CN106340744B - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN106340744B CN106340744B CN201611035205.9A CN201611035205A CN106340744B CN 106340744 B CN106340744 B CN 106340744B CN 201611035205 A CN201611035205 A CN 201611035205A CN 106340744 B CN106340744 B CN 106340744B
- Authority
- CN
- China
- Prior art keywords
- sheet metal
- electric connector
- insulating body
- flanging
- body portion
- 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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/652—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding with earth pin, blade or socket
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention provides a kind of electric connector, it includes main part, the main part includes main body, lower body portion and the sheet metal between the main body and the lower body portion and with the main body and lower body portion fixing connection, wherein, the sheet metal includes base portion and bends downward the flanging of extension from the base portion, the flanging is equipped with back-off, and the main body and the lower body portion are with the back-off interference engagement mutually to fix with the sheet metal.Upper and lower main part can be stably fixed on sheet metal by technical solution of the present invention, avoid falling off.
Description
Technical field
The present invention relates to a kind of electric connector more particularly to a kind of USB electric connectors.
Background technique
Electric connector is widely used in electronics field because of its electric property stabilization, and USB electric connector is because of its biography
Defeated speed is fast, supports many advantages such as hot plug and becomes a kind of and use one of relatively broad electric connector.USB
(Universal Serial Bus) electric connector generally includes two rows terminal, and upper row's terminal is moulded in plastic body
In, lower row's terminal is moulded in lower plastic body, sheet metal is additionally provided between upper and lower plastic body, in the above prior art,
Upper and lower plastic body is not fixed to each other with sheet metal, be easy to appear in follow-up process upper and lower plastic body be detached from fall or
It is that position between the two has deviation, so that the performance of final products is bad.To overcome this technical problem, industry has using increasing
Add and pre-fix structure with the upper and lower plastic body of fixation and sheet metal, but because adding fixed structure, cause that structure is complicated, in cost
It rises.
Thus, it is necessory to provide a kind of technical solution, to overcome the problems of the above-mentioned prior art.
Summary of the invention
A kind of good fixing effect is provided technical problem to be solved by the present invention lies in overcome the deficiencies in the prior art
Electric connector.
In order to achieve the above object, technical scheme is as follows:
A kind of electric connector comprising main part, the main part include main body, lower body portion and be set to described
Sheet metal between main body and the lower body portion；The main body includes upper insulating body and is set to described exhausted
The intrinsic upper terminal of edge, the lower body portion include lower insulating body and the lower terminal in the lower insulating body；
Wherein, the sheet metal includes the base portion being clamped between upper and lower insulating body and bends downward extension from the base portion
Flanging, the flanging be equipped with back-off, the upper insulating body and the lower insulating body and the back-off interference engagement with
The sheet metal is mutually fixed.
Technical solution as a further improvement of that present invention, the back-off include and the lower insulating body interference engagement
First back-off, first back-off have top and bottom, and the lower end of first back-off is connect with flanging, first back-off
Upper end and flanging disconnect and protrude outward setting.
Technical solution as a further improvement of that present invention, the lower insulating body are equipped with to do something in disregard of obstacles with first back-off and relate to
The mating surface of cooperation, or equipped with the groove with the first back-off clamping, or equipped with dry with the upper end of first back-off
The convex platform related to.
Technical solution as a further improvement of that present invention, the back-off include and the upper insulating body interference engagement
Second back-off, second back-off have top and bottom, and the upper end of second back-off is connect with flanging, second back-off
Lower end and flanging disconnect and protrude outward setting.
Technical solution as a further improvement of that present invention, the upper insulating body are equipped with to do something in disregard of obstacles with second back-off and relate to
The mating surface of cooperation, or equipped with the groove with the second back-off clamping, or equipped with dry with the lower end of second back-off
The boss related to.
Technical solution as a further improvement of that present invention, the upper terminal include upper ground terminal, the upper ground terminal
Son is bent downward equipped with upper fixing foot, and the upper fixing foot extends down through the sheet metal and the lower insulating body, and
Bending is the main body, sheet metal and the lower body portion to be fixed together.
Technical solution as a further improvement of that present invention, the lower terminal include lower ground terminal, the lower ground terminal
Son is folded upward at equipped with lower fixing foot, and the lower fixing foot extends upwardly past the sheet metal and the upper insulating body, and
Bending is the lower body portion, sheet metal and the main body to be fixed together.
Technical solution as a further improvement of that present invention, the sheet metal corresponds to the upper fixing foot and lower fixing foot is set
There is limiting slot.
Technical solution as a further improvement of that present invention, the main body and the lower body portion are additionally provided with phase interfix
Connect the positioning column and positioning hole of cooperation.
Technical solution as a further improvement of that present invention, the back-off are integrally to be punched bending forming with the metal.
The technical solution of electric connector of the present invention is buckled to by being arranged on the flanging of sheet metal, main body and lower master
Upper and lower main part, mutually to fix with the sheet metal, can be fixed on sheet metal by body portion with the back-off interference engagement, will be upper
Main part, sheet metal and lower body portion shape are integral, and upper and lower main part is avoided to fall off in follow-up process, that is, prevent above-mentioned
Three is mutually disengaged in subsequent injection molding again.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to needed for embodiment
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the three-dimensional combination figure of one embodiment of the invention electric connector；
Fig. 2 is the stereogram exploded view of one embodiment of the invention electric connector；
Fig. 3 is main body, the stereogram exploded view of sheet metal and lower body portion in Fig. 2；
Fig. 4 is the partial enlarged view in Fig. 3 at A；
Fig. 5 is the perspective view of lower body portion；
Fig. 6 is the perspective view of main body；
Fig. 7 is cross-sectional view of the cutting at the first back-off；
Fig. 8 is cross-sectional view of the cutting at convex platform；
Fig. 9 is the another embodiment for being buckled to interference engagement；
Figure 10 is another embodiment for being buckled to interference engagement.
Appended drawing reference:
100- electric connector；101- grafting chamber；1- upper housing；2- main casing；300- main part；3- main body；On 31-
Insulating body；311- upper side wall；312- convex platform；313- location hole；The upper ground terminal of 32-；Foot is held on 321-；4- metal
Piece；41- base portion；411- limiting slot；42- flanging；420- back-off；421- first is buckled to；422- second is buckled to；5- lower body portion；
Insulating body under 51-；511- lower wall；512- lower convex platform；513- positioning column；Ground terminal under 52-；Foot is held under 521-；6-
Shield piece；7- lower case.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 to Figure 10 is please referred to, the present invention provides a kind of electric connector 100, in one embodiment, the electric connector
100 be USB (Universal Serial Bus, universal serial bus) electric connector for socket, more specifically, to meet USB
The connector of Type C standard.The electric connector 100 is for being electrically connected to circuit board, with the external connection for having plug
Equipment is connected to carry out the transmission of data.The electric connector 100 includes upper housing 1, main casing 2, main part 300, shielding piece 6
With lower case 7, the main part 300 includes main body 3, sheet metal 4 and lower body portion 5.100 groups of the electric connector installs
Cheng Hou is formed with a grafting chamber 101, with for matched plug grafting, realizes the transmission of data.
Fig. 1 and Fig. 2 are please referred to, the upper housing 1, main casing 2 and lower case 7 are metal material.The main casing 2 is
One flat cylindrical structure defines the grafting chamber 101, and the main part 300, which has, to be protruded out in the grafting chamber 101
Tongue plate portion.The upper housing 1 and the lower case 7 are located at the two sides up and down of the main casing 2, the two be fixed together with
The main casing 2 is wrapped in centre, the upper housing 1 and the lower case 7 constitute the shell of the electric connector 100,
It can play the role of electromagnetic shielding, protection and fixation.
Fig. 3 and Fig. 6 are please referred to, the main part 300 is including main body 3, lower body portion 5 and is set to the upper main body
Sheet metal 4 between portion 3 and lower body portion 5.The main body 3 includes upper insulating body 31 and is set to the upper insulation originally
Upper terminal in body 31, the upper terminal can be also possible to be inserted into described with integrated injection molding in the upper insulating body 31
On upper insulating body 31.The upper terminal includes the upper conductive terminal (not labeled) of several transmitting data-signals, and at least one
Ground terminal 32 on root, the upper ground terminal 32 are bent downward equipped with upper fixing foot 321.The upper insulating body 31 has perpendicular
The upper side wall 311 directly extended downwardly, to fixed with the sheet metal 4, the upper side wall 311 is equipped with convex platform 312.It is described
It is additionally provided with location hole 313 on upper insulating body 31, is positioned to cooperate with lower body portion 5.
Fig. 3 and Fig. 5 are please referred to, the lower body portion 5 is including lower insulating body 51 and is set to the lower insulating body 41
Interior lower terminal, the lower terminal can be also possible to be inserted into described lower exhausted with integrated injection molding in the lower insulating body 51
On edge ontology 51.The lower terminal includes under the lower conductive terminal (not labeled) and at least one of several transfer data informations
Ground terminal 52, the lower ground terminal 52 are folded upward at equipped with lower fixing foot 521.The lower insulating body 51 has to be prolonged vertically
The lower wall 511 stretched, to fixed with the sheet metal 4, the lower wall 511 is equipped with lower convex platform 512.The lower insulation is originally
Positioning column 513 is additionally provided on body 51, the positioning column 513 matches with the location hole 313, and the two grafting is realized upper and lower main
The positioning in body portion 3,5.
Please refer to Fig. 3 and Fig. 4, the generally rectangular shaped laminated structure of the sheet metal 4 comprising horizontal-extending base portion 41 with
And the flanging 42 of setting is extended downwardly from the rear end sides of the base portion 41.Base portion 41 and two flangings 42 substantially form n shape.It is described
The both sides of the edge of base portion 41 are equipped with limiting slot 411, the position of the limiting slot 411 and the upper fixing foot 321 and lower fixing foot
521 position is corresponding, is fixed with so that the upper and lower fixing foot 321,521 passes through.
The flanging 42 is equipped with back-off 420, and the back-off 420 is by metal punching, bending process molding, the metal
Piece 4 is by after block of metal plate punching molding, bending forms flanging 42, and fold forms back-off 420.The back-off 420 includes the
One back-off 421 and the second back-off 422, first back-off 421 and second back-off 422 are arranged side by side in the horizontal direction.Institute
The first back-off 421 is stated with top and bottom, the lower end of first back-off 421 is connect with flanging 42, first back-off 421
Upper end and flanging 42 disconnect and protrude outward setting so that first back-off 421 be in it is cantilever-shaped, when being squeezed, institute
The upper end for stating the first back-off 421 can internally flexible deformation.Similar, second back-off 422 has top and bottom, described
The upper end of second back-off 422 is connect with flanging 42, and the lower end of second back-off 422, which disconnects and protrudes outward with flanging 42, to be set
It sets, so that second back-off 422, in cantilever-shaped, when being squeezed, the lower end of second back-off 422 can be internally elastic
Deformation.These structures on sheet metal 4 can be by 4 one punching of sheet metal, bending and molding, and moulding process is simple.
Fig. 5 to Fig. 8 is please referred to, the assembling process of the main part 300 is as follows: the lower body portion 5 is placed in the gold
The lower section for belonging to piece 4, is from bottom to top mounted on the sheet metal 4, and during this, the lower convex platform 512 in lower body portion 5 is along institute
The outer surface upward sliding of the first back-off 421 is stated, first back-off 421 can be inside by the extruding of the lower convex platform 512 at this time
Flexible deformation, when installed, lower convex platform 521 slip over first back-off 421 and are positioned above, the first back-off at this time
421 elasticity are restored to protrude outward and be located at the lower section of the lower convex platform 512, at this time upper end of the lower convex platform 512 by the first back-off 421
Keep out and it is fixed with sheet metal 4, can not fall off downwards；Similarly, when the main body 3 is installed, the main body 3 is set
It in the top of the sheet metal 4, is from top to bottom mounted on the sheet metal 4, the convex platform 312 of main body 3 is along described
The downwardly sliding of two back-offs 422, and it is finally fastened on the lower end of the second back-off 422, and can not fall off upwards, it is specific to transport
Dynamic and loading process is similar to the installation process of lower body portion 5 with more than, and details are not described herein again.After being installed in place, the gold
The base portion 41 for belonging to piece 4 is clamped between the upper insulating body 31 and the lower insulating body 51.During the installation process, described
Upper and lower boss and the one side of the first and second back-off contact can also be equipped with guiding face, and to guide installation, the guiding face can be
It inclined-plane can arc surface.
The corresponding insertion upper master of positioning column 513 while above-mentioned boss and back-off cooperate, in the lower body portion 5
In the location hole 313 in body portion 3, the upper fixing foot 321 and the lower corresponding limiting slot 411 for being located at the sheet metal 4 of fixing foot 521
Place, the upper fixing foot 321 extend down through the sheet metal 4 and the lower insulating body 51, and bending is on will be described
Main part 3, sheet metal 4 and the lower body portion 5 are fixed together；The lower fixing foot 521 extends upwardly past the metal
Piece 4 and the upper insulating body 31, and bending is to be fixed on one for the lower body portion 5, sheet metal 4 and the main body 3
It rises.By the way that upper fixing foot 321 and lower 521 bending of fixing foot are clamped upper and lower main part 3,5 and sheet metal 4, further enhance solid
Determine effect, above-mentioned three is avoided to be mutually disengaged in subsequent injection molding again.
Referring to Fig. 9, its another interference engagement mode for the back-off and main body or lower body portion.That is, institute
It states and is not provided with boss in upper side wall and/or the lower wall, but it is hard by the side and the back-off of upper side wall or lower wall
Interference engagement.Referring to Fig. 10, its another interference engagement mode for the back-off and main body or lower body portion.That is,
It is not provided with boss on the upper side wall and/or the lower wall, but a groove is opened up by the side of upper side wall or lower wall,
After being installed in place, it is located in the groove with the back-off, realizes and fix.
The technical solution of electric connector of the present invention is buckled to by being arranged on the flanging 42 of sheet metal 4 compared with the prior art
421,422, main body 3 and lower body portion 5 with 421,422 interference engagements of the back-off to be fixed with 4 phase of sheet metal, will
Main body 3, sheet metal 4 and 5 shape of lower body portion are integral, guarantee fixed reliability, avoid falling off, that is, prevent above-mentioned three
Person is mutually disengaged in subsequent injection molding again；And back-off is metal stamping bending forming, convenient formation does not increase cost.Into
One step, main body 3, sheet metal 4 and lower body portion 5 are fixed by holding foot 321 and lower fixing foot 521 in setting, into
One step enhances fixed effect；In addition, upper and lower main part 3,5 can be improved by the mating of positioning column 511 and location hole 311
The accuracy of contraposition and the reliability of enhancing fixing.
In the description of the present invention, it is to be understood that, term " center ", " transverse direction ", " thickness ", "upper", "lower", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside", " radial direction ", " circumferential direction " is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to of the invention
Limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be direct phase
Even, can also indirectly connected through an intermediary, the interaction that can be connection or two elements inside two elements is closed
System.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be
Meaning.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (9)
1. a kind of electric connector comprising main part, the main part include main body, lower body portion and be set on described
Sheet metal between main part and the lower body portion；The main body include upper insulating body and be set to the upper insulation
Intrinsic upper terminal, the lower body portion include lower insulating body and the lower terminal in the lower insulating body；Its
Be characterized in that: the sheet metal includes that the base portion being clamped between upper and lower insulating body and bending downward from the base portion prolongs
The flanging stretched, the flanging are equipped with back-off, the upper insulating body and the lower insulating body and the back-off interference engagement
It is retained in together with mutually being buckled with the sheet metal, the back-off includes falling with the first of the lower insulating body interference engagement
Button, first back-off have top and bottom, and the lower end of first back-off is connect with flanging, the upper end of first back-off
It is disconnected with flanging and protrudes outward setting.
2. electric connector as described in claim 1, which is characterized in that the lower insulating body is equipped with hard with first back-off
The mating surface of interference engagement, or equipped with the groove with the first back-off clamping, or equipped with upper with first back-off
Hold the lower convex platform of interference.
3. electric connector as described in claim 1, which is characterized in that the back-off includes matching with the upper insulating body interference
The second back-off closed, second back-off have top and bottom, and the upper end of second back-off is connect with flanging, and described second
The lower end of back-off and flanging disconnect and protrude outward setting.
4. electric connector as claimed in claim 3, which is characterized in that the upper insulating body is equipped with hard with second back-off
The mating surface of interference engagement, or equipped with it is described second back-off clamping groove, or equipped with it is described second back-off under
Hold the boss of interference.
5. electric connector according to any one of claims 1 to 4, which is characterized in that the upper terminal includes upper ground terminal
Son, the upper ground terminal are bent downward equipped with upper fixing foot, and the upper fixing foot extends down through the sheet metal and institute
Lower insulating body is stated, and bending is the main body, sheet metal and the lower body portion to be fixed together.
6. electric connector as claimed in claim 5, which is characterized in that the lower terminal includes lower ground terminal, is connect under described
Ground terminal is folded upward at equipped with lower fixing foot, and the lower fixing foot extends upwardly past the sheet metal and the upper insulation originally
Body, and bending is the lower body portion, sheet metal and the main body to be fixed together.
7. electric connector as claimed in claim 6, which is characterized in that the sheet metal corresponds to the upper fixing foot and lower fixing
Foot is equipped with limiting slot.
8. electric connector as described in claim 1, it is characterised in that: the main body and the lower body portion are additionally provided with phase
Mutually mating positioning column and positioning hole.
9. electric connector as described in claim 1, it is characterised in that: the back-off is integrally punching is bent with the sheet metal
Molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611035205.9A CN106340744B (en) | 2016-11-22 | 2016-11-22 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611035205.9A CN106340744B (en) | 2016-11-22 | 2016-11-22 | Electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106340744A CN106340744A (en) | 2017-01-18 |
| CN106340744B true CN106340744B (en) | 2019-02-05 |
Family
ID=57841535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611035205.9A Active CN106340744B (en) | 2016-11-22 | 2016-11-22 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106340744B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204179390U (en) * | 2014-02-17 | 2015-02-25 | 宣德科技股份有限公司 | High density cable termination connector |
| CN205069953U (en) * | 2015-07-16 | 2016-03-02 | 连展科技（深圳）有限公司 | Socket electric connector |
| CN205122874U (en) * | 2015-11-27 | 2016-03-30 | 东莞市泰康电子科技有限公司 | High -speed signal transmission USB connector |
| CN105552618A (en) * | 2016-01-08 | 2016-05-04 | 富士康(昆山)电脑接插件有限公司 | Electric connector and manufacturing method therefor |
| CN206271917U (en) * | 2016-11-22 | 2017-06-20 | 启东乾朔电子有限公司 | Electric connector |
-
2016
- 2016-11-22 CN CN201611035205.9A patent/CN106340744B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204179390U (en) * | 2014-02-17 | 2015-02-25 | 宣德科技股份有限公司 | High density cable termination connector |
| CN205069953U (en) * | 2015-07-16 | 2016-03-02 | 连展科技（深圳）有限公司 | Socket electric connector |
| CN205122874U (en) * | 2015-11-27 | 2016-03-30 | 东莞市泰康电子科技有限公司 | High -speed signal transmission USB connector |
| CN105552618A (en) * | 2016-01-08 | 2016-05-04 | 富士康(昆山)电脑接插件有限公司 | Electric connector and manufacturing method therefor |
| CN206271917U (en) * | 2016-11-22 | 2017-06-20 | 启东乾朔电子有限公司 | Electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106340744A (en) | 2017-01-18 |
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