CN105470696A - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN105470696A CN105470696A CN201410445105.8A CN201410445105A CN105470696A CN 105470696 A CN105470696 A CN 105470696A CN 201410445105 A CN201410445105 A CN 201410445105A CN 105470696 A CN105470696 A CN 105470696A
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- CN
- China
- Prior art keywords
- housing
- electric connector
- insulating body
- shell
- circuit board
- 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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Abstract
The invention provides an electric connector installed to a circuit board. The electric connector comprises an insulation body, a plurality of terminals accommodated in the insulation body and a housing arranged at the outer side of the insulation body. The insulation body has a tongue plate extending forwards. Each terminal has a contact portion installed to the tongue plate. An accommodation space for accommodating the tongue plate and the terminal contact portions is formed in the housing. The housing comprises a first housing and a second housing arranged at the outer side of the first housing, wherein the first housing and the second housing are integrated. The housing of the electric connector is the double-layer housing, so that overall strength and anti-EMI effect are improved, and meanwhile, the height of the electric connector on the circuit board is reduced; space is saved; and assembling is convenient and time saving.
Description
Technical field
The present invention relates to a kind of electric connector, espespecially a kind of electric connector adopting double casing.
Background technology
The existing I/O electric connector being installed on circuit board, generally has single layer enclosure or bilateral shell.The both sides holes of single layer enclosure causes the bulk strength of shell not and EMI suppression effect is poor.And the shell of bilayer, by two-layer cooperation, although the intensity of improve, improve EMI suppression effect, the thickness window of butt connector is increased, be unfavorable for saving mechanism space, and when assembling is comparatively taken a lot of work.
In view of this, be necessary to be improved existing electric connector, to solve the problem.
Summary of the invention
The object of the present invention is to provide a kind of novel electric connector, this electric connector by double casing, improves bulk strength and the EMI suppression effect of shell, reduces electric connector height on circuit boards simultaneously, saves space, and easy to assemblyly saves time.
For achieving the above object, the invention provides a kind of electric connector be installed on circuit board, comprise insulating body, some be contained in described insulating body terminal, be installed on shell outside described insulating body, described insulating body has the hyoplastron extended forward, described terminal has the contact site being installed on described hyoplastron, described shell forms the receiving space being used for accommodating described hyoplastron and terminal contact portion in inside, it is characterized in that: described shell comprises integrated first housing and is sheathed on the second housing of described first hull outside.
As a further improvement on the present invention, the cross section of described second housing is U-shaped.
As a further improvement on the present invention, described first housing has the rear hatch that front window stretches into from front window for the connector docked and is oppositely arranged with front window.
As a further improvement on the present invention, the sidewall that described second housing has roof, extend towards circuit board direction from roof both side edges and the rear wall extended towards circuit board direction from roof trailing edge, described rear wall section ground covers the rear hatch of described first housing.
As a further improvement on the present invention, described shell has towards circuit board direction and is fixed on the pin of circuit board, and described pin is formed at described second housing.
As a further improvement on the present invention, be provided with locked mechanism between described first housing and the second housing, the first housing and the second housing are closely combined as a whole by described locked mechanism.
As a further improvement on the present invention, described locked mechanism comprises the shell fragment being formed at one of the first housing and the second Both, and correspondence to be formed in the first housing and the second housing another breach, shell fragment can be placed in breach with firmly in conjunction with described second housing in the outside of the first housing.
As a further improvement on the present invention, insulating body is formed with fixture for fixing and locating the rear wall of described second housing.
As a further improvement on the present invention, described insulating body has groove, described shell has towards described groove and the fin that can be contained in described groove, for insulating body and described groove are fixed together.
As a further improvement on the present invention, described electric connector also has inner casing, and described inner casing is sheathed on described insulating body, and described inner casing has the first fin of the inner side being connected to described shell.
The invention has the beneficial effects as follows: electric connector of the present invention forms the shell with double Shell by the second housing being sheathed on the first hull outside, improve bulk strength and the EMI suppression effect of shell, reduce electric connector height on circuit boards simultaneously, save space, easy to assemblyly to save time.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of electric connector of the present invention.
Fig. 2 is the three-dimensional exploded view of the first figure.
Fig. 3 is the part isometric exploded view of Fig. 2.
Fig. 4 is the upward view after electrical connector housing of the present invention is removed.
Fig. 5 is the schematic diagram of another angle of Fig. 4.
Fig. 6 is the sectional view of the first housing.
Fig. 7 is the rearview of the second housing.
Fig. 8 is the left view of the second housing.
Fig. 9 is the schematic perspective view of the electric connector of another embodiment of the present invention.
Figure 10 is the exploded view of the shell of another embodiment of the present invention.
Figure 11 is the schematic perspective view at another visual angle after the shell of the 9th figure is removed.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearly, describe the present invention below in conjunction with the drawings and specific embodiments.
Refer to shown in Fig. 1 to Figure 11, the object of the present invention is to provide novel electric connector 100, this electric connector 100 adopts the shell 10 with double Shell, the structural design of this shell 10 improves bulk strength and the EMI suppression effect of shell 10, reduce electric connector 100 height on circuit boards simultaneously, save space, and easy to assemblyly to save time.
Refer to shown in Fig. 1 to Figure 10, for achieving the above object, the invention provides the electric connector 100 that one is installed on circuit board (not shown), comprise insulating body 20, some terminals 30 be contained in insulating body 20, the shell 10 that is sheathed on the inner casing 40 on insulating body 20 and is installed on outside insulating body 20.
Refer to shown in Fig. 2 to Fig. 5, described terminal 30 has the contact site 31 that is installed on front side of insulating body 20 and is positioned on rear side of insulating body 20 for being welded to the weld part 32 on circuit board.Described terminal 30 comprise be positioned at described insulating body 20 top upper row's terminal 33, be positioned at lower row's terminal 34 bottom described insulating body 20.Described upper row's terminal 33 comprise some signal transmissions or power supply first on arrange terminal 331 and transmission ground signalling second on arrange terminal 332, the front end of arranging terminal 332 on described second extends beyond the front end of arranging terminal 331 on first, first realizes in electrical contact with described butt connector to make arranging terminal 332 on second of transmission ground signalling.The weld part 32 of described upper row's terminal 33 first bends downwards more backward from the rear end of contact site 31, and end shape is in a row, is convenient to and described welding circuit board.Described lower row's terminal 34 is substantially identical with the structure of described upper row's terminal 33, and difference is the structure of weld part 32.。The weld part 32 of described lower row's terminal 34 bends downwards from the rear end of the contact site 31 of described lower row's terminal 34, is arranged in two rows of time interval, to be installed on the external circuit board.Certainly, be different from the present embodiment, corresponding change also can be done, as required to reach same object in shape and the position of the contact site 31 of described upper row's terminal 33 and lower row's terminal 34.
Refer to shown in Fig. 1 to Fig. 5, the hyoplastron 22 that described insulating body 20 has base portion 21, extends forward from base portion 21, described hyoplastron 22 is for installing the contact site 31 of described terminal 30.The top of described base portion 21 is provided with the first groove 211 and the second groove 212 arranged in front and back, for fixing described shell 10.Described insulating body 20 comprises upper insulating body 20a for accommodating described upper row's terminal 33, for the lower insulating body 20b that accommodates described lower row's terminal 34 and combined insulation body 20c be retained in together by described upper insulating body 20a and described lower insulating body 20b.Described inner casing 40 is sheathed on the junction of described base portion 21 and described hyoplastron 22, thus upper insulating body 20a, lower insulating body 20b is combined securely, described hyoplastron 22 can be prevented to be out of shape or to rupture simultaneously.The top of described inner casing 40 and bottom are equipped with the first fin 41, and when being sheathed on outside described insulating body 20 by described shell 10, described first fin 41 is connected on the inwall of described shell 10, for being connected with described shell 10.
Described electric connector 100 also comprises the metallic shield sheet 50 between upper insulating body 20a and lower insulating body 20b, and described metallic shield sheet 50 can the row's of making terminal 33, signal between lower row's terminal 34 can not disturb mutually.The both sides of described metallic shield sheet 50 are resisted against the inner side of inner casing 40, thus set up with inner casing 40 and be electrically connected, shell 10, inner casing 40 body and metallic shield sheet 50 is made to be connected into a ground connection assembly, make the ground connection property of electric connector 100 inside more stable, better shield effectiveness is played to the signal disturbing of connector inside and outside.
Refer to shown in Fig. 2, Fig. 6 to Fig. 8, the inside of described shell 10 is formed with receiving space, for accommodating described hyoplastron 22 and terminal 30 contact site 31, inserts simultaneously and coordinates, realize electrical connection for butt-jointed electric connector 100.Described shell 10 has towards circuit board direction and pin (non-label) for being fixed on circuit board, is mechanically fixed together by described electric connector 100 with corresponding circuit board, is conducive to the weld part 32 of terminal 30 and the firm welded of circuit board.
The second housing 12 that described shell 10 comprises integrated first housing 11 and is sheathed on outside described first housing 11.Be provided with locked mechanism (non-label) between described first housing 11 and the second housing 12, the first housing 11 and the second housing 12 are closely combined as a whole by described locked mechanism, improve the bulk strength of shell 10.Described locked mechanism comprises the shell fragment being formed at one of both the first housing 11 and the second housing 12, and correspondence to be formed in the first housing 11 and the second housing 12 breach on another, shell fragment can be placed in breach with firmly in conjunction with described second housing 12 in the outside of the first housing 11, described shell fragment and described breach are equipped with simultaneously, breach cover by described shell fragment, improve intensity and the EMI suppression effect of described shell 10.
Described first housing 11 by one block of sheet material, through punching press, bend one-body molded.Described first housing 11 is in one-piece construction.The first diapire 112 that described first housing 11 has the first roof 111, be oppositely arranged with the first roof 111, the first side wall 113 being connected described first roof 111 and the first diapire 112.The cross section of described first housing 11 is round rectangle.
Described first roof 111 has towards described first groove 211 and the second fin 1111 arranged in described first groove 211 can be contained in, and the through hole 1112 corresponding with described second groove 212.
Described the first side wall 113 comprises the first upper side wall 113a near described first roof 111 and the first lower wall 113b near described first diapire 112, described first roof 111 and the first upper side wall 113a exceed described first diapire 112 and the first lower wall 113b backward, thus form a kink (non-label) at the rear portion of described the first side wall 113, match with the base portion 21 of described insulating body 20.The front portion of described the first side wall 113 has the first shell fragment 1131 of outside projection, for fixing with described second housing 12.
The rear hatch that described first housing 11 has front window and is oppositely arranged with front window, described front window to stretch into from front window for the connector that docks and is electrically connected with the contact site 31 on described hyoplastron 22; The weld part 32 of described terminal 30 from described rear hatch stretch out with described welding circuit board.
The cross section of described second housing 12 is U-shaped, the second sidewall 122 have the second roof 121, extending from the second roof 121 both side edges towards circuit board direction, the rear wall 123 extended towards circuit board direction from the second roof 121 trailing edge.Described second housing 12 is U-shaped to be sheathed on described first housing 11, and both combine closely, and described shell 10 can be made thinner, and then reduce electric connector 100 height on circuit boards, saves space,
Described second roof 121 has towards described second groove 212 and can be contained in the 3rd fin 1211 in described second groove 212 through described through hole 1112, described insulating body 20, first housing 11 and the second housing 12 to be fixed together.
Described second sidewall 122 has body 1221, from body 1221 side pin 1222 extended downwards, in the present embodiment, described side pin 1222 comprises the spaced front side pin 1222a and rear side pin 1222b in fore-and-aft direction.The lower end of described body 1221 curves inwardly, with the outside making the second sidewall 122 fit in described first housing 11, therefore the second U-shaped housing 12 also can be coated on the outside of described first housing 11 without the need to arranging diapire, reduce electric connector 11 height on circuit boards.
Have some linking arms (non-label) between described rear wall 123 and described roof, be formed with some holes between described some linking arms, described rear wall 123 partly covers the rear hatch of described first housing 11.In other embodiments, described side pin 1222 also can be formed on the first housing 11, or is arranged at other positions of the second housing 12, and namely the position of described side pin 1222 and quantity can do corresponding change, as required to reach same effect.
In the present embodiment, the outside projection in front portion of the first side wall 113 of described first housing 11 has the first shell fragment 1131, second sidewall 122 of described second housing 12 offers first breach 1223 corresponding with described first shell fragment 1131, described first shell fragment 1131 can be placed in described first breach 1223, described first housing 11 and the second housing 12 to be combined securely.Described insulating body 20 has the second shell fragment 23 exceeding described kink to both sides projection, described second housing 12 sidewall offers second breach 1224 corresponding with described second shell fragment 23, described second shell fragment 23 projection exceeds described kink and is placed in described second breach 1224, and insulating body 20 and the first housing 11, second housing 12 are combined securely.Further, described insulating body 20 also has the outstanding fixture 24 formed backward, and the end of described fixture 24 bends towards described rear wall 123, so as to fixing and locating the rear wall 123 of described second housing 12.Preferably, the both sides of described insulating body 20 are equipped with fixture 24, thus described in sandwich rear wall 123, balance is firm more.
During assembling, described second housing 12 inserts from the rear end of the first housing 11, described first shell fragment 1131 is placed in described first breach 1223, second shell fragment 23 is placed in described second breach 1224, and described second housing 12 fits on described first housing 11 tightly, easy to assemblyly saves time, and both combine the reduction of rear integral thickness, when being therefore fixed on described circuit board by described side pin 1222, electric connector 100 height on circuit boards can be reduced, save space.
Refer to shown in Fig. 9 to Figure 11, present invention also offers another one embodiment, the electric connector 100 of the present embodiment is substantially identical with the structure of the electric connector 100 of above-described embodiment, and difference is that described first housing 11 is different from the connected mode of the locked mechanism between the second housing 12 and described insulating body 20 and described shell 10.
In the present embodiment, the first side wall 113 of described first housing 11 is provided with the 3rd shell fragment 1132 of upwards projection, and described 3rd shell fragment 1132 is positioned at described the first side wall 113 centre position in the longitudinal direction; Correspondingly, second sidewall 122 of described second housing 12 offers three breach 1225 corresponding with described 3rd shell fragment 1132, described 3rd shell fragment 1132 can be placed in described 3rd breach 1225, described first housing 11 and the second housing 12 to be combined securely.
Have in the kink of described first housing 11 from the first upper side wall 113a holding part 114 extended downwards, described holding part 114 is arranged in L-type, and described holding part 114 and described first upper side wall 113a form a support slot 115; Described insulating body 20 has the projection 25 corresponding with described support slot 115, and described projection 25 can be placed in described support slot 115, is fixed together by described insulating body 20 with described first housing 11.
Second sidewall 122 of described second housing 12 is provided with the side pin 1222 arranged towards circuit board direction, rear wall 123 is also provided with the rear pin 1231 arranged towards circuit board direction, all makes described electric connector 100 more firm with the connection of described circuit board.
In sum, electric connector 100 of the present invention forms the shell 10 with double Shell by the outside the second housing 12 being sheathed on the first housing 11, improves the bulk strength of shell 10.In addition, the locked mechanism between described first housing 11 and the second housing 12 is equipped with, and improves the EMI suppression effect of this electric connector 100.The U-shaped outside fitting in described first housing 11 tightly of described second housing 12, reduces electric connector 100 height on circuit boards, saves space, easy to assemblyly to save time.
Above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not depart from the spirit and scope of technical solution of the present invention.
Claims (10)
1. be installed on the electric connector on circuit board, comprise:
Insulating body, described insulating body has the hyoplastron extended forward;
Some terminals being contained in described insulating body, described terminal has contact site and is installed on described hyoplastron;
Be installed on the shell outside described insulating body, described shell forms receiving space and is used for accommodating described hyoplastron and terminal contact portion in inside;
It is characterized in that: described shell comprises integrated first housing and is sheathed on the second housing of described first hull outside.
2. electric connector according to claim 1, is characterized in that: the cross section of described second housing is U-shaped.
3. electric connector according to claim 1, is characterized in that: described first housing has the rear hatch that front window stretches into from front window for the connector docked and is oppositely arranged with front window.
4. electric connector according to claim 1, it is characterized in that: described second housing has roof, the sidewall that extends towards circuit board direction from roof both side edges and the rear wall extended towards circuit board direction from roof trailing edge, and described rear wall section ground covers the rear hatch of described first housing.
5. electric connector according to claim 1, is characterized in that: described shell has towards circuit board direction and is fixed on the pin of circuit board, and described pin is formed at described second housing.
6. electric connector according to claim 1, is characterized in that: be provided with locked mechanism between described first housing and the second housing, and the first housing and the second housing are closely combined as a whole by described locked mechanism.
7. electric connector according to claim 6, it is characterized in that: described locked mechanism comprises the shell fragment being formed at one of the first housing and the second Both, and correspondence to be formed in the first housing and the second housing another breach, shell fragment can be placed in breach with firmly in conjunction with described second housing in the outside of the first housing.
8. electric connector according to claim 1, is characterized in that: insulating body is formed with fixture for fixing and locating the rear wall of described second housing.
9. electric connector according to claim 1, is characterized in that: described insulating body has groove, described shell has towards described groove and the fin that can be contained in described groove, for insulating body and described groove being fixed together.
10. electric connector according to claim 1, is characterized in that: described electric connector also has inner casing, and described inner casing is sheathed on described insulating body, and described inner casing has the first fin of the inner side being connected to described shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410445105.8A CN105470696A (en) | 2014-09-03 | 2014-09-03 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410445105.8A CN105470696A (en) | 2014-09-03 | 2014-09-03 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105470696A true CN105470696A (en) | 2016-04-06 |
Family
ID=55608160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410445105.8A Pending CN105470696A (en) | 2014-09-03 | 2014-09-03 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105470696A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280732A (en) * | 2010-06-10 | 2011-12-14 | 上海莫仕连接器有限公司 | Electric connector |
| CN202585913U (en) * | 2012-03-13 | 2012-12-05 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN203747104U (en) * | 2014-03-11 | 2014-07-30 | 富港电子（东莞）有限公司 | Electric connector and combination thereof |
| CN204103127U (en) * | 2014-09-03 | 2015-01-14 | 凡甲电子(苏州)有限公司 | Electric connector |
-
2014
- 2014-09-03 CN CN201410445105.8A patent/CN105470696A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280732A (en) * | 2010-06-10 | 2011-12-14 | 上海莫仕连接器有限公司 | Electric connector |
| CN202585913U (en) * | 2012-03-13 | 2012-12-05 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN203747104U (en) * | 2014-03-11 | 2014-07-30 | 富港电子（东莞）有限公司 | Electric connector and combination thereof |
| CN204103127U (en) * | 2014-09-03 | 2015-01-14 | 凡甲电子(苏州)有限公司 | Electric connector |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160406 |