CN203983548U - Electric connector and electric connector combination - Google Patents
Electric connector and electric connector combination Download PDFInfo
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- CN203983548U CN203983548U CN201420448119.0U CN201420448119U CN203983548U CN 203983548 U CN203983548 U CN 203983548U CN 201420448119 U CN201420448119 U CN 201420448119U CN 203983548 U CN203983548 U CN 203983548U
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- electric connector
- conducting terminal
- hyoplastron
- shield housing
- extended
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Abstract
Electric connector and an electric connector combination, this electric connector comprises: an insulating body, be fixed on one group of first conducting terminal and one group of second conducting terminal, a grounded metal sheet and an external shield housing on this insulating body.The front portion of this external shield housing forms one first docking chamber, and at rear portion, forms one second docking chamber, wherein at this, organizes between the elastic extension arm of the first conducting terminal and this elastic extension arm of organizing the second conducting terminal and forms a plant space.This electric connector combination comprises an aforesaid electric connector and a circuit board, one Plug Division of this circuit board can corresponding inserted in this plant space, by the elastic extension arm of the first conducting terminal and the second conducting terminal, from upper and lower two-side elastic, clamped and be electrically connected.The utility model can prevent that conducting terminal from empty weldering occurring, thereby and makes the position of electric connector can suitably regulate the flexibility that installation is provided.
Description
Technical field
The utility model relates to a kind of electric connector, relates in particular to the syndeton that a kind of electric connector matches with circuit board.
Background technology
Chinese patent CN201320378153.0 has disclosed a kind of electric connector, it comprises insulating body, is immobilizated in first end subgroup and the shielding part of insulating body, described insulating body comprises base portion and the hyoplastron extending forward, described hyoplastron has first surface and the second surface being oppositely arranged, first end subgroup is exposed to described first surface, shielding part is arranged at hyoplastron and between first surface and second surface, described first end subgroup comprises earth terminal, and described earth terminal is provided with the contact site that is convexly equipped with and contacts this shielding part towards described shielding part.
The afterbody of upper row's terminal of this electric connector is to adopt surface soldered to circuit board.On the one hand, because the afterbody of this upper row's terminal is flatly to stretch out backward from the first insulator, therefore this afterbody design does not have elasticity, thereby by electric connector welding when the circuit board easily because the impact of the coplane degree tolerance of terminal tails causes empty weldering thereby cause the upper row of part terminal cannot be welded to circuit board.On the other hand, high temperature during welding easily causes adverse effect to the electrical property of electric connector, and scolding tin cracking more can cause electrical connection bad.In addition, lower row's terminal of this electric connector is that mode and the circuit board welding by straight cutting is rigidly connected, cause electric connector easily because the tolerance on manufacturing cannot with electronic equipment (as mobile phone) shell on opening exactitude position.
Utility model content
Technical problem to be solved in the utility model is to overcome the existing deficiency of above-mentioned prior art, and a kind of electric connector and electric connector combination are proposed, it can prevent the generation of empty weldering, thereby and makes the position of electric connector can suitably regulate the flexibility that installation is provided.
The utility model proposes a kind of electric connector for above-mentioned technical problem, and it comprises:
One insulating body, it comprises a pedestal, by this pedestal an extended hyoplastron and two side walls being extended back by the both sides of this pedestal respectively forward, this hyoplastron has one first interface opposing upper and lower and one second interface;
One group of first conducting terminal, this first conducting terminal comprises the fixed part that is fixed on this pedestal, by this fixed part, is extended to forward a plate shape adjutage of this hyoplastron and by this fixed part, stretched out backward an elastic extension arm of this pedestal, this plate shape adjutage exposes to the first interface of this hyoplastron, and this elastic extension arm is housed between these two side walls;
One group of second conducting terminal, this second conducting terminal comprises the fixed part that is fixed on this pedestal, by this fixed part, is extended to forward a plate shape adjutage of this hyoplastron and by this fixed part, stretched out backward an elastic extension arm of this pedestal, this plate shape adjutage exposes to the second interface of this hyoplastron, this elastic extension arm is housed between these two side walls, wherein at this, organizes between the elastic extension arm of the first conducting terminal and this elastic extension arm of organizing the second conducting terminal and forms a plant space;
One grounded metal sheet, it is arranged in this hyoplastron and spaced apart this organized the first conducting terminal and this organizes the second conducting terminal; And
One external shield housing, it is fixed on this insulating body, and the peripheral space that surrounds this hyoplastron forms one first docking chamber, and coated these two side walls form one second docking chamber.
The utility model also proposes a kind of electric connector combination for above-mentioned technical problem, comprises the electric connector as above and the circuit board that cooperatively interact; This circuit board is provided with a Plug Division, and this Plug Division has two interfaces opposing upper and lower, on these two interfaces, is respectively provided with one group of electric contact pieces; Wherein, the Plug Division corresponding inserted of this circuit board is in the plant space in the second docking chamber of this electric connector, and the electric contact pieces on two interfaces of this Plug Division is organized respectively elastic extension arm and the also corresponding electric connection therein of this elastic extension arm resilient clamp of organizing the second conducting terminal of the first conducting terminal by this.
Compared with prior art, electric connector of the present utility model and electric connector combination, elastic connecting by elastic extension arm incompatible with circuit board on electric contact pieces reach electric connection, the mode of this resilient engagement can reduce the impact of coplane degree tolerance and strengthen both laminating degree, prevents the generation of empty weldering phenomenon; And the mode of this resilient engagement can also be saved the welding between conducting terminal and circuit board, thereby can reduce the high temperature in when welding the electrical property of electric connector is caused to adverse effect, also can eliminate the risk of scolding tin cracking simultaneously; In addition, the mode of this resilient engagement is arranged on circuit board electric connector floating ground, when locking to circuit board, can suitably adjust the relative position between electric connector and circuit board, be conducive to the exactitude position of the opening on electric connector and electronic equipment casing, thereby the flexibility of installation is provided.
Accompanying drawing explanation
Fig. 1 is the stereogram of a preferred embodiment of the utility model electric connector combination;
Fig. 2 is the front view of the preferred embodiment of the utility model electric connector combination;
Fig. 3 is a cutaway view of getting along A-A hatching line in Fig. 2, and coordinating of this electric connector and circuit board is described;
Fig. 4 is a three-dimensional exploded view of the preferred embodiment of the utility model electric connector combination, and electric connector, circuit board and the securing member of this electric connector combination is described;
Fig. 5 is the stereogram of electric connector of the present utility model;
Fig. 6 is the rearview of electric connector of the present utility model;
Fig. 7 is along the cutaway view that in Fig. 6, B-B hatching line is got, and the inside of this electric connector is described;
Fig. 8 is along the cutaway view that in Fig. 6, C-C hatching line is got, and the inside of this electric connector is described;
Fig. 9 to Figure 13 is the three-dimensional exploded view of electric connector of the present utility model, and the element of this electric connector is described;
Figure 14 is a stereogram, and the another preferred embodiment of the utility model electric connector combination is described;
Figure 15 is a three-dimensional exploded view, and the element of the electric connector combination shown in Figure 14 is described.
Wherein, description of reference numerals is as follows:
10 electric connectors
100 engage body
101 insulating body 102 pedestal 103 hyoplastron 104 side wall 105 clasp grooves
106 accepting groove 107 ' reference column 108 location notch 109 front surfaces
1 the first terminal module
11 first insulating parts
111 first base portion 112 first hyoplastron portion 113 first adjutage 114 first accepting grooves
115 first clasp groove 116 first fixing hole 117 second fixing holes
1121 first faying face 1,122 first interfaces
1131 first stage portions
12 the first terminals
121 fixed part 122 plate shape adjutage 123 elastic extension arms
1231 stretch section 1232 joining section 1233 introduction segments
2 second terminal modules
21 second insulating parts
211 second base portion 212 second hyoplastron portion 213 second adjutage 214 second accepting grooves
215 second clasp groove 216 first projection 217 second projections
2121 second faying face 2,122 second interfaces
2131 second stage portion 2132 times deep gouges
22 second terminals
221 fixed part 222 plate shape adjutage 223 elastic extension arms
2231 stretch section 2232 joining section 2233 introduction segments
3 grounded metal sheet
31 main body 32 first connecting portion 33 second connecting portions
34 elastic contact part 311 through holes
4 external shield housings
41 first 42 second docking 421 plant spaces, chamber, docking chambeies
43 locking arm 431 locking holes
5 inner shield housings
53 metallic plates
536 fixedly tab 537 connect shell fragments
8 circuit boards
81 base portion 82 Plug Division 83 installation portion 84 mounting grooves 85 are dodged conduit 86 installing holes
821 electric contact pieces
9 securing members
10 ' electric connector
4 ' external shield housing
45 ' diapire 46 ' sidewall 47 ' roof 471 ' joint close 4711 ' dovetail section
49 ' locking plate 491 ' stem portion 492 ' sidepiece 493 ' locking part
4911 ', 4921 ' weld 4931 ' locking hole
8 ' circuit board
86 ' installing hole 87 ' guide-joining plate
9 ' securing member
Embodiment
Although the utility model can easily show as multi-form embodiment, but shown in the drawings and by what describe in detail, be only some of them specific embodiments in this manual, be understandable that it is the exemplary illustrated of the utility model principle that this specification should be considered as simultaneously, and be not intended to the utility model to be restricted at this illustrated.
Thus, in this specification, a pointed feature by for one of them feature of an embodiment of the present utility model is described, rather than implies that each embodiment of the present utility model must have illustrated feature.In addition, should be noted that this specification described many features.Although some feature can combine to illustrate possible system, these features also can be used for other the combination not clearly stating.Thus, except as otherwise noted, illustrated combination is not intended to restriction.
In the embodiment shown in the figures, the indication of direction (such as upper and lower, left and right, front and rear) is for explaining that the structure of various elements of the present utility model is not absolute but relative with motion.When these elements are during in position shown in the drawings, these explanations are suitable.When if the explanation of the position of these elements changes, the indication of these directions also correspondingly changes.
Below in conjunction with the accompanying drawing of this specification, preferred embodiment of the present utility model is given to elaboration further.
Consulting Fig. 1 to Fig. 4, is a preferred embodiment of the utility model electric connector combination.This connector combination comprise an electric connector 10 and with a circuit board 8 of these electric connector 10 fit applications.In the present embodiment, this electric connector 10 adopts heavy board-like being installed on circuit board 8.This electric connector 10 comprises a joint body 100, and is fixedly arranged on the grounded metal sheet 3 that engages in body 100, around the external shield housing 4 and that engages body 100, to be positioned at external shield housing 4 inner and be sticked and be installed in the inner shield housing 5 that engages body 100 surfaces.
Wherein, the both sides of this external shield housing 4 respectively laterally extend outward a locking arm 43.Each locking arm 43 is provided with a locking hole 431.This circuit board 8 comprises a base portion 81 and is arranged on a Plug Division 82 of the front side of this base portion 81.This Plug Division 82 has two interfaces opposing upper and lower, is equipped with one group of electric contact pieces 821 on each interface.Thereby these electric contact pieces 821 can be corresponding match and realize the electric connection between the two with conducting terminal 12,22 on electric connector 10 and grounded metal sheet 3.
This circuit board 8 is also provided with and is positioned at the both sides of this Plug Division 82 and distinguishes extended two installation portions 83 forward.Between each installation portion 83 and Plug Division 82, be formed with and dodge conduit 85.Dodge conduit 85 when circuit board 8 docks with electric connector 10 for these two, can be for accommodating the structure of the both sides, rear portion of this electric connector 10.Or say, the leading edge of this circuit board 8 is formed with a mounting groove 84 backward with being arranged with, and this Plug Division 82 is arranged on to projection forward the middle part of this mounting groove 84.Each installation portion 83 is provided with an installing hole 86 corresponding with this locking hole 431.This electric connector 10 locks on this circuit board 8 by the securing member such as bolt 9 being located in corresponding installing hole 86 and locking hole 431.
The front portion of this electric connector 10 surrounds and is formed with the one first docking chamber 41 that can insert for another butt connector (not shown).The rear portion of this electric connector 10 is formed with the one second docking chamber 42 that can insert for this Plug Division 82 and two location notchs 108 that are positioned at these the second docking 42 both sides, chamber.When the Plug Division 82 of circuit board 8 is inserted in this second docking chamber 42, the both side edges of this Plug Division 82 can correspondingly be inserted in these two location notchs 108, thus the effect that plays location and prevent from rocking.
Consult Fig. 5 to Figure 13, engage body 100 and comprise a first terminal module 1 and one second terminal module 2 of mutually combining.The first terminal module 1 has one first insulating part 11 and one group of first conducting terminal 12 that lays fixed in the first insulating part 11.The first insulating part 11 has one first base portion 111, by the first base portion 111 front sides extended one first hyoplastron portion 112 and two the first adjutages 113 being extended back respectively by the both sides of this first base portion 111 forward.
The first hyoplastron portion 112 has towards one first faying face 1121 of the second terminal module 2 and in contrast to one first interface 1122 of the first faying face 1121.The first hyoplastron portion 112 is formed with two the first accepting grooves 114 and two the first clasp grooves 115 that are positioned at these two first accepting groove 114 the place aheads two sides by rear position.The first hyoplastron portion 112 is provided with two the first fixing holes 116 and two the second fixing holes 117 on the first faying face 1121.
The interior side-lower of each the first adjutage 113 is formed with the one first stage portion 1131 of extending along fore-and-aft direction.This first stage portion 1131 has the bottom surface of approximate horizontal.
The fixed part 121 of the first conducting terminal 12 is fixed in the first base portion 111, and front end extend out to forward the first hyoplastron portion 112 to form a plate shape adjutage 122 that exposes to the first interface 1122 by the first base portion 111, and rear end by the first base portion 111 stretch out backward to form one in order to resilient engagement in the elastic extension arm 123 of the electric contact pieces 821 of circuit board 8.
In the present embodiment, particularly, this elastic extension arm 123 comprises from front to back a stretch section 1231 that tilts to extend, the joining section 1232 forming in the end of this stretch section 1231, and by this joining section 1232 extended introduction segment 1233 that further recedes.In conjunction with referring to Fig. 3 and Fig. 8, wherein this joining section 1232 can elasticity be connected in the electric contact pieces 821 of uper side surface of this circuit board 8.Wherein this joining section 1232 preferably can be with respect to sliding before and after the micro-ground of this electric contact pieces 821.
The second terminal module 2 is to be combined as a whole opposite to each other with the first terminal module 1.The second terminal module 2 has the second insulating part 21 and one group of second conducting terminal 22 that lays fixed in the second insulating part 21 that is upwards combined in the first insulating part 11.The second insulating part 21 has one second base portion 211 corresponding to the first base portion 111, extend forward a front side by the second base portion 211 and position corresponding to the second hyoplastron portion 212 of the first hyoplastron portion 112, by the both sides of this first base portion 111 extend back respectively and position corresponding to two the second adjutages 213 of the first adjutage 113.
The second hyoplastron portion 212 has one upward to the second faying face 2121 of the first faying face 1121 and second interface 2122 in contrast to the second faying face 2121.The two sides of the second hyoplastron portion 212 be formed with position corresponding to two the second accepting grooves 214 of the first accepting groove 114 and position two the second clasp grooves 215 corresponding to the first clasp groove 115.Wherein on the second faying face 2121, be provided with two towards 1 projection of the first terminal module and position corresponding to the first projection 216 of the first fixing hole 116 and two towards 1 projection of the first terminal module and position the second projection 217 corresponding to the second fixing hole 117.
The inside front of each the second adjutage 213 be formed with along fore-and-aft direction extend and position corresponding to one second stage portion 2131 of the first stage portion 1131.This second stage portion 2131 has the end face of approximate horizontal.Distinguish to some extent with aforementioned the first stage portion 1131: the front portion of the end face of this second stage portion 2131 is formed with deep gouge 2132 downwards with being arranged with.
It is identical with this structure of organizing the first conducting terminal 12 that this organizes the second conducting terminal 22, and this organizes the first conducting terminal 12, and to organize the second conducting terminal 22 with this be oppositely arranged up and down and be 180 degree Rotational Symmetries.The fixed part 221 of the second conducting terminal 22 is fixed on the second base portion 211, and front end stretches out forward to form a plate shape adjutage 222 that exposes to the second interface 2122 by the second base portion 211, and rear end by the second base portion 211 stretch out backward to form one in order to resilient engagement in the elastic extension arm 223 of the electric contact pieces 821 of circuit board 8.
In the present embodiment, particularly, this elastic extension arm 223 comprises from front to back a stretch section 2231 that tilts to extend, the joining section 2232 forming in the end of this stretch section 2231 and by this joining section 2232 extended introduction segment 2233 that further recedes.In conjunction with referring to Fig. 3 and Fig. 8, wherein this joining section 2232 can elasticity be connected in the electric contact pieces 821 of downside surface of this circuit board 8.This joining section 2232 preferably slides before and after the micro-ground of this electric contact pieces 821 relatively.
In conjunction with referring to Fig. 3 and Fig. 8, visible, this organizes between the elastic extension arm 123 of the first conducting terminal 12 and this elastic extension arm 223 of organizing the second conducting terminal 22 and is formed with a plant space 421, with corresponding the insertion wherein in Plug Division 82 of power circuit board 8.Wherein the stretch section 1231 of this first conducting terminal 12 extends from front to back mutually with the stretch section 2231 that is positioned at this second conducting terminal 22 of its below with drawing close, thereby this structural design is conducive to clamp circuit board 8, obtains good electric connection effect.The introduction segment 1233 of this first conducting terminal 12 is mutually remotely to extend with the introduction segment 2233 of this second conducting terminal 22 from front to back.The structure that this introduction segment 1233,2233 opens backward, is conducive to the insertion of steering circuit plate 8.It is worth mentioning that, this plant space 421 the size of above-below direction be have flexible, that is to say, before not plugging in circuit board 8, elastic extension arm 123,223 is in free extended configuration, and size (namely beeline two joining sections 1232, the 2232 between) minimum of this plant space 421 on above-below direction, after inserting circuit board 8, elastic extension arm 123,223 is in stressed open configuration, and the size of this plant space 421 on above-below direction becomes large.
When the first terminal module 1 and the second terminal module 2 are grouped together, this first insulating part 11 and this second insulating part 21 combine an insulating body 101 of this electric connector 10, this first base portion 111 and this second base portion 211 combine a pedestal 102 of this insulating body 101, this the first hyoplastron portion 112 and this second hyoplastron portion 212 combine by this pedestal 102 extended hyoplastron 103 forward, these two the second adjutages 213 and two the first adjutages 113 combine respectively that both sides by this pedestal 102 extend back two side walls 104.
Meanwhile, this first accepting groove 114 and this second accepting groove 214 combine an accepting groove 106 of this insulating body 101, and this first clasp groove 115 and this second clasp groove 215 combine a clasp groove 105 of this insulating body 101.This first stage portion 1131 and the second stage portion 2131 combine two location notchs 108 on the side wall 104 of this insulating body 101.The bottom surface of this two location notch 108 and the perpendicular separation between end face are slightly larger than the gauge of this circuit board 8.This two location notch 108 is positioned at sustained height and mutually connects with plant space 421.Referring to Figure 10, the pedestal 102 of this insulating body 101 has a vertical front surface 109 roughly.
Grounded metal sheet 3 is located between the first terminal module 1 and the second terminal module 2, and this frame mode is comparatively easy to manufacture and assembling.Can make whereby the structural strength of the hyoplastron 103 that the first hyoplastron portion 112 and the second hyoplastron portion 212 be spliced into be promoted, and the high-frequency signal reducing between the first conducting terminal 12 and the second conducting terminal 22 is crosstalked.Two opposed surface of grounded metal sheet 3 are amplexiformed mutually with the first faying face 1121 of this first hyoplastron portion 112 and the second faying face 2121 of the second hyoplastron portion 212 respectively.
Grounded metal sheet 3 comprises a main body 31 and by extended one first connecting portion 32 of this main body 31, one second connecting portion 33 and two elastic contact arms 34.This main body 31 is arranged in this hyoplastron 103 and spaced apart this organized the first conducting terminal 12 and organized the second conducting terminal 22 with this.
Thereby this first connecting portion 32 stretches out this hyoplastron 103 and contacts electric connection with this inner shield housing 5.Referring to Fig. 7, in the present embodiment, this first connecting portion 32 comprises that the both sides by this main body 31 outwards stretch out two tabs of this hyoplastron 103.
This second connecting portion 33 stretches out this side wall 104 and is electrically connected with this external shield housing 4.Referring to Fig. 7, in the present embodiment, this second connecting portion 33 is extended two elastic arms that outwards recede of the both sides, rear portion by this main body 31, the end elasticity of these two elastic arms is connected to that on the inwall of this external shield housing 4, (the second connecting portion 33 shown in Fig. 7 is in free extended configuration, so have a small amount of interference with external shield housing 4), set up grounding path with external shield housing 4.
These two elastic contact arms 34 bend and extend backward from the rear end of this main body 31, a location notch 108 interior (referring to Fig. 8) that stretches into respectively side wall 104 inner sides of this insulating body 101, this structural design can make full use of the microminiaturization that space is conducive to electric connector.These two elastic contact arm 34 elasticity are connected on the downside interface of Plug Division 82 of this circuit board 8, be electrically connected with the corresponding electric contact pieces 821 for ground connection, thereby this grounded metal sheet 3 can provide the grounding path being connected with circuit board 8 by these two elastic contact arms 34, be conducive to the transmission of high-frequency signal, improve the Electro Magnetic Compatibility (EMC, Electromagnetic Compatibility) of this electric connector 10.
In addition, the left and right sides of the main body 31 of grounded metal sheet 3 exposes to this clasp groove 105, can be electrically connected with the grounding elastic part (not shown) of another butt connector side, thereby be conducive to the transmission of high-frequency signal.The main body 31 of grounded metal sheet 3 is provided with two through holes that run through up and down 311.Through hole 311, corresponding to the second fixing hole 117 of the first insulating part 11 and the second projection 217 of the second insulating part 21, can also locate grounded metal sheet 3 through through hole 311 and second fixing hole 117 fixed engagement of grounded metal sheet 3 the second projection 217 simultaneously.
External shield housing 4 is fixed on insulating body 101, surrounds the space outerpace of the hyoplastron 103 of insulating body 101 front portions, the one first docking chamber 41 that formation can be pegged graft for butt connector.Two side walls 104 that external shield housing 4 is gone back coated insulation body 101 rear portions form one second docking chamber 42.This second docking chamber 42 surrounds the elastic extension arm of the elastic extension arm 123 of the first conducting terminal 12 and the second conducting terminal 22 223 within it, can play the effect of shielding.Wherein, aforesaid plant space 421 and two location notchs 108 are the middle part that is positioned at this second docking chamber 42 at vertical direction.The plate shape adjutage 222 that this plate shape adjutage 122 of organizing the first conducting terminal 12 is organized the second conducting terminal 22 with this first is be oppositely arranged up and down and be 180 degree Rotational Symmetries in docking chamber 41 at this, thereby no matter another butt connector is just being inserted or anti-plug, can both realize docking of this electric connector 10 and butt connector.
The both sides of external shield housing 4 laterally extend outward respectively a locking arm 43 that is provided with a locking hole 431.It is worth mentioning that, by making installing hole 86 ground connection on circuit board 8, can also make this external shield housing 4 reliable grounds by locking arm 43, thereby be conducive to the transmission of high-frequency signal, improve the Electro Magnetic Compatibility of this electric connector 10.
Inner shield housing 5 is folded between this external shield housing 4 and the first base portion 111 and the second base portion 211, and is at least covered in the back segment of this hyoplastron 103 and the front surface 109 towards the first docking chamber 41 of this pedestal 102.
In the present embodiment, inner shield housing 5 comprises two metallic plates that are stitched together 53.Two metallic plates 53 are separately fixed at the both sides up and down of insulating body 101.
The left and right sides of metallic plate 53 has been bent to form two fixing tabs 536 in the position corresponding with accepting groove 106.This first connecting portion 32 is inserted into two of two metallic plates 53 and fixedly between tab 536, contacts with inner shield housing 5 and reach electric connection.Be preferably the mode by laser welding, together with the first connecting portion 32 of grounded metal sheet 3 is fixedly attached to this inner shield housing 5, to strengthen the reliability being electrically connected between the two.This structure has increased the grounding path of grounded metal sheet 3, thereby is conducive to the transmission of high-frequency signal, improves the Electro Magnetic Compatibility of this electric connector 10.
In addition, on metallic plate 53, be formed with can with external shield housing 4 resilient engagement be connected shell fragment 537, make inner shield housing 5 to reach ground connection with external shield housing 4 by connecting shell fragment 537, be conducive to the transmission of high-frequency signal, improve the Electro Magnetic Compatibility of this electric connector 10.
The assembling process of electric connector 10 of the present utility model roughly comprises: punching press bending forming conducting terminal 12 and 22, grounded metal sheet 3, external shield housing 4 and metallic plate 53; Then adopt the manufacturing process of inserting moulding, make the first terminal module 1 and the second terminal module 2; Then grounded metal sheet 3 is attached between the first terminal module 1 and the second terminal module 2, and the first terminal module 1 and the second terminal module 2 are grouped together, thereby obtains engaging body 100; Then, two metallic plate 53 correspondences are attached to the both sides up and down that engage body 100, and grounded metal sheet 3 and metallic plate 53 is welded together; The last periphery that engages body 100 that from front to back external shield housing 4 is set to again.
And when this electric connector 10 is assembled into circuit board 8, only the Plug Division of circuit board 8 82 need to be inserted in the plant space 421 in the second docking chamber 42 from the rear of electric connector 10, elastic extension arm 123,223 is contacted with corresponding electric contact pieces 821, then the position adjustment of electric connector 10 is made after the opening accurate contraposition of shell of itself and electronic equipment, with securing member 9, electric connector 10 is locked on two installation portions 83 of circuit board 8 securely again, thereby improved electric connector 10 adaptability when mounted.
Electric connector of the present utility model is reached electric connection by elastic extension arm 123,223 and the electric contact pieces 821 of the both sides up and down of the Plug Division 82 of circuit board 8, and the mode of this resilient engagement can strengthen both laminating degree, prevents empty weldering; And the mode of this resilient engagement can not welded, thereby the high temperature that can reduce while welding causes adverse effect to the electrical property of electric connector 10, the risk that does not also exist scolding tin to ftracture; In addition, the mode of this resilient engagement can be connected on circuit board 8 by floating ground electric connector 10, can adjust the relative position between electric connector 10 and circuit board 8 micro-ly, the lock solid structure of mating electrical connector 10 again, be conducive to the exactitude position of the opening on electric connector 10 and electronic equipment casing, thereby the flexibility of installation is provided.
Referring to Figure 14 and Figure 15, it is the another preferred embodiment of electric connector of the present utility model and electric connector combination.In the present embodiment, external shield housing 4 ＇ of this electric connector 10 ＇ and aforesaid external shield housing 4 are distinguished to some extent: this external shield housing 4 ＇ comprise diapire 45 ＇, roof 47 ＇ that upwards bent extended two sidewall 46 ＇, extended in opposite directions and be put together by these two sidewall 46 ＇ by the both sides of this diapire 45 ＇.On this roof 47 ＇, be formed with joint close 471 ＇.This electric connector 10 ＇ also comprise locking plate 49 ＇ that are fixed on this external shield housing 4 ＇.
In the present embodiment, thus this roof 47 ＇ are provided with a plurality of dovetail section 4711 ＇ at joint close 471 ＇ places to be locked together mutually.This locking plate 49 ＇ comprise smooth stem portion 491 ＇, respectively by extended two sidepiece 492 ＇ of two lateral bucklings of this stem portion 491 ＇ and two locking part 493 ＇ further outwards being extend horizontally away by the outside of this two sidepiece 492 ＇ respectively.Each locking part 493 ＇ is provided with locking hole 4931 ＇.Wherein, this stem portion 491 ＇ and the 47 ＇ laminatings of this roof, these two sidepiece 492 ＇ and the 46 ＇ laminatings of this two sidewalls.This locking plate 49 ＇ are preferably and adopt the mode of laser welding and this roof 47 ＇ and two sidewall 46 ＇ to combine securely.The function of this locking part 493 ＇ and locking hole 4931 ＇ and aforesaid locking arm 43 and locking hole 431 is suitable.
In the present embodiment, weld 4911 ＇ of this locking plate 49 ＇ and roof 47 ＇ are positioned at the dovetail section 4711 ＇ places of this joint close 471 ＇.Weld 4921 ＇ of this locking plate 49 ＇ and sidewall 46 ＇ are roughly positioned at the middle part of this sidewall 46 ＇.
This circuit board 8 ＇ are formed with guide-joining plate 87 ＇ around at installing hole 86 ＇.In the present embodiment, thus this electric connector 10 ＇ can lock to this circuit board 8 ＇ electrical ground connection by being located in securing member 9 ' in this locking hole 4931 ＇ and installing hole 86 ＇.And in further embodiments, locking hole 4931 ＇ on 493 ＇ of this locking part can save, this electric connector 10 ＇ can by by the 493 ＇ welding of this locking part or adopt conductive adhesive to these guide-joining plate 87 ＇ places and secure bond to this circuit board 8 ＇ electrical ground connection.
The structural strength that this design of employing locking plate 49 ＇ can strengthen external shield housing 4 ＇ prevents that it from ftractureing at joint close 471 ＇ places, the complete closure of external shield housing 4 ＇ be can also keep in addition, the Electro Magnetic Compatibility of this electric connector 10 ＇ and the water resistance of raising electric connector improved.
Foregoing is only preferred embodiment of the present utility model; not for limiting embodiment of the present utility model; those of ordinary skills are according to main design of the present utility model and spirit; protection range of the present utility model can carry out very easily corresponding flexible or modification, therefore should be as the criterion with the desired protection range of claims.
Claims (24)
1. an electric connector, is characterized in that, this electric connector comprises:
One insulating body, it comprises a pedestal, by this pedestal an extended hyoplastron and two side walls being extended back by the both sides of this pedestal respectively forward, this hyoplastron has one first interface opposing upper and lower and one second interface;
One group of first conducting terminal, this first conducting terminal comprises the fixed part that is fixed on this pedestal, by this fixed part, is extended to forward a plate shape adjutage of this hyoplastron and by this fixed part, stretched out backward an elastic extension arm of this pedestal, this plate shape adjutage exposes to the first interface of this hyoplastron, and this elastic extension arm is housed between these two side walls;
One group of second conducting terminal, this second conducting terminal comprises the fixed part that is fixed on this pedestal, by this fixed part, is extended to forward a plate shape adjutage of this hyoplastron and by this fixed part, stretched out backward an elastic extension arm of this pedestal, this plate shape adjutage exposes to the second interface of this hyoplastron, this elastic extension arm is housed between these two side walls, wherein at this, organizes between the elastic extension arm of the first conducting terminal and this elastic extension arm of organizing the second conducting terminal and forms a plant space;
One grounded metal sheet, it is arranged in this hyoplastron and spaced apart this organized the first conducting terminal and this organizes the second conducting terminal; And
One external shield housing, it is fixed on this insulating body, and the peripheral space that this external shield housing surrounds this hyoplastron forms one first docking chamber, and coated these two side walls form one second docking chamber.
2. according to electric connector claimed in claim 1, it is characterized in that, this elastic extension arm comprises from this fixed part rear end, tilting from front to back an extended stretch section and being arranged on a joining section of this stretch section end, and wherein the stretch section of the stretch section of this first conducting terminal and this second conducting terminal extends from front to back mutually with drawing close.
3. according to electric connector claimed in claim 2, it is characterized in that, this elastic extension arm also comprises by this joining section extended introduction segment that further recedes, and wherein the introduction segment of the introduction segment of this first conducting terminal and this second conducting terminal is mutually remotely to extend from front to back.
4. according to electric connector claimed in claim 1, it is characterized in that, each laterally extends a locking arm both sides of this external shield housing, and each locking arm is provided with a locking hole.
5. according to electric connector claimed in claim 1, it is characterized in that, this electric connector also comprises a locking plate, and this locking plate comprises two locking parts that are fixed on the stem portion on external shielding case and are positioned at these stem portion both sides.
6. according to electric connector claimed in claim 5, it is characterized in that, on this external shield housing, be formed with a joint close, this stem portion is in conjunction with the both sides that are fixed to this joint close.
7. according to the electric connector described in claim 1 to 6 any one, it is characterized in that, the inner side of the both walls of this insulating body is respectively formed with the location notch extending along fore-and-aft direction, and this location notch and this plant space are positioned at sustained height and are interconnected.
8. according to electric connector claimed in claim 7, it is characterized in that, this grounded metal sheet is provided with the elastic contact arm that bending is extended backward, and this elastic contact arm is positioned at this location notch.
9. according to the electric connector described in claim 1 to 6 any one, it is characterized in that, this electric connector also comprises that this inner shield housing covers the rear portion of this hyoplastron and the front surface of this pedestal by the coated inner shield housing of this external shield housing; This grounded metal sheet comprises one first connecting portion that is arranged on the main body in this hyoplastron and is extended outward by this main body, this first connecting portion stretches out this hyoplastron and is electrically connected with this inner shield housing, and this grounded metal sheet and this inner shield housing and this external shield housing are electrical connected.
10. according to the electric connector described in claim 1 to 6 any one, it is characterized in that, this grounded metal sheet comprises the main body that is arranged in this hyoplastron and by outward-dipping extended two elastic arms in these main body both sides, this two elastic arm stretches out this insulating body and contacts with this external shield housing.
11. according to the electric connector described in claim 1 to 6 any one, it is characterized in that, this insulating body is combined by one first insulating part and one second insulating part; Wherein this is organized the first conducting terminal correspondence and is fixedly arranged on the first insulating part, and this organizes the second conducting terminal correspondence and be fixedly arranged on the second insulating part, and this grounded metal sheet is located between this first insulating part and the second insulating part.
12. according to the electric connector described in claim 1 to 6 any one, it is characterized in that, this organizes the first conducting terminal and this, and to organize the second conducting terminal be oppositely arranged up and down and be 180 degree Rotational Symmetries.
13. 1 kinds of electric connector combinations, comprise the electric connector and the circuit board that cooperatively interact, it is characterized in that, this electric connector comprises:
One insulating body, it comprises a pedestal, by this pedestal an extended hyoplastron and two side walls being extended back by the both sides of this pedestal respectively forward, this hyoplastron has one first interface opposing upper and lower and one second interface;
One group of first conducting terminal, this first conducting terminal comprises the fixed part that is fixed on this pedestal, by this fixed part, is extended to forward a plate shape adjutage of this hyoplastron and by this fixed part, stretched out backward an elastic extension arm of this pedestal, this plate shape adjutage exposes to the first interface of this hyoplastron, and this elastic extension arm is housed between these two side walls;
One group of second conducting terminal, this second conducting terminal comprises the fixed part that is fixed on this pedestal, by this fixed part, is extended to forward a plate shape adjutage of this hyoplastron and by this fixed part, stretched out backward an elastic extension arm of this pedestal, this plate shape adjutage exposes to the second interface of this hyoplastron, this elastic extension arm is housed between these two side walls, wherein at this, organizes between the elastic extension arm of the first conducting terminal and this elastic extension arm of organizing the second conducting terminal and forms a plant space;
One grounded metal sheet, it is arranged in this hyoplastron and spaced apart this organized the first conducting terminal and this organizes the second conducting terminal; And
One external shield housing, it is fixed on this insulating body, and the peripheral space that surrounds this hyoplastron forms one first docking chamber, and coated these two side walls form one second docking chamber;
This circuit board is provided with a Plug Division, and this Plug Division has two interfaces opposing upper and lower, on these two interfaces, is respectively provided with one group of electric contact pieces;
Wherein, the Plug Division corresponding inserted of this circuit board is in the plant space in the second docking chamber of this electric connector, and the electric contact pieces on two interfaces of this Plug Division is organized respectively elastic extension arm and the also corresponding electric connection therein of this elastic extension arm resilient clamp of organizing the second conducting terminal of the first conducting terminal by this.
14. according to the electric connector combination described in claim 13, it is characterized in that, this elastic extension arm comprises from this fixed part rear end, tilting from front to back an extended stretch section and being arranged on a joining section of this stretch section end, and wherein the stretch section of the stretch section of this first conducting terminal and this second conducting terminal extends from front to back mutually with drawing close.
15. according to the electric connector combination described in claim 14, it is characterized in that, this elastic extension arm also comprises by this joining section extended introduction segment that further recedes, wherein the introduction segment of the introduction segment of this first conducting terminal and this second conducting terminal is mutually remotely to extend from front to back, to guide the Plug Division of this circuit board to insert this plant space.
16. according to the electric connector combination described in claim 13, it is characterized in that, a locking arm is laterally extended respectively in the both sides of this external shield housing, and each locking arm is provided with a locking hole; This circuit board is each extended installation portion forward in the both sides of this Plug Division, between each installation portion and Plug Division, be formed with and dodge conduit, each installation portion is provided with an installing hole corresponding with this locking hole, and the securing member that this electric connector is located in installing hole and locking hole by correspondence is fixed on this circuit board.
17. according to the electric connector combination described in claim 13, it is characterized in that, this electric connector also comprises a locking plate, and this locking plate comprises two locking parts that are fixed on the stem portion on external shielding case and are positioned at these stem portion both sides.
18. according to the electric connector combination described in claim 17, it is characterized in that, on this external shield housing, is formed with a joint close, and this stem portion is in conjunction with the both sides that are fixed to this joint close, on this two locking part, is respectively provided with a locking hole; This circuit board is also provided with by the both sides of this Plug Division distinguishes extended two installation portions forward, between each installation portion and Plug Division, be formed with and dodge conduit, each installation portion is provided with an installing hole corresponding with this locking hole, and the securing member that this electric connector is located in installing hole and locking hole by correspondence is fixed on this circuit board.
19. according to the electric connector combination described in claim 13 to 18 any one, it is characterized in that, the inner side of the both walls of this insulating body is respectively formed with the location notch extending along fore-and-aft direction, this two location notch and this plant space are positioned at sustained height and are interconnected, thereby locate the both side edges of the Plug Division of this circuit board.
20. according to the electric connector combination described in claim 19, it is characterized in that, this grounded metal sheet is provided with backward the elastic contact arm that bending is extended, this elastic contact arm correspondence be positioned at this location notch also elasticity be connected in the electric contact pieces of Plug Division of this circuit board.
21. according to the electric connector combination described in claim 13 to 18 any one, it is characterized in that, this electric connector also comprises that this inner shield housing covers the rear portion of this hyoplastron and the front surface of this pedestal by the coated inner shield housing of this external shield housing; This grounded metal sheet comprises a main body and by extended one first connecting portion of this main body, this first connecting portion stretches out this hyoplastron and is electrically connected with this inner shield housing, and this grounded metal sheet and this inner shield housing and this external shield housing are electrical connected.
22. according to the electric connector combination described in claim 13 to 18 any one, it is characterized in that, this grounded metal sheet comprises the main body that is arranged in this hyoplastron and by outward-dipping extended two elastic arms in these main body both sides, this two elastic arm stretches out this insulating body and contacts with this external shield housing.
23. according to the electric connector combination described in claim 13 to 18 any one, it is characterized in that, this organizes the first conducting terminal and this, and to organize the second conducting terminal be oppositely arranged up and down and be 180 degree Rotational Symmetries.
24. according to the electric connector combination described in claim 13 to 18 any one, it is characterized in that, this insulating body is combined by one first insulating part and one second insulating part; Wherein this is organized the first conducting terminal correspondence and is fixedly arranged on the first insulating part, and this organizes the second conducting terminal correspondence and be fixedly arranged on the second insulating part, and this grounded metal sheet is located between this first insulating part and the second insulating part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420448119.0U CN203983548U (en) | 2014-08-08 | 2014-08-08 | Electric connector and electric connector combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420448119.0U CN203983548U (en) | 2014-08-08 | 2014-08-08 | Electric connector and electric connector combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203983548U true CN203983548U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420448119.0U Expired - Fee Related CN203983548U (en) | 2014-08-08 | 2014-08-08 | Electric connector and electric connector combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203983548U (en) |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20180808 |
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| CF01 | Termination of patent right due to non-payment of annual fee |