force curve of the convex block as supporting point product.From figure, can obviously it see
The terminal positive force for the product that solid line indicates out is greater than the terminal positive force for the product that dotted line indicates, such as pushes 0.25mm in terminal
When, solid line indicates that the terminal positive force of product is 51.54g, and dotted line indicates that the terminal positive force of product is 38.60g；Under terminal
When pressing 0.47mm, solid line indicates that the terminal positive force of product is 91.00g, and dotted line indicates that the terminal positive force of product is 74.21g.
Convex block 453 is arranged to a supporting point by the application as a result, can be effectively improved the positive force of terminal.
It please refers to shown in Fig. 5, Fig. 7, described two Terminals Die groups 60,70 are respectively used to two SIM cards of carrying, each terminal
Mould group is included in three pairs of conductive terminals 80 of longitudinal direction setting, and the contact portion 82 of each pair of conductive terminal 80 is in a lateral direction
Towards the oppositely extending formation in two sides, the leg 83 of each pair of conductive terminal 80 is opposite from after 81 downward bending of holding parts to extend shape
At.Described two Terminals Die groups 60,70 are moving back card direction successively and include first terminal to 61, Second terminal to 62, third terminal
To 63, forth terminal to the 71, the 5th terminal to the 72, the 6th terminal to 73.Wherein first, third, the 5th terminal are to 61,63,72
82 place straight line L1 and second of contact portion, the four, the 6th 62,71,73 82 place straight line L2 of contact portion between there are 0.09-
The distance of 0.11mm, and make six terminals to dislocation in a lateral direction so that the golden hand for the SIM card being placed in Terminals Die group 60
Refer to insert move back card during same straight line only rubbed by the contact portion 82 of three terminals and avoid asking for SIM card golden finger abrasion
Topic.
In one embodiment, the first, second, third terminal of the Terminals Die group 60 to 61,62,63 82 institute of contact portion
It misplaces in straight line and the four, the five, the 6th terminals of the Terminals Die group 70 to 71,72,73 82 place straight line of contact portion
The distance of 0.09-0.11mm.I.e. described two Terminals Die groups 60,70 appointing in six terminals pair for inserting the arrangement for moving back card direction
Anticipate the 82 place straight line of contact portion of three terminals pair and 82 place straight line of the contact portion dislocation 0.09- of remaining three terminals pair
The distance of 0.11mm, which may achieve, avoids the problem that SIM card golden finger is worn.The dislocation distance most preferably 0.10mm.
Claims (6)
1. a kind of card connector, described including insulating body and several conductive terminals being shaped on the insulating body
Conductive terminal include the holding parts being shaped in the insulating body, the leg extended to form from the holding parts at least
Two elastic arms and the contact portion for being formed in described two elastic arm intersections, the insulating body includes main part, the master
Body portion is equipped with the empty avoiding portion for elastic arm and contact portion described in empty avoiding, and the empty avoiding portion is located at the holding parts one side edge
The convex block between two elastic arm, the bottom surface of the convex block and the main body are extended to form towards empty avoiding portion direction
The bottom surface in portion is concordant；Holding hole is equipped among the holding parts, the holding hole is equipped with crossbeam, institute close to the elastic arm side
Crossbeam is stated to be linked together the holding parts of two sides；When the convex block extends from empty avoiding portion edge, by the crossbeam middle part
In subpackage is overlying on.
2. card connector as described in claim 1, which is characterized in that described two elastic arms and contact portion are according to the convex block
Center line is symmetrical.
3. card connector as claimed in claim 2, which is characterized in that the crossbeam is located in the empty avoiding portion without described
Main part cladding.
4. card connector as claimed in claim 3, which is characterized in that the bottom surface of the elastic arm and the crossbeam is higher than described
The bottom surface of main part is suspended in the elastic arm on the main part.
5. card connector according to any one of claims 1-4, which is characterized in that the card connector further includes being covered in
Shielding casing above the insulating body.
6. card connector as described in claim 1, which is characterized in that two elastic arm is from the holding parts one side edge
It tilts upward extending to form and crosses to form the contact portion in end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610666989.9A CN106099493B (en) | 2016-08-15 | 2016-08-15 | Card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610666989.9A CN106099493B (en) | 2016-08-15 | 2016-08-15 | Card connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106099493A CN106099493A (en) | 2016-11-09 |
| CN106099493B true CN106099493B (en) | 2018-12-14 |
Family
ID=57456239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610666989.9A Active CN106099493B (en) | 2016-08-15 | 2016-08-15 | Card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106099493B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300260B (en) * | 2014-10-17 | 2017-04-05 | 昆山嘉华电子有限公司 | A kind of card connector |
| US9543999B2 (en) * | 2014-11-26 | 2017-01-10 | Molex, Llc | Card connector |
| CN104821446B (en) * | 2015-05-13 | 2017-09-12 | 昆山嘉华电子有限公司 | Card connector |
| CN204834933U (en) * | 2015-06-01 | 2015-12-02 | 富士康(昆山)电脑接插件有限公司 | Electronic card connector |
| CN205944535U (en) * | 2016-08-15 | 2017-02-08 | 深圳市长盈精密技术股份有限公司 | Card connector |
-
2016
- 2016-08-15 CN CN201610666989.9A patent/CN106099493B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106099493A (en) | 2016-11-09 |
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| C10 | Entry into substantive examination | ||
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