CN220652490U - Stable and reliable Type-C plug connector - Google Patents
Stable and reliable Type-C plug connector Download PDFInfo
- Publication number
- CN220652490U CN220652490U CN202321931940.3U CN202321931940U CN220652490U CN 220652490 U CN220652490 U CN 220652490U CN 202321931940 U CN202321931940 U CN 202321931940U CN 220652490 U CN220652490 U CN 220652490U
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- Prior art keywords
- terminal
- emc
- insulating body
- terminal group
- terminals
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Links
- 238000003466 welding Methods 0.000 claims description 16
- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 239000012212 insulator Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005476 soldering Methods 0.000 description 14
- 229920002799 BoPET Polymers 0.000 description 4
- 239000005041 Mylar™ Substances 0.000 description 4
- 239000012634 fragment Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- KKHFRAFPESRGGD-UHFFFAOYSA-N 1,3-dimethyl-7-[3-(n-methylanilino)propyl]purine-2,6-dione Chemical compound C1=NC=2N(C)C(=O)N(C)C(=O)C=2N1CCCN(C)C1=CC=CC=C1 KKHFRAFPESRGGD-UHFFFAOYSA-N 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a stable and reliable Type-C plug connector, which comprises an insulating body, an upper terminal group, a lower terminal group, a clamping hook piece and a shielding shell, wherein the upper terminal group is connected with the insulating body; the insulating body is provided with an inserting cavity with a forward opening; the upper terminal group, the lower terminal group and the clamping hook piece are all arranged on the insulating body, both sides of the upper terminal group are provided with upper grounding terminals, and both sides of the lower terminal group are provided with lower grounding terminals; the upper EMC terminal is integrally extended out of the upper grounding terminal, the lower EMC terminal is integrally extended out of the lower grounding terminal, the assembly of the EMC terminals can be completed when the terminal groups are assembled, independent assembly is not needed, the product structure is effectively simplified, the production and assembly efficiency of the product is improved, meanwhile, the EMC terminals are not needed to be matched with the shielding shell, and the grounding terminals are directly connected into the circuit board, so that the reliability and stability of the EMC are greatly improved, and the service performance of the product is better.
Description
Technical Field
The utility model relates to the connector field technology, in particular to a stable and reliable Type-C plug connector.
Background
USB Type-C is an USB interface appearance standard, has a smaller volume than both Type-A and Type-B, and can be applied to interface types of PC (host device) and external device (slave device such as mobile phone). USB Type-C has 4 pairs of TX/RX branches, 2 pairs of USBD+/D-, a pair of SBUs, 2 CCs, and 4 VBUS and 4 ground wires.
At present, the main structure of the Type-C plug connector comprises an insulating body, an upper terminal group, a lower terminal group, a clamping hook piece and a shielding shell; the insulating body is provided with an inserting cavity with a forward opening; the upper terminal group, the lower terminal group and the clamping hook piece are all arranged on the insulating body, the upper terminal group is provided with a plurality of upper contact parts, the plurality of upper contact parts are suspended at the upper side of the inserting cavity, both sides of the upper terminal group are provided with upper grounding terminals, the lower terminal group is provided with a plurality of lower contact parts, the plurality of lower contact parts are suspended at the lower side of the inserting cavity, and both sides of the lower terminal group are provided with lower grounding terminals; the shielding shell is coated outside the insulating body.
In the prior art, in order to realize EMC function, generally install an EMC shell fragment about the front end of insulator upper and lower surface respectively, when the equipment shielding shell, shielding shell and two EMC shell fragments close-fitting contact, shielding shell rethread other modes are connected with the circuit board in turn. However, because the EMC shell fragment needs independent installation for product overall structure is complicated, brings inconvenience for the production equipment of product, has reduced production packaging efficiency, and the EMC shell fragment needs to cooperate with shielding shell simultaneously, and the reliability and the stability of EMC are relatively poor. Accordingly, there is a need for improvements over current Type-C plug connectors.
Disclosure of Invention
In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its primary objective is to provide a reliable Type-C plug connector, which can effectively solve the problems of low production and assembly efficiency and poor reliability and stability of EMC of the existing Type-C plug connector.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a stable and reliable Type-C plug connector comprises an insulating body, an upper terminal group, a lower terminal group, a clamping hook piece and a shielding shell; the insulating body is provided with an inserting cavity with a forward opening; the upper terminal group, the lower terminal group and the clamping hook piece are all arranged on the insulating body, the upper terminal group is provided with a plurality of upper contact parts, the plurality of upper contact parts are suspended at the upper side of the inserting cavity, both sides of the upper terminal group are provided with upper grounding terminals, the lower terminal group is provided with a plurality of lower contact parts, the plurality of lower contact parts are suspended at the lower side of the inserting cavity, and both sides of the lower terminal group are provided with lower grounding terminals; the shielding shell is coated outside the insulating body; at least one upper grounding terminal is integrally extended with an upper EMC terminal, the upper EMC terminal extends forwards, the front end of the upper EMC terminal is suspended at the upper side in the opening of the inserting cavity, at least one lower grounding terminal is integrally extended with a lower EMC terminal, the lower EMC terminal extends forwards, and the front end of the lower EMC terminal is suspended at the lower side in the opening of the inserting cavity.
As a preferred scheme, the upper and lower surfaces of insulator are all concave to be equipped with the caulking groove, and logical groove has all been seted up to the front end of every caulking groove, and the opening in this logical groove intercommunication insertion chamber, and this upward EMC terminal and lower EMC terminal all inlay in corresponding caulking groove, go up the front end of EMC terminal and the front end of lower EMC terminal respectively pass through corresponding logical groove and stretch into the opening inside in insertion chamber for upward the installation of EMC terminal and lower EMC terminal is more firm.
As a preferable scheme, each upper grounding terminal is extended with an upper EMC terminal, and the two upper EMC terminals are arranged in bilateral symmetry, so that the stability and the reliability of contact are further improved.
As a preferable scheme, the two upper EMC terminals are respectively positioned at the inner sides of the upper grounding terminals, so that the structure is more compact.
As a preferable scheme, each lower grounding terminal is extended with a lower EMC terminal, and the two lower EMC terminals are arranged in bilateral symmetry, so that the stability and the reliability of contact are further improved.
As a preferable mode, the two lower EMC terminals are respectively positioned at the inner sides of the lower grounding terminals, and the structure is more compact.
As a preferred scheme, the upper surface and the lower surface of the insulating body are provided with the abdication grooves, each abdication groove is communicated with the insertion cavity, the upper contact part and the lower contact part are respectively opposite to the corresponding abdication grooves, and the abdication grooves provide elastic deformation space for the upper contact part and the lower contact part, so that the contact is more stable and reliable.
As a preferred solution, the rear end of the insulating body has a fixing slot, in which a circuit board is inserted, the circuit board extends backward, the upper terminal set has a plurality of upper soldering parts, the lower terminal set has a plurality of lower soldering parts, the hook members each have soldering feet, and the soldering feet, the plurality of upper soldering parts and the plurality of lower soldering parts are soldered and connected with the circuit board in a conductive manner.
As a preferable scheme, the circuit board is further provided with a rear plug shell which is detachably sleeved at the front end of the insulating body from front to back so as to protect the insulating body when the circuit board is welded.
As a preferred scheme, a UV sealing compound is arranged on the circuit board, and covers the welding pins, the upper welding parts and the lower welding parts so as to avoid short circuit.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and in particular, the technical scheme can be as follows:
the upper EMC terminal is integrally extended out of the upper grounding terminal, the lower EMC terminal is integrally extended out of the lower grounding terminal, the assembly of the EMC terminals can be completed when the terminal groups are assembled, independent assembly is not needed, the product structure is effectively simplified, the production and assembly efficiency of the product is improved, meanwhile, the EMC terminals are not needed to be matched with the shielding shell, and the grounding terminals are directly connected into the circuit board, so that the reliability and stability of the EMC are greatly improved, and the service performance of the product is better.
In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is an assembled perspective view of a preferred embodiment of the present utility model;
FIG. 2 is an assembled perspective view of another angle of the preferred embodiment of the present utility model;
FIG. 3 is an exploded view of a preferred embodiment of the present utility model;
FIG. 4 is an exploded view of another angle of the preferred embodiment of the present utility model;
FIG. 5 is a cross-sectional view of a preferred embodiment of the present utility model.
The attached drawings are used for identifying and describing:
10. insulation body 11, main body member
12. Insulating block 13, mylar
101. Insertion cavity 102, caulking groove
103. Through slot 104 and relief slot
105. Fixing groove 20, upper terminal group
21. Upper ground terminal 22, upper EMC terminal
201. Upper contact 202, upper weld
30. Lower terminal group 31, lower ground terminal
32. Lower EMC terminal 301, lower contact part
302. Lower weld 40, hook member
41. Welding pin 50, shielding case
60. Circuit board 61 and electronic component
62. And (5) UV sealing.
Detailed Description
Referring to fig. 1 to 5, a specific structure of a preferred embodiment of the present utility model is shown, which includes an insulation body 10, an upper terminal set 20, a lower terminal set 30, a hook member 40 and a shielding shell 50.
The insulating body 10 has an insertion cavity 101 with a front opening; specifically, the insulating body 10 includes a main body 11 and two insulating blocks 12, the insertion cavity 101 is located in the main body 11, and the two insulating blocks 12 are assembled and mounted on the rear end of the main body 11. And, the upper and lower surfaces of the insulating body 10 are concavely provided with caulking grooves 102, the front end of each caulking groove 102 is provided with a through groove 103, the through grooves 103 are communicated with the opening of the inserting cavity 101, and the upper and lower surfaces of the insulating body 10 are provided with Mylar pieces 13, and the Mylar pieces 13 cover the corresponding through grooves 103 to play an insulating role. And, the upper and lower surfaces of the insulating body 10 are provided with relief grooves 104, each relief groove 104 is communicated with the insertion cavity 101; in addition, the rear end of the insulating body 10 has a fixing slot 105, and a circuit board 60 is inserted into the fixing slot 105, the circuit board 60 extends backward, and the circuit board 60 has an electronic component 61 thereon.
The upper terminal set 20, the lower terminal set 30 and the hook member 40 are all arranged on the insulating body 10, the upper terminal set is provided with a plurality of upper contact parts 201, the plurality of upper contact parts 201 are suspended on the upper side of the inserting cavity 101, both sides of the upper terminal set 20 are provided with upper grounding terminals 21, the upper grounding terminals 21 are of strip-shaped spring-sheet type terminal structures, the lower terminal set 30 is provided with a plurality of lower contact parts 301, the plurality of lower contact parts 301 are suspended on the lower side of the inserting cavity 101, both sides of the lower terminal set 30 are provided with lower grounding terminals 31, and the lower grounding terminals 31 are of strip-shaped spring-sheet type terminal structures; at least one upper grounding terminal 21 is integrally extended with an upper EMC terminal 22, the upper EMC terminal 22 extends forward, the front end of the upper EMC terminal 22 is suspended at the upper side in the opening of the insertion cavity 101, the upper EMC terminal 22 is in a strip-shaped spring-sheet type terminal structure, at least one lower grounding terminal 31 is integrally extended with a lower EMC terminal 32, the lower EMC terminal 32 extends forward, the front end of the lower EMC terminal 32 is suspended at the lower side in the opening of the insertion cavity 101, and the lower EMC terminal 32 is in a strip-shaped spring-sheet type terminal structure. In this embodiment, the upper terminal set 20 and the lower terminal set 30 are respectively insert-molded with the two insulating blocks 12, and assembled on the main body 11, the upper contact portion 201 and the lower contact portion 301 are respectively opposite to the corresponding relief grooves 104, and the relief grooves 104 provide elastic deformation space for the upper contact portion 201 and the lower contact portion 301, so that the contact is more stable and reliable.
And, the upper EMC terminal 22 and the lower EMC terminal 32 are embedded in the corresponding caulking grooves 102, and the front ends of the upper EMC terminal 22 and the lower EMC terminal 32 respectively penetrate through the corresponding through grooves 103 and extend into the opening of the insertion cavity 101, so that the installation of the upper EMC terminal 22 and the lower EMC terminal 32 is more stable. And, each upper grounding terminal 21 is extended with an upper EMC terminal 22, and two upper EMC terminals 22 are symmetrically arranged on the left and right sides of each other, so that the stability and reliability of contact are further improved, and the two upper EMC terminals 22 are respectively positioned on the inner sides of the upper grounding terminals 21, so that the structure is more compact. Each lower grounding terminal 31 is extended with a lower EMC terminal 32, and the two lower EMC terminals 32 are symmetrically arranged left and right, so that the stability and reliability of contact are further improved, and the two lower EMC terminals 32 are respectively positioned at the inner sides of the lower grounding terminals 31, so that the structure is more compact.
In addition, the upper terminal set 20 has a plurality of upper soldering portions 202, the lower terminal set 30 has a plurality of lower soldering portions 302, the hook member 40 has soldering feet 41, the plurality of upper soldering portions 202 and the plurality of lower soldering portions 302 are soldered to the circuit board 60 and connected in conduction, and the circuit board 60 is provided with a UV sealing compound 62, and the UV sealing compound 62 seals the soldering feet 41, the plurality of upper soldering portions 202 and the plurality of lower soldering portions 302 to avoid short circuit.
The shielding shell 50 is covered outside the insulating body 10.
Further included is a rear plug housing (not shown) detachably fitted over the front end of the insulating body 10 from front to rear to protect the insulating body 10 when the circuit board 60 is soldered.
The assembly process of this embodiment is described in detail as follows:
first, the upper terminal group 20, the lower terminal group 30 and the hook 40 are set on the insulating body 10, then the rear plug shell is sleeved on the insulating body 10 from front to back, then the circuit board 60 is inserted into the fixing groove 105, the welding pins 41, the upper welding parts 202 and the lower welding parts 302 are welded with the circuit board 60, then the rear plug shell is taken down, then the mylar 13 is attached, and finally the shielding shell 50 is assembled and coated on the insulating body 10.
The design focus of the utility model is that: the upper EMC terminal is integrally extended out of the upper grounding terminal, the lower EMC terminal is integrally extended out of the lower grounding terminal, the assembly of the EMC terminals can be completed when the terminal groups are assembled, independent assembly is not needed, the product structure is effectively simplified, the production and assembly efficiency of the product is improved, meanwhile, the EMC terminals are not needed to be matched with the shielding shell, and the grounding terminals are directly connected into the circuit board, so that the reliability and stability of the EMC are greatly improved, and the service performance of the product is better.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.
Claims (10)
1. A stable and reliable Type-C plug connector comprises an insulating body, an upper terminal group, a lower terminal group, a clamping hook piece and a shielding shell; the insulating body is provided with an inserting cavity with a forward opening; the upper terminal group, the lower terminal group and the clamping hook piece are all arranged on the insulating body, the upper terminal group is provided with a plurality of upper contact parts, the plurality of upper contact parts are suspended at the upper side of the inserting cavity, both sides of the upper terminal group are provided with upper grounding terminals, the lower terminal group is provided with a plurality of lower contact parts, the plurality of lower contact parts are suspended at the lower side of the inserting cavity, and both sides of the lower terminal group are provided with lower grounding terminals; the shielding shell is coated outside the insulating body; the method is characterized in that: at least one upper grounding terminal is integrally extended with an upper EMC terminal, the upper EMC terminal extends forwards, the front end of the upper EMC terminal is suspended at the upper side in the opening of the inserting cavity, at least one lower grounding terminal is integrally extended with a lower EMC terminal, the lower EMC terminal extends forwards, and the front end of the lower EMC terminal is suspended at the lower side in the opening of the inserting cavity.
2. The Type-C plug connector of claim 1, wherein: the upper and lower surfaces of insulator all are concave to be equipped with the caulking groove, and logical groove has all been seted up to the front end of every caulking groove, and the opening in this logical groove intercommunication insertion chamber, and this upper EMC terminal and lower EMC terminal all inlay in corresponding caulking groove, and upper EMC terminal's front end and lower EMC terminal's front end pass respectively through corresponding logical groove and stretch into the opening inside of insertion chamber.
3. The Type-C plug connector of claim 1, wherein: each upper grounding terminal is extended with an upper EMC terminal, and the two upper EMC terminals are symmetrically arranged on the left and right sides.
4. The Type-C plug connector of claim 3, wherein: the two upper EMC terminals are respectively located on the inner sides of the upper grounding terminals.
5. The Type-C plug connector of claim 1, wherein: each lower grounding terminal is provided with a lower EMC terminal in an extending mode, and the two lower EMC terminals are arranged in bilateral symmetry.
6. The Type-C plug connector of claim 5, wherein: the two lower EMC terminals are located inside the lower ground terminal, respectively.
7. The Type-C plug connector of claim 1, wherein: the upper surface and the lower surface of the insulating body are provided with abdication grooves, each abdication groove is communicated with the insertion cavity, and the upper contact part and the lower contact part are respectively opposite to the corresponding abdication groove.
8. The Type-C plug connector of claim 1, wherein: the rear end of the insulating body is provided with a fixing groove, a circuit board is inserted in the fixing groove, the circuit board extends backwards, the upper terminal group is provided with a plurality of upper welding parts, the lower terminal group is provided with a plurality of lower welding parts, the clamping hook pieces are all provided with welding feet, and the welding feet, the plurality of upper welding parts and the plurality of lower welding parts are welded with the circuit board and are connected in a conducting mode.
9. The Type-C plug connector of claim 8, wherein: the insulating body is characterized by further comprising a rear plug shell which is detachably sleeved at the front end of the insulating body from front to back.
10. The Type-C plug connector of claim 8, wherein: the circuit board is provided with UV sealing glue, and the UV sealing glue covers the welding pins, the upper welding parts and the lower welding parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321931940.3U CN220652490U (en) | 2023-07-20 | 2023-07-20 | Stable and reliable Type-C plug connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321931940.3U CN220652490U (en) | 2023-07-20 | 2023-07-20 | Stable and reliable Type-C plug connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220652490U true CN220652490U (en) | 2024-03-22 |
Family
ID=90265596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321931940.3U Active CN220652490U (en) | 2023-07-20 | 2023-07-20 | Stable and reliable Type-C plug connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220652490U (en) |
-
2023
- 2023-07-20 CN CN202321931940.3U patent/CN220652490U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |