CN108963558B - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN108963558B CN108963558B CN201710382948.1A CN201710382948A CN108963558B CN 108963558 B CN108963558 B CN 108963558B CN 201710382948 A CN201710382948 A CN 201710382948A CN 108963558 B CN108963558 B CN 108963558B
- Authority
- CN
- China
- Prior art keywords
- insulating body
- terminal module
- electrical connector
- terminal
- recess
- 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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Links
- 239000002184 metal Substances 0.000 claims abstract description 29
- 239000012212 insulator Substances 0.000 claims abstract description 22
- 238000003466 welding Methods 0.000 claims description 14
- 210000001503 joint Anatomy 0.000 claims description 13
- 239000007788 liquid Substances 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5213—Covers
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
An electrical connector includes a first terminal module having a first insulating body and a first conductive terminal, a second terminal module having a second insulating body and a second conductive terminal, the metal grounding piece is clamped between the first terminal module and the second terminal module, and the insulator is sleeved at the front ends of the first terminal module and the second terminal module, the first conductive terminal comprises a first contact part which protrudes out of the front end face of the first insulating body, the second conductive terminal comprises a second contact part which protrudes out of the front end face of the second insulating body, a first assembling face of the first insulating body protrudes towards a second assembling face of the second insulating body to form a transversely extending protruding block, the second assembling face is concavely provided with a concave part for the protruding block part to be inserted, the metal grounding piece is provided with a main body part clamped between the first insulating body and the second insulating body, and the protruding block and the concave part are positioned at the front end of the main body part in the front-back direction. Therefore, the ignition phenomenon between the conductive terminal and the metal grounding part is avoided.
Description
[ technical field ] A method for producing a semiconductor device
The present invention relates to an electrical connector, and more particularly to a plug connector with a safety feature for a plug connector.
[ background of the invention ]
Chinese utility model No. CN204947182U discloses an electric connector, including a pair of terminal module, metal ground connection spare, fix in the outer insulating part of terminal module, cover are located the outer casing that shields of insulating part and terminal module, each terminal module include insulator and fix in a plurality of terminals on the insulator, metal ground connection spare include the centre gripping in basal portion between a pair of terminal module and being located a pair of trip that basal portion both sides just extended along the butt joint direction. The front end of the metal grounding piece is not covered with insulation, so that when foreign matters enter, a power supply terminal and the metal grounding piece are easy to form short circuit, and the electric connector is damaged.
Therefore, there is a need for a new electrical connector.
[ summary of the invention ]
The invention aims to provide an electric connector with high safety performance.
The purpose of the invention is realized by the following technical scheme: an electric connector comprises a first terminal module with a first insulating body and a first conductive terminal, a second terminal module with a second insulating body and a second conductive terminal, a metal grounding piece clamped between the first terminal module and the second terminal module, and an insulator with a butt joint cavity, wherein the second terminal module is positioned below the first terminal module and assembled with the first terminal module, the insulator is sleeved at the front ends of the first terminal module and the second terminal module, the first conductive terminal comprises a first fixing part fixed in the first insulating body, a first welding part extending backwards out of the rear end face of the first insulating body, and a first contact part extending forwards out of the front end face of the first insulating body and arranged in the butt joint cavity, and the second conductive terminal comprises a second fixing part fixed in the second insulating body, The metal grounding piece comprises a first welding part and a second contact part, wherein the first welding part extends out of the rear end face of the second insulating body backwards, the second contact part extends out of the front end face of the second insulating body forwards, the second contact part is arranged in the butt joint cavity, the first insulating body is provided with a first assembling face, the second insulating body is provided with a second assembling face matched with the first assembling face, a protruding block extending transversely extends towards the second assembling face in a protruding mode, a recess for the protruding block part to be inserted is formed in the second assembling face in a recessed mode, the metal grounding piece is provided with a main body part clamped between the first insulating body and the second insulating body, and the protruding block and the recess are located at the front end of the main body part in the front-back direction.
Further, the protrusion and the recess are respectively close to the front end faces of the first insulating body and the second insulating body and form a gap with the front end faces.
Further, the protrusion and the first assembling surface are approximately in a convex shape, and the recess and the first assembling surface are approximately in a concave shape.
Further, the lateral dimension of the bump is equal to the lateral width of the first insulating body, and the recess transversely penetrates through two sides of the second insulating body.
Further, the lateral dimension of the bump is slightly smaller than the lateral width of the first insulating body, and the lateral dimension of the recess is slightly smaller than the lateral width of the second insulating body.
Furthermore, at least one of the first assembling surface and the second assembling surface is concavely provided with a sinking groove for accommodating the main body part, and the sinking groove is positioned at the rear end of the recess and forms a retaining wall with the recess.
Further, first assembly surface is concave to be established and is formed first heavy groove, and second assembly surface is concave respectively and is established and form the heavy groove of second, first heavy groove with form first barricade between sunken, the heavy groove of second with form between the piece suddenly with the second barricade of first barricade joint, the piece suddenly with first seam that constitutes between the sunken with first barricade with misplace from top to bottom of the second seam that constitutes between the second barricade.
Further, the metal grounding part comprises a pair of elastic clamping arms integrally arranged at two transverse sides of the front end of the main body part, and the elastic clamping arms protrude out of the butt joint cavity and are positioned at two transverse sides of the first conductive terminal and the second conductive terminal.
Furthermore, the upper side and the lower side of the insulator are respectively provided with a terminal groove corresponding to the first contact part and the second contact part, and the two transverse sides of the insulator are respectively provided with a yielding groove for the elastic clamping arm to protrude into the butt joint cavity.
Furthermore, the first welding part and the second welding part are arranged in an upper row and a lower row, the metal piece further comprises a pair of welding feet arranged on two transverse sides of the rear end of the main body part, and the pair of welding feet are arranged in an upper row and a lower row.
Compared with the prior art, the invention has the following beneficial effects: the first insulating body and the second insulating body are matched with each other, and the protrusion and the recess are blocked at the front end of the main body part of the metal grounding piece, so that foreign matters entering the butt joint cavity of the electric connector cannot communicate the conductive terminal with the metal grounding piece, short circuit cannot be caused, and the safety performance of the electric connector is improved.
[ description of the drawings ]
Fig. 1 is a perspective assembly view of the electrical connector of the present invention.
Fig. 2 is an exploded perspective view of the electrical connector of the present invention.
Fig. 3 is an exploded perspective view of another perspective of the electrical connector of the present invention.
Fig. 4 is an exploded perspective view of a separate metal housing of the electrical connector of the present invention.
Fig. 5 is a perspective view of the metal ground of the present invention mounted to the second terminal module, separated from the first terminal module.
Fig. 6 is a cross-sectional view of the electrical connector of the present invention taken along line a-a.
Fig. 7 is a perspective view of a second embodiment of the electrical connector of the present invention.
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
[ detailed description ] embodiments
Referring to fig. 1-4, the electrical connector 100 of the present invention is a plug connector and can be mated with a mating connector (not shown) in a forward or reverse direction. The electrical connector 100 includes a first terminal module 10 having a first insulating body 1 and a first conductive terminal 2, a second terminal module 30 having a second insulating body 3 and a second conductive terminal 4, located below the first terminal module 10 and assembled with the first terminal module 10, a metal grounding member 5 clamped between the first terminal module 10 and the second terminal module 30, an insulator 6 having a butt-joint cavity 60 and sleeved on the front ends of the first terminal module 10 and the second terminal module 30, and a metal shell 7 covering the first terminal module 10, the second terminal module 30 and the insulator 6.
As shown in fig. 5 and fig. 6, the first conductive terminal 2 includes a first holding portion 21 held in the first insulating body 1, a first soldering portion 22 extending from the first holding portion 21 backward to the rear end surface 11 of the first insulating body 1, and a first contact portion 23 extending from the first holding portion 21 forward to the front end surface 12 of the first insulating body 1 and disposed in the mating cavity 60. The second conductive terminal 4 includes a second holding portion 41 held in the second insulating housing 3, second soldering portions 42 extending from the second holding portion 41 backward to the rear end face 31 of the second insulating housing 3 and arranged in two rows up and down with the first soldering portions 22, and second contact portions 23 protruding forward from the second holding portion 41 to the front end face 32 of the second insulating housing 3 and disposed in the mating cavity 60. The insulator 6 includes a cylindrical main body 61 and a pair of fixing portions 62 extending backward from both lateral sides of the main body 61 and having two fixing arms 621 at intervals, the docking chamber 60 is recessed from the main body 61 from front to back, and the first insulator 1 and the second insulator 3 are sandwiched and fixed between the pair of fixing portions 62. The metal ground member 5 has a main body 51, a pair of elastic latching arms 52 extending forward and disposed at both lateral sides of the main body 51, and a pair of welding feet 53 extending backward and disposed at both lateral sides of the main body 51. The main body 51 has two lateral sides with protruding portions 50 protruding outward from the space between the two fixing arms 621 and abutting against the inner wall of the metal housing 7, the wall 601 of the main body 61 has a recess for the elastic retaining arm 52 to make the elastic retaining arm 52 protrude into the recess 6011 in the docking cavity 60, and the elastic retaining arm 52 is located at two lateral sides of the first conductive terminal 2 and the second conductive terminal 4. A latch 13 is disposed on the upper side of the first insulating body 1, a latch 33 is disposed on the lower side of the second insulating body 3, and a locking groove 711 for locking with the latches 13 and 33 is disposed on the upper and lower sidewalls 71 of the metal shell 7, respectively.
The first contact portion 23 and the second contact portion 43 protrude into the docking cavity 60 and are arranged vertically, and the wall surfaces 602 on the upper and lower sides of the main body portion 61 are respectively provided with a terminal groove 603 for yielding when the first contact portion 23 and the second contact portion 43 elastically deform. The upper and lower wall surfaces 602 of the main body 61 are further respectively provided with a grounding plate 8 having an elastic abutting arm 81, and the front end of the terminal groove 603 is provided with a yielding hole 604 for the elastic abutting arm 81 to protrude into the abutting cavity 60. The upper and lower wall surfaces 602 of the main body 61 are adhered with the insulating film 9 at the positions corresponding to the terminal grooves 603, so as to avoid the first and second contact portions 23 and 43 from forming electrical connection with the grounding plate 8 or the metal shell 7.
In order to avoid the foreign matter to fall into the butt joint cavity 60 and lead to the conduction of first conductive terminal 2, second conductive terminal 4 and metal ground connection 5, the first mounting surface 14 that first insulator 1 was equipped with to the second mounting surface 34 that second insulator 3 was equipped with stretches out and has along the lug 141 of horizontal extension, the second mounting surface 34 is concave to be equipped with the confession the lug 141 inserts the sunken 341 of locating in, the horizontal size of lug 141 be equal to the horizontal size of first insulator 1, sunken 341 transversely runs through the horizontal both sides of second insulator 3. The mutually fitting protrusion 141 and recess 341 are located at the front end of the main body portion 51 of the metal ground piece 5 sandwiched between the first insulating body 1 and the second insulating body 3 in the front-rear direction. With this arrangement, the foreign matter (e.g., liquid such as soup) is less likely to flow into the main body 51 from front to back, thereby causing a short circuit with the conductive terminals. Further, the protrusion 141 is close to the front end surface 12 of the first insulating body 1 and spaced from the front end surface 12, the recess 341 is close to the front end surface 32 of the second insulating body 3 and spaced from the front end surface 32, the protrusion 141 and the first mounting surface 14 are substantially in a shape of "convex", and the recess 341 and the second mounting surface 34 are substantially in a shape of "concave". When the first insulating body 1 and the second insulating body 3 are assembled, the protrusion 141 and the recess 341 are matched to form a first joint G1, the space formed between the protrusion 141 and the front end face 12 and the space formed between the recess 341 and the front end face 32 are abutted to form a second joint G2, and the first joint G1 and the second joint G2 are staggered up and down, so that the liquid blocking effect is good. Further, the first assembling surface 14 is further recessed to form a first sinking groove 142, the front end of the first sinking groove 142 forms a first retaining wall 143 to separate the first sinking groove 142 from the protrusion 141, the second assembling surface 34 is further recessed to form a second sinking groove 342 corresponding to the first sinking groove 142, the front end of the second sinking groove 342 forms a second retaining wall 343 to separate the second sinking groove 342 from the recess 341, and the main body 51 of the metal grounding member 5 is received between the first sinking groove 142 and the second sinking groove 242 and retained by the first retaining wall 143 and the second retaining wall 343 to limit forward movement thereof. At this time, after the first insulating body 1 and the second insulating body 3 are assembled, a third joint G3 is formed between the first retaining wall 143 and the second retaining wall 343, and the first joint G1 and the third joint G2 are also staggered in the vertical direction, so as to further enhance the liquid blocking effect. Of course, the sink may be formed recessed from only the first mounting surface 14 or recessed from only the second mounting surface 34.
Referring to fig. 7, in the second embodiment, the transverse dimension of the protrusion 141 'is slightly smaller than the transverse width of the first insulating body 1, and the transverse dimension of the recess 341' is slightly smaller than the transverse width of the second insulating body 3, so that the recess 341 'forms an annular groove, so that when the protrusion 141' is engaged with the recess 341 'and then is laterally stopped by the recess 341', the first insulating body 1 and the second insulating body 3 do not move relative to each other in the transverse direction.
The above description is only a part of the embodiments of the present invention, and not all embodiments, and any equivalent variations of the technical solutions of the present invention, which are made by those skilled in the art through reading the present specification, are covered by the claims of the present invention.
Claims (10)
1. An electric connector comprises a first terminal module with a first insulating body and a first conductive terminal, a second terminal module with a second insulating body and a second conductive terminal, a metal grounding piece clamped between the first terminal module and the second terminal module, and an insulator with a butt joint cavity, wherein the second terminal module is positioned below the first terminal module and assembled with the first terminal module, the insulator is sleeved at the front ends of the first terminal module and the second terminal module, the first conductive terminal comprises a first fixing part fixed in the first insulating body, a first welding part extending backwards out of the rear end face of the first insulating body, and a first contact part extending forwards out of the front end face of the first insulating body and arranged in the butt joint cavity, and the second conductive terminal comprises a second fixing part fixed in the second insulating body, Extend backward the second welding part of the rear end face of second insulator and stretch out forward the preceding terminal surface of second insulator and locate the second contact site of butt joint intracavity, its characterized in that: the first insulating body is provided with a first assembling surface, the second insulating body is provided with a second assembling surface matched with the first assembling surface, the first assembling surface protrudes towards the second assembling surface to form a protruding block extending transversely, the second assembling surface is concavely provided with a recess for the protruding block to be inserted, the metal grounding piece is provided with a main body part clamped between the first insulating body and the second insulating body, the protruding block and the recess are positioned at the front end of the main body part in the front-back direction, and the transverse size of the protruding block and the recess is larger than the transverse size of the main body part.
2. The electrical connector of claim 1, wherein: the protruding blocks and the recesses are respectively close to the front end faces of the first insulating body and the second insulating body and form intervals with the front end faces.
3. The electrical connector of claim 2, wherein: the convex block and the first assembling surface are approximately in a convex shape, and the concave block and the second assembling surface are approximately in a concave shape.
4. The electrical connector of claim 1, wherein: the transverse dimension of the bump is equal to the transverse width of the first insulating body, and the recess transversely penetrates through two sides of the second insulating body.
5. The electrical connector of claim 1, wherein: the transverse dimension of the bump is smaller than the transverse width of the first insulating body, and the transverse dimension of the recess is smaller than the transverse width of the second insulating body.
6. The electrical connector of claim 1, wherein: at least one of the first assembling surface and the second assembling surface is concavely provided with a sinking groove for accommodating the main body part, and the sinking groove is positioned at the rear end of the recess and forms a retaining wall between the recess and the main body part.
7. The electrical connector of claim 6, wherein: the concave first heavy groove that forms of establishing of first assembly surface, the concave second heavy groove that forms of establishing of second assembly surface, the front end of first heavy groove forms first barricade with the interval first heavy groove with the piece suddenly, the front end of second heavy groove forms the second barricade with the interval second heavy groove with it is sunken, the piece suddenly with first seam that constitutes between sunken with first barricade with dislocation from top to bottom of the third seam that constitutes between the second barricade.
8. The electrical connector of claim 1, wherein: the metal grounding part comprises a pair of elastic clamping arms which are integrally arranged at the two transverse sides of the front end of the main body part, and the elastic clamping arms extend into the butt joint cavity and are positioned at the two transverse sides of the first conductive terminal and the second conductive terminal.
9. The electrical connector of claim 8, wherein: the upper side and the lower side of the insulator are respectively provided with a terminal groove corresponding to the first contact part and the second contact part, and the two transverse sides of the insulator are respectively provided with a yielding groove for the elastic clamping arm to extend into the butt joint cavity.
10. The electrical connector of claim 8, wherein: the first welding part and the second welding part are arranged in an upper row and a lower row, the metal grounding part further comprises a pair of welding feet arranged on two transverse sides of the rear end of the main body part, and the pair of welding feet are arranged in an upper row and a lower row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710382948.1A CN108963558B (en) | 2017-05-26 | 2017-05-26 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710382948.1A CN108963558B (en) | 2017-05-26 | 2017-05-26 | Electrical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108963558A CN108963558A (en) | 2018-12-07 |
| CN108963558B true CN108963558B (en) | 2021-05-25 |
Family
ID=64494297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710382948.1A Active CN108963558B (en) | 2017-05-26 | 2017-05-26 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108963558B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009289559A (en) * | 2008-05-29 | 2009-12-10 | Casio Hitachi Mobile Communications Co Ltd | Connector structure, connector apparatus and electronic device |
| CN202737218U (en) * | 2012-08-16 | 2013-02-13 | 上海莫仕连接器有限公司 | Electric connector |
| CN204088717U (en) * | 2014-06-13 | 2015-01-07 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN204538336U (en) * | 2015-04-28 | 2015-08-05 | 昆山全方位电子科技有限公司 | A kind of USB Type C water-proof connector being provided with recessed groove |
| CN204947182U (en) * | 2015-07-10 | 2016-01-06 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN205016730U (en) * | 2015-06-18 | 2016-02-03 | 富士康(昆山)电脑接插件有限公司 | Plug connector |
| CN205944586U (en) * | 2016-07-26 | 2017-02-08 | 番禺得意精密电子工业有限公司 | Electric connector assembly |
| CN206148692U (en) * | 2016-10-17 | 2017-05-03 | 番禺得意精密电子工业有限公司 | Electric connector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203850510U (en) * | 2014-03-31 | 2014-09-24 | 富士康(昆山)电脑接插件有限公司 | Signal transmission module |
| KR101951498B1 (en) * | 2014-11-18 | 2019-02-22 | 엘에스엠트론 주식회사 | Waterproof type micro USB receptacle connector |
| CN204289872U (en) * | 2014-12-31 | 2015-04-22 | 上海莫仕连接器有限公司 | Electric connector |
| CN205159630U (en) * | 2015-11-18 | 2016-04-13 | 东莞讯滔电子有限公司 | electrical connector |
-
2017
- 2017-05-26 CN CN201710382948.1A patent/CN108963558B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009289559A (en) * | 2008-05-29 | 2009-12-10 | Casio Hitachi Mobile Communications Co Ltd | Connector structure, connector apparatus and electronic device |
| CN202737218U (en) * | 2012-08-16 | 2013-02-13 | 上海莫仕连接器有限公司 | Electric connector |
| CN204088717U (en) * | 2014-06-13 | 2015-01-07 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN204538336U (en) * | 2015-04-28 | 2015-08-05 | 昆山全方位电子科技有限公司 | A kind of USB Type C water-proof connector being provided with recessed groove |
| CN205016730U (en) * | 2015-06-18 | 2016-02-03 | 富士康(昆山)电脑接插件有限公司 | Plug connector |
| CN204947182U (en) * | 2015-07-10 | 2016-01-06 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN205944586U (en) * | 2016-07-26 | 2017-02-08 | 番禺得意精密电子工业有限公司 | Electric connector assembly |
| CN206148692U (en) * | 2016-10-17 | 2017-05-03 | 番禺得意精密电子工业有限公司 | Electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108963558A (en) | 2018-12-07 |
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