CN109768428B - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN109768428B CN109768428B CN201910195172.1A CN201910195172A CN109768428B CN 109768428 B CN109768428 B CN 109768428B CN 201910195172 A CN201910195172 A CN 201910195172A CN 109768428 B CN109768428 B CN 109768428B
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- Prior art keywords
- insulator
- extension
- electrical connector
- terminal module
- terminal group
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- 239000012212 insulator Substances 0.000 claims abstract description 46
- 210000001503 joint Anatomy 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model provides an electric connector, its includes terminal module and fixes the shielding casing outside the terminal module, shielding casing encloses and locates the terminal module outside and forms front end open-ended confession butt joint connector male butt joint space, the terminal module includes the insulator and is fixed in the upper row terminal group and the lower row terminal group that a plurality of terminals are constituteed of the insulator, shielding casing is including enclosing the body portion of locating the terminal module outside and being located the additional portion in the body portion outside, additional portion and the integrative setting of body portion, additional portion is L shape. When the electric connector is installed on an electronic product, the shell of the electronic product is abutted with the additional part of the shielding shell in the up-down direction, and the shell of the electronic product is abutted with the additional part of the shielding shell in the front-back direction, so that the waterproof effect is improved.
Description
Technical Field
The present invention relates to an electrical connector, and more particularly, to an electrical connector with waterproof performance.
Background
In the past, universal serial bus (Universal Serial Bus, abbreviated as USB) has been used by the general public and has been developed to USB3.0 transmission standard with faster transmission speed nowadays with USB2.0 transmission standard.
However, the appearance, structure, terminal contact mode, terminal number, distance (Pitch) of each terminal, and Assignment (Pin Assignment) of each terminal of the latest USB Type-C electrical connector are different from those of the current USB electrical connector. The USB Type-C socket electric connector comprises an upper row of flat terminals and a lower row of flat terminals which are arranged on a rubber core, the outer part of the rubber core is covered with an outer iron shell and other structures, the rubber core of the general USB Type-C socket electric connector is formed by mutually assembling, combining and injection molding multiple pieces of colloid, and each colloid is respectively combined with one row of upper row of flat terminals and one row of lower row of flat terminals.
However, in the age of today where the functions of electronic products are becoming different, the waterproof function is necessarily a trend of the development of electronic products. The existing USB Type-C socket electric connector is often completed through a process of combining multiple injection molding and assembling due to the characteristics of multiple terminals, small spacing of each terminal, mirror symmetry of upper and lower rows of terminals and the like. However, multiple molding and multiple assembling will tend to generate more joints between the modules, so the waterproof design difficulty for USB Type-C is not equivalent to that of the conventional connector. The waterproof design consideration for USB Type-C is actually more complex and less easy. Therefore, how to design a USB Type-C product with excellent waterproof performance and stable structure is a problem that related operators must think at present.
In view of this, there is a need for an improved structure of the conventional electrical connector to solve the above-mentioned problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide the electric connector with better waterproof effect.
The invention is realized by the following technical scheme:
the utility model provides an electric connector, its includes the terminal module and fixes the outer shielding casing of terminal module, shielding casing encloses and locates the terminal module outside and forms front end open-ended confession butt joint connector male butt joint space, the terminal module includes the insulator and is fixed in the last row's terminal group and the lower row's terminal group that a plurality of terminals are constituteed of the insulator, shielding casing is including enclosing and locating the body portion in the terminal module outside and be located the additional part in the body portion outside, the additional part includes interconnect's first extension and second extension, first extension extends along first direction, second extension extends along the second direction that is different from first direction.
Further, the body part of the shielding shell is integrated and has no connecting seam.
Further, the additional portion is formed to extend along the entire periphery of the outer side of the body portion, the additional portion is integrated and has no connecting seam, and the additional portion is integrated with the body portion and has no connecting seam.
Further, the first extension portion is formed by reversely folding the front end of the body portion, and the second extension portion is formed by extending outwards at 90 degrees along the rear side of the first extension portion.
Further, the electric connector further comprises a waterproof gasket fixed on the first extension portion, the waterproof gasket comprises an annular main body portion and a peripheral portion integrated with the main body portion, the main body portion is attached to the first extension portion, the peripheral portion is attached to the second extension portion, an included angle is formed between the surface of the main body portion, which is far away from one side of the first extension portion, and the surface of the peripheral portion, which is far away from one side of the second extension portion, and the included angle is greater than 45 degrees and less than 135 degrees.
Further, the extension end of the second extension portion exceeds the extension end of the peripheral portion.
Further, the terminal module comprises a base and a tongue plate formed by extending forward from the front end surface of the base, wherein the tongue plate extends beyond the butting space.
Further, the insulator includes a first insulator, a second insulator, and a third insulator, the upper terminal group is fixed to the first insulator, the lower terminal group is fixed to the second insulator, and the third insulator is integrally formed at a front end portion of the upper terminal group and a front end portion of the lower terminal group to form the tongue plate.
Further, the electrical connector further includes a grounding member positioned within the shield housing and secured to the insulator, the grounding member abutting the shield housing.
Further, the electrical connector also includes first and second interengaging housings secured to the outer periphery of the shield housing.
Compared with the prior art, when the electric connector is installed on the electronic product, the shell of the electronic product is abutted with the additional part of the shielding shell in the up-down direction, and the shell of the electronic product is abutted with the additional part of the shielding shell in the front-back direction, so that the waterproof effect is improved.
Drawings
Fig. 1 is a schematic structural view of an electrical connector according to the present invention;
fig. 2 is an exploded perspective view of the electrical connector of fig. 1;
fig. 3 is a further exploded perspective view of the electrical connector of fig. 2;
FIG. 4 is a schematic view of the terminal module shown in FIG. 3;
FIG. 5 is a schematic view of the terminal module of FIG. 4 from another perspective;
FIG. 6 is an exploded perspective view of the terminal module of FIG. 5;
FIG. 7 is a schematic view of a portion of the terminal module shown in FIG. 6;
FIG. 8 is a schematic view of the structure of FIG. 7 from another perspective;
fig. 9 is a schematic view of the structure of the shield case and waterproof gasket shown in fig. 1;
fig. 10 is a schematic view of the structure of the shield case shown in fig. 9.
Detailed Description
The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 to 8, the present invention discloses an electrical connector 100 for mounting to a circuit board (not shown). The electrical connector 100 includes a terminal module 10 and a shielding shell 20 fixed outside the terminal module 10. The shield case 20 is disposed around the outside of the terminal module 10 and forms a mating space 101 with an opening at the front end into which a mating connector (not shown) is inserted. The terminal module 10 includes a base 11 and a tongue plate 12 formed by extending forward from the front end surface of the base 11, the tongue plate 12 extending beyond the mating space 101. The terminal module 10 includes an insulator 50, and an upper row terminal set 30 and a lower row terminal set 40, each of which is composed of a plurality of terminals, fixed to the insulator 50. The insulator 50 includes a first insulator 51, a second insulator 52, and a third insulator 53, the upper-row terminal group 30 is fixed to the first insulator 51, the lower-row terminal group 40 is fixed to the second insulator 52, the first insulator 51 and the second insulator 52 are fixed together in the up-down direction, and the third insulator 53 is integrally formed at the front end portion of the upper-row terminal group 30 and the front end portion of the lower-row terminal group 40 to form the tongue plate 12. The upper row of terminal sets 30 is composed of a plurality of first terminals 31, each first terminal 31 includes a first holding portion (not numbered), a first contact portion 32 extending forward from the first holding portion, and a first pin portion 33 extending backward from the first holding portion, the first contact portion 32 and the first holding portion are fixed on the first insulator 51, and the first pin portion 33 is located outside the first insulator 51; the lower row of terminal sets 40 is composed of a plurality of second terminals 41, each second terminal 41 includes a second holding portion (not numbered), a second contact portion 42 extending forward from the second holding portion, and a second pin portion 43 extending backward from the second holding portion, the second contact portion 42 and the second holding portion are fixed on the second insulator 52, and the second pin portion 43 is located outside the second insulator 52. The first contact portion 32 exposes the upper end surface of the tongue plate 12, and the second contact portion 42 exposes the lower end surface of the tongue plate 12. The insulator 50 further includes a fourth insulator 54 and a fifth insulator 55, the fourth insulator 54 being held in the first and second pins 33 and 43 and adjacent to the first and second insulators 51 and 52, and the fifth insulator 55 being held in the first and second pins 33 and 43 and adjacent to the fourth insulator 54. The electrical connector 100 further includes a first grounding member 61 fixed to the first insulator 51 and a second grounding member 62 fixed to the second insulator 52, and the first grounding member 61 and the second grounding member 62 are both abutted against the shielding shell 20. The electrical connector 100 further includes a first housing 71 and a second housing 72 fixed to both sides of the shield case 20, the first housing 71 and the shield case 20 being fixed together by welding, the second housing 72 and the shield case 20 being fixed together by welding, and the first housing 71 and the second housing 72 being fixed together by welding.
As shown in fig. 9 to 10, the shield case 20 includes a main body 21 surrounding the outside of the terminal module 10 and an additional portion 22 located outside the main body 21, the additional portion 22 has an L shape, the additional portion 22 includes a first extension portion 23 formed by folding the front end of the main body 21 by 180 ° and a second extension portion 24 formed by folding the rear end of the first extension portion 23 to the outside, and the first extension portion 23 and the second extension portion 24 form the L-shaped additional portion 22. The shielding shell 20 is formed by drawing a metal material, or the shielding shell 20 is manufactured by a metal material process and has no connecting seam (can be manufactured by a powder metallurgy process or the like). The electrical connector 100 further includes a waterproof gasket 80 fixed to the first extension portion 23, the waterproof gasket 80 includes an annular main body portion 81 and a peripheral portion 82 formed by extending outward from an edge of the main body portion 81, the main body portion 81 is attached to the first extension portion 23, the peripheral portion 82 is attached to the second extension portion 24, and an extension end of the second extension portion 24 exceeds an extension end of the peripheral portion 82. The surface of the main body 81 on the side away from the first extension portion 23 (i.e., the upper surface of the main body 81) and the surface of the peripheral portion on the side away from the second extension portion 24 (i.e., the front surface of the main body 81) form an angle therebetween, and the angle is greater than 45 degrees and less than 135 degrees.
In summary, when the electrical connector 100 of the present invention is mounted on an electronic product, the housing of the electronic product is abutted against the main body 81 of the waterproof gasket 80 in the up-down direction, and the housing of the electronic product is abutted against the outer periphery 82 of the waterproof gasket 80 in the front-back direction, so that the overall waterproof performance of the electrical connector 100 is improved.
While embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the present invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by those skilled in the art within the scope of the present invention, all of which are within the scope of the present invention.
Claims (8)
1. The utility model provides an electric connector, its includes the terminal module and fixes the outer shield shell of terminal module, shield shell encloses and locates the terminal module outside and forms front end open-ended confession butt joint connector male butt joint space, the terminal module includes the insulator and is fixed in the last row terminal group and the lower row terminal group that comprise a plurality of terminals of insulator, its characterized in that:
the shielding shell comprises a body part and an additional part, wherein the body part is arranged on the outer side of the terminal module in a surrounding mode, the additional part is arranged on the outer side of the body part, the additional part comprises a first extending part and a second extending part which are connected with each other, the first extending part extends along a first direction, and the second extending part extends along a second direction different from the first direction;
the body part of the shielding shell is integrated and has no connecting seam, the additional part is formed by extending along the whole periphery of the outer side of the body part, the additional part is integrated and has no connecting seam, and the additional part and the body part are integrated and have no connecting seam;
the first extension part is formed by reversely folding the front end of the body part, and the second extension part is formed by folding the rear end of the first extension part outwards.
2. The electrical connector of claim 1, wherein,
the second extension part is formed by extending outwards at 90 degrees along the rear side of the first extension part.
3. The electrical connector of claim 1, wherein,
the electric connector further comprises a waterproof gasket fixed on the first extension portion, the waterproof gasket comprises an annular main body portion and a peripheral portion integrated with the main body portion, the main body portion is attached to the first extension portion, the peripheral portion is attached to the second extension portion, an included angle is formed between the surface of the main body portion, which is far away from one side of the first extension portion, and the surface of the peripheral portion, which is far away from one side of the second extension portion, and the included angle is larger than 45 degrees and smaller than 135 degrees.
4. The electrical connector of claim 3, wherein,
the extension end of the second extension portion exceeds the extension end of the peripheral portion.
5. The electrical connector of claim 1, wherein,
the terminal module comprises a base and a tongue plate formed by extending forward from the front end surface of the base, wherein the tongue plate extends beyond the butting space.
6. The electrical connector of claim 5, wherein,
the insulator comprises a first insulator, a second insulator and a third insulator, wherein the upper-row terminal group is fixed on the first insulator, the lower-row terminal group is fixed on the second insulator, and the third insulator is integrally formed at the front end part of the upper-row terminal group and the front end part of the lower-row terminal group to form the tongue plate.
7. The electrical connector of claim 1, wherein,
the electric connector further comprises a grounding piece which is positioned in the shielding shell and fixed on the insulator, and the grounding piece is abutted against the shielding shell.
8. The electrical connector of claim 1, wherein,
the electrical connector further includes first and second interengaging housings secured to the periphery of the shield housing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910195172.1A CN109768428B (en) | 2019-03-14 | 2019-03-14 | Electric connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910195172.1A CN109768428B (en) | 2019-03-14 | 2019-03-14 | Electric connector |
Publications (2)
Publication Number | Publication Date |
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CN109768428A CN109768428A (en) | 2019-05-17 |
CN109768428B true CN109768428B (en) | 2024-04-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910195172.1A Active CN109768428B (en) | 2019-03-14 | 2019-03-14 | Electric connector |
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CN (1) | CN109768428B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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TWI827963B (en) * | 2021-08-13 | 2024-01-01 | 詮欣股份有限公司 | Electrical connector and manufacturing method for the same |
Citations (11)
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CN104283052A (en) * | 2014-09-30 | 2015-01-14 | 实盈电子(东莞)有限公司 | Efficient waterproof connector |
CN204720605U (en) * | 2014-03-24 | 2015-10-21 | 连展科技电子(昆山)有限公司 | Socket electric connector |
KR20160001090A (en) * | 2014-06-26 | 2016-01-06 | 삼성전자주식회사 | Interface of electronic device and method for manufacturing the same |
CN106356665A (en) * | 2016-10-14 | 2017-01-25 | 昆山捷皇电子精密科技有限公司 | Waterproof USB connector and manufacturing method thereof |
CN106486820A (en) * | 2015-08-27 | 2017-03-08 | 中兴通讯股份有限公司 | A kind of outdoor equipment external interface protects assembly |
CN106575837A (en) * | 2014-06-24 | 2017-04-19 | 蔡周贤 | Electrical connector |
US9899779B1 (en) * | 2017-01-18 | 2018-02-20 | Assem Technology Co., Ltd. | Waterproof electric connector module |
KR20180017692A (en) * | 2016-08-10 | 2018-02-21 | 히로세코리아 주식회사 | Connector for waterproof |
KR20180103472A (en) * | 2017-03-10 | 2018-09-19 | 히로세코리아 주식회사 | Connector assembly |
CN109449644A (en) * | 2018-11-19 | 2019-03-08 | 昆山宏泽电子有限公司 | USB Type-C connector with waterproof construction |
CN209344429U (en) * | 2019-03-14 | 2019-09-03 | 昆山嘉华电子有限公司 | Electric connector |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN203014044U (en) * | 2012-11-14 | 2013-06-19 | 长盛科技股份有限公司 | Waterproof socket and electronic device thereof |
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2019
- 2019-03-14 CN CN201910195172.1A patent/CN109768428B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204720605U (en) * | 2014-03-24 | 2015-10-21 | 连展科技电子(昆山)有限公司 | Socket electric connector |
CN106575837A (en) * | 2014-06-24 | 2017-04-19 | 蔡周贤 | Electrical connector |
KR20160001090A (en) * | 2014-06-26 | 2016-01-06 | 삼성전자주식회사 | Interface of electronic device and method for manufacturing the same |
CN104283052A (en) * | 2014-09-30 | 2015-01-14 | 实盈电子(东莞)有限公司 | Efficient waterproof connector |
CN106486820A (en) * | 2015-08-27 | 2017-03-08 | 中兴通讯股份有限公司 | A kind of outdoor equipment external interface protects assembly |
KR20180017692A (en) * | 2016-08-10 | 2018-02-21 | 히로세코리아 주식회사 | Connector for waterproof |
CN106356665A (en) * | 2016-10-14 | 2017-01-25 | 昆山捷皇电子精密科技有限公司 | Waterproof USB connector and manufacturing method thereof |
US9899779B1 (en) * | 2017-01-18 | 2018-02-20 | Assem Technology Co., Ltd. | Waterproof electric connector module |
KR20180103472A (en) * | 2017-03-10 | 2018-09-19 | 히로세코리아 주식회사 | Connector assembly |
CN109449644A (en) * | 2018-11-19 | 2019-03-08 | 昆山宏泽电子有限公司 | USB Type-C connector with waterproof construction |
CN209344429U (en) * | 2019-03-14 | 2019-09-03 | 昆山嘉华电子有限公司 | Electric connector |
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Publication number | Publication date |
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CN109768428A (en) | 2019-05-17 |
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