CN204304087U - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN204304087U CN204304087U CN201420868186.8U CN201420868186U CN204304087U CN 204304087 U CN204304087 U CN 204304087U CN 201420868186 U CN201420868186 U CN 201420868186U CN 204304087 U CN204304087 U CN 204304087U
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- metal shell
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Abstract
The utility model relates to a kind of electric connector, it comprises insulating body, in terminal module and coated insulation body, metal shell, the docking section that described insulating body comprises base portion and protrudes out forward from base portion, described base portion is arranged with a fixing hole, described docking section is provided with a butt hole, described terminal module comprises collets and is fixed on the some conducting terminals on collets, described collets comprise the leading section be plugged in forward in fixing hole and the rearward end protruding from insulating body from leading section backward, described metal shell is lengthwise tubular structure, described inner metal shell is monolithic structure, described metal shell is sheathed on inner metal shell, described inner metal shell comprises the body frame be sheathed in base portion and rearward end, described body frame is tubular structure.
Description
Technical field
The utility model relates to a kind of electric connector, particularly relates to a kind of electric connector with inner metal shell and metal shell.
Background technology
Along with the fast pace of people's life, and the demand of the fast transport of mass data grows to even greater heights, and the Signal transmissions specification of respective electronic equipment also must promote thereupon, and the electric connector on electronic equipment must improve the frequency of signal transmission with reply.Disturb because high-frequency signal is very easily subject to context parameter and causes signal bad, therefore the design and manufaction standard of the electric connector of transmitting high-frequency signal also improves thereupon.
A kind of electric connector that the prior art relevant to this case can disclose with reference to No. 2014205851157th, Chinese patent application, it comprises insulating body, be assembled in the inner metal shell of terminal module in insulating body and coated insulation body, metal shell, described insulating body comprises top, bottom, connect the both sides of top and bottom and be formed at top, a butt hole between bottom and both sides, terminal module comprises collets and is fixed on the some conducting terminals on collets, collets comprise leading section, interlude, rearward end, leading section is inserted in insulating body, intermediate ends protrude from backward insulating body wrap up by inner metal shell, rearward end is pressed on forward on inner metal shell, restriction inner metal shell moves backward, design like this, fixing dynamics between collets and inner metal shell is unreliable, easily loosen between the two, the use of electric connector may be affected.
So, be necessary that a kind of new electric connector of design is to solve the problems of the technologies described above.
Utility model content
The purpose of this utility model there are provided a kind ofly has the electric connector improving high frequency performance and structural strength.
For realizing aforementioned object, the utility model adopts following technical scheme: a kind of electric connector, it comprises insulating body, be assembled in terminal module in insulating body and coated insulation body, metal shell, the docking section that described insulating body comprises base portion and protrudes out forward from base portion, described base portion is arranged with a fixing hole, described docking section is provided with a butt hole, through before and after described butt hole and fixing hole, described terminal module comprises collets and is fixed on the some conducting terminals on collets, described collets comprise the leading section be plugged in forward in fixing hole and the rearward end protruding from insulating body from leading section backward, described conducting terminal have extend forward leading section after enter the contact site in butt hole and extend back the welding foot of rearward end, described metal shell is lengthwise tubular structure, described inner metal shell is monolithic structure, described metal shell is sheathed on inner metal shell, described inner metal shell comprises the body frame be sheathed in base portion and rearward end, described body frame is tubular structure.
As further improvement of the utility model, described metal shell rear end is provided with the bent sheet extended to the inside, and described bent sheet is pressed on forward on inner metal shell.
As further improvement of the utility model, described electric connector also comprises a metal earthing sheet, the bonding pad that described ground strip comprises a horizontal plate and extends back from horizontal plate, described bonding pad is together with the alignment of welding foot left and right, described terminal module comprises the upper and lower end submodule group be fixed together along the vertical direction, and described horizontal plate is clamped between the collets of upper and lower end submodule group.
As further improvement of the utility model, described welding foot is arranged as two rows in left-right direction, described bonding pad comprises a pair bonding pad being positioned at the welding foot left and right sides, wherein a bonding pad and is arranged welding foot and is arranged in a row, another welding foot and another arrange welding foot and be arranged in another and arrange.
As further improvement of the utility model, described two row's welding foots consistencies from top to bottom one by one, stagger about described two bonding pads and identical with the spacing of welding foot.
As further improvement of the utility model, the collets of described upper and lower end submodule group are provided with the reference column and location hole that cooperatively interact, and described horizontal plate has the through hole passed for reference column.
As further improvement of the utility model, described insulating body is provided with the top be located in outside butt hole, bottom and relatively both sides, the outer surface of described top and bottom is respectively equipped with the first recess and is positioned at some perforates in the first recess front, described both sides are respectively equipped with spacing hole, what described inner metal shell comprised that the left and right end of a pair shielding plate that autonomous agent frame upper and lower side extends forward and autonomous agent frame extends forward compresses shell fragment a pair, described shielding sheet with compress shell fragment and be spaced from each other, described shielding sheet is contained in the first recess, described shielding sheet has the arc contact piece protruding into butt hole from perforate, the described shell fragment that compresses is pressed against exterior side surface, the described shell fragment that compresses has the arc arrived tableting protruding into butt hole from spacing hole.
As further improvement of the utility model, described top and bottom is respectively equipped with the second recess and connects some terminal grooves of the second recess and butt hole, described second recess is recessed to form towards butt hole direction from the first recess, described contact site is partially housed in terminal groove, and described electric connector comprises and being contained in the second recess to stop the insulating trip of contact site contacting metal inner casing.
As further improvement of the utility model, described electric connector also comprises an internal circuit board, described internal circuit board surface is provided with the golden finger welded with conducting terminal, ground strip, two ends, described inner metal shell left and right have the interior afterbody of two couple extended back, and described internal circuit board is clamped interior afterbody by two.
As further improvement of the utility model, described metal shell comprises roof, diapire and connects the two lateral walls of roof and diapire, the junction of described roof and diapire and two side is provided with the two external afterbodys extended back, and described outer afterbody hides one by one on interior afterbody.
As further improvement of the utility model, described electric connector is USB Type C type pin connector, and the outer surface of front end, described docking section is provided with annular protruding rib, and described metal shell is pressed on fin and is limited to move forward.
The utility model electric connector inner metal shell comprises the body frame be sheathed in base portion and rearward end, described body frame is tubular structure, add the signal shielding ability that electric connector is external, improve the high frequency performance of electric connector, add the fixed effect between insulating body, terminal module and inner metal shell three simultaneously, strengthen the overall construction intensity of electric connector, extend the useful life of electric connector.
Accompanying drawing explanation
Fig. 1 is the stereogram of the utility model electric connector.
Fig. 2 is the three-dimensional exploded view after the utility model electric connector inner metal shell is separated with metal shell.
Fig. 3 is the decomposed figure of the utility model electric connector, and display end submodule group is plugged in insulating body.
Fig. 4 is the three-dimensional exploded view of the utility model electric connector.
Fig. 5 is the three-dimensional exploded view that the utility model is electrically connected another angle.
Fig. 6 is the schematic perspective view of the utility model electrical connection insulating body.
Embodiment
Refer to shown in Fig. 1 to Fig. 6, the utility model electric connector 100 is the USB Type C type pin connectors supporting high-frequency signal transmission, with for the grafting of a pair connecting connector (not shown), it comprises insulating body 10, metal earthing sheet 20, two-terminal module 30, two insulating trip 40, inner metal shell 60, metal shell 70 and cable (not shown).Terminal module 20 is assembled in forward in insulating body 10, internal circuit board 50 is welded with cable, cable and terminal module 30 are electrically connected, and inner metal shell 60 is sheathed on insulating body 10 with on terminal module 30, and metal shell 70 is sheathed on inner metal shell 60 with on terminal module 30.
Insulating body 10 comprises base portion 11 and from the docking section 12 that base portion 11 protrudes out forward, and insulating body 10 also comprises top 13, bottom 14 simultaneously and connects the relative both sides 15 of top 13 and bottom 14.Docking section 12 is provided with and is formed at top 13, a butt hole 120 between bottom 14 and both sides 15, and in order to accommodate butt connector, butt hole about 120 is symmetrical.The surface, front of docking section 12 is provided with an annular protruding rib 122.Top 13 and the outer surface of bottom 14 are respectively equipped with one first recess 131,1 second recess 132, some buckle slots 133, second recess 132 is recessed to form to butt hole 120 direction further from the first recess 131, and buckle slot 133 is positioned at the first recess 131.
Top 13 and bottom 14 be respectively equipped with run through some perforates 134, terminal groove 135, perforate 134 is positioned at the front of terminal groove 135 and spaced apart, perforate 134 is through with the first recess 131 respectively, and terminal groove 13 is positioned at the front of buckle slot 133, and terminal groove 135 is through with the second recess 132 respectively.Top 13 is arranged as a line separately in left-right direction with the perforate 134 on bottom 14, and top 13 is also arranged as a line separately in left-right direction with the terminal groove 135 on bottom 14.Both sides 15 are respectively equipped with the spacing hole 151 run through, and perforate 134, terminal groove 135 and spacing hole 151 are all through with butt hole 120.
Base portion 11 rear end is provided with the fixing hole 110 at top 13, between bottom 14 and both sides 15 and the division wall 112 between fixing hole 110 and butt hole 120, and division wall 112 is provided with the two rows conduit 114 connecting butt hole 120 and fixing hole 110.Top 13 and bottom 14 are also respectively equipped with the some clasp holes 136 connected with fixing hole 110.
Ground strip 20 is horizontal platy structure, it comprises a horizontal plate 21 and holds a pair bonding pad 22 extended back from horizontal plate about 21, horizontal plate 21 is provided with some through holes 23, and horizontal plate 21 rear end is provided with staggers to breach 24, two bonding pad about 22 between bonding pad 22 at this.
Terminal module 30 comprises the upper and lower end submodule group 31,32 be fixed together along the vertical direction, some conducting terminals 34 that each terminal module 30 comprises collets 33 and is fixed on collets 33, the collets 33 of two-terminal module 31,32 have relative horizontal plane, are provided with the reference column 334 and location hole 335 that cooperatively interact between two collets 33.The horizontal plate 21 of ground strip 20 is clamped between the collets 33 of two-terminal module 31,32, make ground strip 20 between upper terminal module 31 and the conducting terminal 34 of lower terminal module 32, reduce the signal disturbing between upper and lower end submodule group 31,32, bonding pad 22 extends back collets 33, and reference column 334 is through the through hole 23 of horizontal plate 21.
The rearward end 332 that each collets 33 comprises leading section 331 and protrudes out backward from leading section 331, the thickness of leading section 331 and broadband are less than rearward end 332, and leading section 331, rearward end 332 are in step configuration.Leading section 331 and rearward end 332 outer surface are provided with some clasp blocks 333.
Each conducting terminal 34 comprises the fixed part (not shown) be embedded in collets 33, self-retaining portion protrudes out forward the welding foot 342 that the arc-shaped contact part 341 of leading section 331 and self-retaining portion protrude out rearward end 332 backward, the contact site 341 of each terminal module 30, welding foot 342 is arranged as a row separately in left-right direction, on, the contact site 341 of lower terminal module 31, welding foot 342 consistency from top to bottom one by one, the bonding pad 22 of ground strip 20 is positioned at the outside of welding foot 342, together with welding foot 342 alignment, specifically, one bonding pad 22 is arranged in a row with the welding foot 342 of upper terminal module 31, another bonding pad 22 is lined up another with the welding foot 342 of lower terminal module 32 and is arranged, two bonding pads 22 are identical with the spacing of welding foot 342, make, lower terminal module 31, 32, ground strip 20 and internal circuit board 50 support that both forward and reverse directions is assembled, facilitate the welding procedure of electric connector 100 simultaneously.The conducting terminal 34 of two-terminal module 30 puts in order on the contrary, makes electric connector 100 support positive anti-plug.
The leading section 331 of upper and lower end submodule group 31,32 collets 33 is plugged in forward in insulating body 10 fixing hole 110, clasp block 333 on leading section 331 is held in clasp hole 136, restriction upper and lower end submodule group 31,32 moves backward, rearward end 332 protrudes from insulating body 10 backward, contact site 341 enters in butt hole 120 via conduit 114, and in part upstream end pilot trench 135.
Two insulating trips 40 are contained in insulating body 10 second recess 132 one by one, hide at terminal groove 135 outside, limit the moving range of conducting terminal 34 contact site 341.
The protuberance 52 that the upper and lower surface of internal circuit board 50 front portion is respectively equipped with row's golden finger 51 and protrudes forward, internal circuit board 50 rear portion is in order to weld together with cable, the welding foot 342 of conducting terminal 34 and the bonding pad 22 of ground strip 20 weld together one by one with golden finger 511, because ground strip 20 and internal circuit board 50 weld together, improve the earthing effect of electric connector 100, the high frequency performance of electric connector 100 is provided.Protuberance 52 to enter in ground strip 20 breach 24 and is clamped between two collets 33 of terminal module 30, and two collets 33 are respectively equipped with the groove 35 of collecting protuberance 52.
Inner metal shell 60 is monolithic structure, structural strength is high, a pair shielding plate 62 that it comprises the body frame 61 of tubular, autonomous agent frame 61 upper and lower side extends forward, autonomous agent frame about 61 hold extend forward compress the interior afterbody 64 of two couples that shell fragment 63 and autonomous agent frame 61 extend back for a pair.Observe along the longitudinal direction, body frame 61 is oval, shielding plate 62 is with to compress shell fragment 63 spaced apart, body frame 61 is provided with some first buckling pieces 611, some block button holes 612 and some second buckling pieces 613 that protrude to the inside that protrude laterally, in the longitudinal direction, first buckling piece 611 is positioned at the front of the second buckling piece 613, and block button hole 612 is between first, second buckling piece 611,613.Shielding plate 62 has the cantilever 621 protruded laterally and the some elastic arms 622 extended forward, and elastic arm 622 is provided with an arc contact piece 623, compresses shell fragment 63 and has the arc arrived tableting 631 protruded to the inside.Interior afterbody 64 is arranged together with the welding foot 342 of conducting terminal 34, and internal circuit board 50 is clamped between interior afterbody 64.
Body frame 61 is set in the base portion 11 of insulating body 10 and the rearward end 332 of terminal module 30 collets 33, first buckling piece 611 is snapped in insulating body 10 buckle slot 133 downwards, clasp block 333 in collets 33 rearward end 331 is held in block button hole 612, and interior afterbody 64 extends back collets 33.
Shielding plate 62 is contained in insulating body 10 first recess 132, hide on insulating trip 40 simultaneously, insulating trip 40 can stop conducting terminal 34 contact site 341 to contact with shielding plate 62, contact piece 623 enters in butt hole 120 from perforate 134, in order to contact with butt connector, compress shell fragment 63 and be pressed against insulating body 10 sidepiece 15 outer surface, arrived tableting 631 enters in butt hole 120, also in order to contact with butt connector from spacing hole 151.It is easy, easy that inner metal shell 60 is assembled, and reduces production cost, and can insulating body 10 and terminal module 30 be combined reliably, strengthens the structural strength of electric connector 100.
Metal shell 70 is a lengthwise tubular structure, it comprises the two side 73 of roof 71, diapire 72, connection roof 71 and diapire 72, metal shell 70 is pressed on forward on insulating body 10 fin 122 and is limited to move forward, on coated metal inner casing 60, the cantilever 621 on inner metal shell 60 contacts with metal shell 60 respectively.Roof 71 and diapire 72 are respectively equipped with the holding hole 713 be fastened togather with inner metal shell 60 second retaining sheet 613, roof 71 and diapire 72 rear end are bent with the bent sheet 714 be pressed on inner metal shell 60 respectively, and terminal module 30 collets 33 rear end face is provided with the depression 36 of collecting bent sheet 714.Roof 71 and diapire 72 are provided with the junction of two side 73 the two external afterbodys 74 extended back, and outer afterbody 74 to hide in inner metal shell 60 on afterbody 64 one by one.
The utility model electric connector 100 is owing to being provided with inner metal shell 60, metal shell 70, composition double-layer electric magnetic cup masking structure, improve the electromagnetic screening effect in outside, promote the high-frequency signal transmission performance of electric connector 100, in addition, terminal module 30 collets 33 leading section 331 is fixed in insulating body 10 fixing hole 110, rearward end 332 protrudes from insulating body 10 and is fixed in inner metal shell 60, increase the signal shielding ability of electric connector 100, add insulating body 10 simultaneously, fixed effect between terminal module 30 and inner metal shell 60 three, strengthen the overall construction intensity of electric connector 100, extend the useful life of electric connector 100.
Although be example object, disclose preferred implementation of the present utility model, but those of ordinary skill in the art will recognize, when not departing from scope and spirit of the present utility model disclosed in appending claims, various improvement, increase and replacement are possible.
Claims (11)
1. an electric connector, it comprises insulating body, be assembled in terminal module in insulating body and coated insulation body, metal shell, the docking section that described insulating body comprises base portion and protrudes out forward from base portion, described base portion is arranged with a fixing hole, described docking section is provided with a butt hole, through before and after described butt hole and fixing hole, described terminal module comprises collets and is fixed on the some conducting terminals on collets, described collets comprise the leading section be plugged in forward in fixing hole and the rearward end protruding from insulating body from leading section backward, described conducting terminal have extend forward leading section after enter the contact site in butt hole and extend back the welding foot of rearward end, described metal shell is lengthwise tubular structure, described inner metal shell is monolithic structure, described metal shell is sheathed on inner metal shell, it is characterized in that: described inner metal shell comprises the body frame be sheathed in base portion and rearward end, described body frame is tubular structure.
2. electric connector according to claim 1, is characterized in that: described metal shell rear end is provided with the bent sheet extended to the inside, and described bent sheet is pressed on forward on inner metal shell.
3. electric connector according to claim 1, it is characterized in that: described electric connector also comprises a metal earthing sheet, the bonding pad that described ground strip comprises a horizontal plate and extends back from horizontal plate, described bonding pad is together with the alignment of welding foot left and right, described terminal module comprises the upper and lower end submodule group be fixed together along the vertical direction, and described horizontal plate is clamped between the collets of upper and lower end submodule group.
4. electric connector according to claim 3, it is characterized in that: described welding foot is arranged as two rows in left-right direction, described bonding pad comprises a pair bonding pad being positioned at the welding foot left and right sides, wherein a bonding pad and is arranged welding foot and is arranged in a row, another welding foot and another arrange welding foot and be arranged in another and arrange.
5. electric connector according to claim 4, is characterized in that: described two row's welding foots consistencies from top to bottom one by one, staggers and identical with the spacing of welding foot about described two bonding pads.
6. electric connector according to claim 3, is characterized in that: the collets of described upper and lower end submodule group are provided with the reference column and location hole that cooperatively interact, and described horizontal plate has the through hole passed for reference column.
7. electric connector according to claim 1, it is characterized in that: described insulating body is provided with the top be located in outside butt hole, bottom and relatively both sides, the outer surface of described top and bottom is respectively equipped with the first recess and is positioned at some perforates in the first recess front, described both sides are respectively equipped with spacing hole, what described inner metal shell comprised that the left and right end of a pair shielding plate that autonomous agent frame upper and lower side extends forward and autonomous agent frame extends forward compresses shell fragment a pair, described shielding sheet with compress shell fragment and be spaced from each other, described shielding sheet is contained in the first recess, described shielding sheet has the arc contact piece protruding into butt hole from perforate, the described shell fragment that compresses is pressed against exterior side surface, the described shell fragment that compresses has the arc arrived tableting protruding into butt hole from spacing hole.
8. electric connector according to claim 7, it is characterized in that: described top and bottom is respectively equipped with the second recess and connects some terminal grooves of the second recess and butt hole, described second recess is recessed to form towards butt hole direction from the first recess, described contact site is partially housed in terminal groove, and described electric connector comprises and being contained in the second recess to stop the insulating trip of contact site contacting metal inner casing.
9. electric connector according to claim 3, it is characterized in that: described electric connector also comprises an internal circuit board, described internal circuit board surface is provided with the golden finger welded with conducting terminal, ground strip, two ends, described inner metal shell left and right have the interior afterbody of two couple extended back, and described internal circuit board is clamped interior afterbody by two.
10. electric connector according to claim 9, it is characterized in that: described metal shell comprises roof, diapire and connects the two lateral walls of roof and diapire, the junction of described roof and diapire and two side is provided with the two external afterbodys extended back, and described outer afterbody hides one by one on interior afterbody.
11. electric connectors according to any one in claim 1-9, it is characterized in that: described electric connector is USB Type C type pin connector, the outer surface of front end, described docking section is provided with annular protruding rib, and described metal shell is pressed on fin and is limited to move forward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420868186.8U CN204304087U (en) | 2014-12-30 | 2014-12-30 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420868186.8U CN204304087U (en) | 2014-12-30 | 2014-12-30 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204304087U true CN204304087U (en) | 2015-04-29 |
Family
ID=53109601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420868186.8U Active CN204304087U (en) | 2014-12-30 | 2014-12-30 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204304087U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140679A (en) * | 2015-09-25 | 2015-12-09 | 丰岛电子科技(苏州)有限公司 | Usb socket connector |
| CN105633732A (en) * | 2016-02-29 | 2016-06-01 | 孙开宝 | Type-C anti-EMI plug connector |
| WO2016131423A1 (en) * | 2015-02-17 | 2016-08-25 | 蔡周贤 | Electrical connector |
| WO2018014512A1 (en) * | 2016-07-20 | 2018-01-25 | 广州视源电子科技股份有限公司 | Electrocardiography connecting cable and electrocardiograph machine |
-
2014
- 2014-12-30 CN CN201420868186.8U patent/CN204304087U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016131423A1 (en) * | 2015-02-17 | 2016-08-25 | 蔡周贤 | Electrical connector |
| CN105140679A (en) * | 2015-09-25 | 2015-12-09 | 丰岛电子科技(苏州)有限公司 | Usb socket connector |
| CN105633732A (en) * | 2016-02-29 | 2016-06-01 | 孙开宝 | Type-C anti-EMI plug connector |
| WO2018014512A1 (en) * | 2016-07-20 | 2018-01-25 | 广州视源电子科技股份有限公司 | Electrocardiography connecting cable and electrocardiograph machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210601 Address after: 523650 1st floor, building 5, 313 Beihuan Road, Qingxi Town, Dongguan City, Guangdong Province Patentee after: Dongguan Lixun Precision Industry Co., Ltd Address before: No.17, kuiqing Road, Qinghuang Industrial Zone, Qinghuang village, Qingxi Town, Dongguan City, Guangdong Province, 523650 Patentee before: DONGGUAN XUNTAO ELECTRONIC Co.,Ltd. |
|
| TR01 | Transfer of patent right |