CN217485817U - Waterproof Type-C connector - Google Patents
Waterproof Type-C connector Download PDFInfo
- Publication number
- CN217485817U CN217485817U CN202220804641.2U CN202220804641U CN217485817U CN 217485817 U CN217485817 U CN 217485817U CN 202220804641 U CN202220804641 U CN 202220804641U CN 217485817 U CN217485817 U CN 217485817U
- Authority
- CN
- China
- Prior art keywords
- terminal
- plastic part
- metal
- shell
- plastic
- 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.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 claims abstract description 88
- 238000001746 injection moulding Methods 0.000 claims description 22
- 238000003466 welding Methods 0.000 claims description 6
- 239000012790 adhesive layer Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 239000003292 glue Substances 0.000 abstract description 5
- 238000005267 amalgamation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses a waterproof Type-C connector, which comprises a connector main body and a plastic shell, wherein the connector main body is embedded in a shell accommodating cavity of the plastic shell, the connector main body comprises a metal shell and a terminal assembly, and the terminal assembly is embedded and clamped in the terminal accommodating cavity of the metal shell; the terminal assembly comprises an upper plastic part and a lower plastic part spliced with the upper plastic part, the upper plastic part is provided with an upper metal terminal, the upper metal terminal and the upper plastic part are molded into an integral structure, the lower plastic part is provided with a lower metal terminal, the lower metal terminal and the lower plastic part are molded into an integral structure, the upper metal terminal is provided with an upper terminal pin, and the lower metal terminal is provided with a lower terminal pin; the lower bulge at the rear end part of the lower plastic piece is embedded into the upper groove at the rear end part of the upper plastic piece, and a waterproof glue layer is filled in the waterproof groove between the rear end parts of the upper plastic piece and the lower plastic piece. Through the structure design, the utility model has the advantages of novel in design, water-proof effects are good, reliable and stable nature is good.
Description
Technical Field
The utility model relates to a connector technical field especially relates to a waterproof Type-C connector.
Background
With the widespread use of electronic devices, USB connectors are commonly used to electrically connect and transmit signals between various electronic devices. The current USB connector mainly comprises a standard USB2.0/USB3.0 connector, a Mini-USB connector and a Micro-USB connector. The USB connector is composed of a USB female seat and a USB male seat, the USB male seat is inserted into the USB female seat, and the electronic equipment at one end of the male seat and the electronic equipment at one end of the female seat are electrically connected and in signal connection.
As an important Type of connector structure, the Type-C connector is widely used, and there are various types of Type-C connector products in the prior art. However, for the existing Type-C connector product, the defects of poor waterproof effect and poor stability and reliability generally exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waterproof Type-C connector to prior art's not enough, this waterproof Type-C connector modern design, water-proof effects are good, reliable and stable nature is good.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
A waterproof Type-C connector comprises a connector body and a plastic shell, wherein a shell accommodating cavity which completely penetrates through the front and the back is formed in the plastic shell, and the connector body is embedded in the shell accommodating cavity of the plastic shell;
the connector main body comprises a metal shell and a terminal assembly, wherein a terminal accommodating cavity which completely penetrates through the metal shell from front to back is formed in the metal shell, and the terminal assembly is embedded in the terminal accommodating cavity of the metal shell; the terminal assembly comprises an upper plastic part and a lower plastic part which is positioned on the lower end side of the upper plastic part and is spliced with the upper plastic part, the upper plastic part is provided with an upper metal terminal, the upper metal terminal and the upper plastic part are integrally injection-molded, the lower plastic part is provided with a lower metal terminal, the lower metal terminal and the lower plastic part are integrally injection-molded, the upper metal terminal is provided with an upper terminal pin extending to the rear end side of the upper plastic part, and the lower metal terminal is provided with a lower terminal pin extending to the rear end side of the lower plastic part;
the rear end part of the upper plastic part is provided with an upper groove which is opened downwards and completely penetrates left and right, the rear end part of the lower plastic part is provided with a lower bulge which protrudes upwards and has the shape consistent with that of the upper groove corresponding to the upper groove, and the lower bulge is embedded into the upper groove;
a waterproof groove with a backward opening is formed between the rear end part of the upper plastic part and the rear end part of the lower plastic part, a splicing seam between the upper plastic part and the lower plastic part is aligned with the waterproof groove, and a waterproof glue layer is filled in the waterproof groove.
The terminal assembly further comprises an over-injection molding part, the over-injection molding part surrounds the upper plastic part and the lower plastic part, the over-injection molding part, the upper plastic part and the lower plastic part are molded into an integral structure, the over-injection molding part is embedded into the terminal accommodating cavity of the metal shell, and the over-injection molding part is buckled with the metal shell;
the front end part of the upper metal terminal is exposed on the upper surface of the injection molding part, and the lower metal terminal is exposed on the lower surface of the injection molding part.
The secondary injection molding part is provided with injection molding part clamping grooves corresponding to the upper metal terminal and the lower metal terminal respectively, and the upper terminal pin of the upper metal terminal and the lower terminal pin of the lower metal terminal are embedded into the corresponding injection molding part clamping grooves respectively.
Each injection molding piece clamping groove is provided with a pushing inclined surface, and the pushing inclined surfaces of the injection molding piece clamping grooves are respectively abutted to the corresponding upper terminal pins and the lower terminal pins.
Wherein, the overmolding is provided with the buckle arch, metal casing corresponds the buckle arch and has seted up the buckle groove, and the buckle arch of overmolding is detained to metal casing's buckle inslot.
The plastic shell is characterized in that a shell retaining shoulder is arranged in a shell accommodating cavity of the plastic shell, and the secondary injection molding part is provided with an injection molding part retaining shoulder;
when the connector main body is embedded into the housing accommodating cavity of the plastic housing from back to front, the housing retaining shoulder is abutted against the injection molding retaining shoulder.
The plastic shell is buckled with a metal shielding cover, and the lower end part of the metal shielding cover is provided with a welding pin which protrudes downwards and extends.
The beneficial effects of the utility model are that: the utility model relates to a waterproof Type-C connector, which comprises a connector main body and a plastic shell, wherein a shell accommodating cavity which completely penetrates through the front and the back is formed inside the plastic shell, and the connector main body is embedded in the shell accommodating cavity of the plastic shell; the connector main body comprises a metal shell and a terminal assembly, wherein a terminal accommodating cavity which completely penetrates through the metal shell from front to back is formed in the metal shell, and the terminal assembly is embedded in the terminal accommodating cavity of the metal shell; the terminal component comprises an upper plastic part and a lower plastic part which is positioned on the lower end side of the upper plastic part and is spliced with the upper plastic part, the upper plastic part is provided with an upper metal terminal, the upper metal terminal and the upper plastic part are integrally injection-molded, the lower plastic part is provided with a lower metal terminal, the lower metal terminal and the lower plastic part are integrally injection-molded, the upper metal terminal is provided with an upper terminal pin extending to the rear end side of the upper plastic part, and the lower metal terminal is provided with a lower terminal pin extending to the rear end side of the lower plastic part; the rear end part of the upper plastic part is provided with an upper groove which is opened downwards and completely penetrates left and right, the rear end part of the lower plastic part is provided with a lower bulge which is convex upwards and has the shape consistent with that of the upper groove corresponding to the upper groove, and the lower bulge is embedded into the upper groove; go up and offer the waterproof groove towards back open-ended between the rear end portion of plastic part and the rear end portion of plastic part down, go up the amalgamation seam between plastic part and the lower plastic part and align with the waterproof groove, be filled with waterproof glue film in the waterproof groove. Through the structure design, the utility model has the advantages of novel in design, water-proof effects are good, reliable and stable nature is good.
Drawings
The invention will be further described with reference to the drawings, but the embodiments in the drawings do not constitute any limitation of the invention.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of another view angle of the present invention.
Fig. 3 is an exploded view of the present invention.
Fig. 4 is a schematic cross-sectional view of the present invention.
Fig. 1 to 4 include:
1-connector body 11-Metal housing
111-terminal accommodation cavity 112-fastening groove
121-upper plastic rubber part 1211-upper groove
122-upper metal terminal 1221-upper terminal pin
131-lower plastic part 1311-lower bulge
132-lower metal terminal 1321-lower terminal pin
14-water-proof groove 15-water-proof glue layer
16-overmold 161-snap protrusions
2-plastic shell 21-shell containing cavity
22-terminal limit slot 23-pushing inclined plane
3-metal shield 31-soldered pins.
Detailed Description
The present invention will be described with reference to specific embodiments.
As shown in fig. 1 to 4, a waterproof Type-C connector includes a connector main body 1 and a plastic housing 2, a housing accommodating cavity 21 is formed in the plastic housing 2 and penetrates through the connector main body 1 from front to back, and the connector main body 1 is embedded in the housing accommodating cavity 21 of the plastic housing 2.
The connector body 1 comprises a metal shell 11 and a terminal assembly, wherein a terminal accommodating cavity 111 which completely penetrates in the front and the back is formed in the metal shell 11, and the terminal assembly is embedded in the terminal accommodating cavity 111 of the metal shell 11; the terminal assembly includes an upper plastic part 121, a lower plastic part 131 located at a lower end side of the upper plastic part 121 and spliced with the upper plastic part 121, the upper plastic part 121 is provided with an upper metal terminal 122 and the upper plastic part 121 are molded into an integral structure, the lower plastic part 131 is provided with a lower metal terminal 132 and the lower plastic part 131 are molded into an integral structure, the upper metal terminal 122 is provided with an upper terminal pin 1221 extending to a rear end side of the upper plastic part 121, and the lower metal terminal 132 is provided with a lower terminal pin 1321 extending to a rear end side of the lower plastic part 131.
Further, an upper groove 1211 which is opened downward and completely penetrates left and right is formed at a rear end portion of the upper plastic part 121, a lower protrusion 1311 which protrudes upward and has a shape corresponding to that of the upper groove 1211 is provided at a rear end portion of the lower plastic part 131 corresponding to the upper groove 1211, and the lower protrusion 1311 is inserted into the upper groove 1211.
Furthermore, a waterproof groove 14 opened toward the rear is formed between the rear end of the upper plastic part 121 and the rear end of the lower plastic part 131, a split seam between the upper plastic part 121 and the lower plastic part 131 is aligned with the waterproof groove 14, and a waterproof adhesive layer 15 is filled in the waterproof groove 14.
It should be noted that, as shown in fig. 1, fig. 3 and fig. 4, the terminal assembly further includes an over-molded part 16, the over-molded part 16 surrounds the upper plastic part 121 and the lower plastic part 131, the over-molded part 16, the upper plastic part 121 and the lower plastic part 131 are injection molded into an integral structure, the over-molded part 16 is embedded into the terminal accommodating cavity 111 of the metal shell 11, and the over-molded part 16 is fastened to the metal shell 11; the front end portions of the upper metal terminals 122 are exposed to the upper surface of the overmold 16, and the lower metal terminals 132 are exposed to the lower surface of the overmold 16.
Through set up waterproof glue film 15 structure between the rear end portion at last plastic part 121 and the rear end portion of plastic part 131 down, the utility model discloses can improve effectively and go up plastic part 121 and the waterproof sealing nature between the plastic part 131 down, and then improve the utility model discloses a waterproof performance.
In addition, because lower protruding 1311 of plastic part 131 imbeds in the last recess 1211 of supreme plastic part 121, cooperate through last recess 1211 and lower protruding 1311 down, the utility model discloses can form the special-shaped face contact in the amalgamation seam department between last plastic part 121 and lower plastic part 131, this structural design can further improve the waterproof performance between plastic part 121 and the lower plastic part 131.
Synthesize the above-mentioned condition and know, through above-mentioned structural design, the utility model has the advantages of novel in design, water-proof effects are good, reliable and stable nature is good.
As shown in fig. 2, 3 and 4, the plastic housing 2 is provided with terminal position-limiting slots 22 corresponding to the upper metal terminal 122 and the lower metal terminal 132, respectively, and the upper terminal pin 1221 of the upper metal terminal 122 and the lower terminal pin 1321 of the lower metal terminal 132 are respectively inserted into the corresponding terminal position-limiting slots 22.
In addition, each terminal limiting slot 22 is provided with a pushing inclined surface 23, and the pushing inclined surface 23 of each terminal limiting slot 22 is abutted to the corresponding upper terminal pin 1221 and the lower terminal pin 1321.
In the assembly process of the utility model, the plastic shell 2 clamps and limits the upper terminal pin 1221 and the lower terminal pin 1321 through the terminal limiting clamping groove 22, and the structural design can avoid the upper terminal pin 1221 and the lower terminal pin 1321 from shifting left and right; when the connector is welded and assembled with the PCB, the pin correcting process can be effectively reduced, the welding operation efficiency is improved, and the stability and the reliability of the welding operation are ensured.
It should be emphasized that each terminal limiting slot 22 pushes the corresponding upper terminal pin 1221 and lower terminal pin 1321 by pushing the inclined surface 23, and this structural design can effectively prevent a gap from existing between the upper terminal pin 1221 and the lower terminal pin 1321 and the plastic housing 2, so as to ensure that the upper terminal pin 1221 and the lower terminal pin 1321 do not shift during welding.
As a preferred embodiment, as shown in fig. 3, the overmold 16 of the present invention is installed in the terminal receiving cavity 111 of the metal shell 11 in the following manner: the overmold 16 is provided with a snap projection 161, the metal housing 11 is provided with a snap groove 112 corresponding to the snap projection 161, and the snap projection 161 of the overmold 16 is snapped into the snap groove 112 of the metal housing 11.
As a preferred embodiment, as shown in fig. 1 to 4, a metal shield 3 is fastened to the plastic housing 2, and a soldering pin 31 protruding downward is provided at a lower end of the metal shield 3.
The utility model discloses a plastic shell 2 is lived to metal shielding cover 3, promptly the utility model discloses a metal shielding cover 3 can play the shielding effect, during the installation, on the welding pin 31 welded fastening of metal shielding cover 3 was PCB.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (6)
1. The utility model provides a waterproof Type-C connector which characterized in that: the connector comprises a connector main body (1) and a plastic shell (2), wherein a shell accommodating cavity (21) which completely penetrates through the front and the back is formed in the plastic shell (2), and the connector main body (1) is embedded in the shell accommodating cavity (21) of the plastic shell (2);
the connector main body (1) comprises a metal shell (11) and a terminal assembly, wherein a terminal accommodating cavity (111) which completely penetrates in the front and the back is formed in the metal shell (11), and the terminal assembly is embedded in the terminal accommodating cavity (111) of the metal shell (11); the terminal component comprises an upper plastic part (121), and a lower plastic part (131) which is positioned on the lower end side of the upper plastic part (121) and is spliced with the upper plastic part (121), wherein the upper plastic part (121) is provided with an upper metal terminal (122), the upper metal terminal (122) and the upper plastic part (121) are molded into an integral structure, the lower plastic part (131) is provided with a lower metal terminal (132), the lower metal terminal (132) and the lower plastic part (131) are molded into an integral structure, the upper metal terminal (122) is provided with an upper terminal pin (1221) extending to the rear end side of the upper plastic part (121), and the lower metal terminal (132) is provided with a lower terminal pin (1321) extending to the rear end side of the lower plastic part (131);
an upper groove (1211) which is opened downwards and completely penetrates left and right is formed in the rear end part of the upper plastic part (121), a lower protrusion (1311) which protrudes upwards and is in the same shape with the upper groove (1211) is arranged at the rear end part of the lower plastic part (131) corresponding to the upper groove (1211), and the lower protrusion (1311) is embedded into the upper groove (1211);
a waterproof groove (14) which is opened towards the back is formed between the back end part of the upper plastic part (121) and the back end part of the lower plastic part (131), a splicing seam between the upper plastic part (121) and the lower plastic part (131) is aligned with the waterproof groove (14), and a waterproof adhesive layer (15) is filled in the waterproof groove (14).
2. The waterproof Type-C connector of claim 1, wherein: the plastic shell (2) is provided with terminal limiting clamping grooves (22) corresponding to the upper metal terminal (122) and the lower metal terminal (132), and upper terminal pins (1221) of the upper metal terminal (122) and lower terminal pins (1321) of the lower metal terminal (132) are embedded into the corresponding terminal limiting clamping grooves (22) respectively.
3. The waterproof Type-C connector of claim 2, wherein: each terminal limiting clamping groove (22) is provided with a pushing inclined surface (23), and the pushing inclined surface (23) of each terminal limiting clamping groove (22) is abutted to the corresponding upper terminal pin (1221) and the corresponding lower terminal pin (1321).
4. The waterproof Type-C connector of claim 1, wherein: the terminal assembly further comprises an injection molding part (16), the injection molding part (16) surrounds the upper plastic part (121) and the lower plastic part (131), the injection molding part (16), the upper plastic part (121) and the lower plastic part (131) are molded into an integral structure, the injection molding part (16) is embedded into a terminal accommodating cavity (111) of the metal shell (11), and the injection molding part (16) is buckled with the metal shell (11);
the front end of the upper metal terminal (122) is exposed on the upper surface of the over-molded part (16), and the lower metal terminal (132) is exposed on the lower surface of the over-molded part (16).
5. The waterproof Type-C connector of claim 4, wherein: the secondary injection molding piece (16) is provided with a buckle protrusion (161), the metal shell (11) is provided with a buckle groove (112) corresponding to the buckle protrusion (161), and the buckle protrusion (161) of the secondary injection molding piece (16) is buckled into the buckle groove (112) of the metal shell (11).
6. The waterproof Type-C connector according to any one of claims 1 to 5, wherein: the plastic shell (2) is buckled with a metal shielding cover (3), and the lower end part of the metal shielding cover (3) is provided with a welding pin (31) which protrudes downwards and extends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220804641.2U CN217485817U (en) | 2022-04-08 | 2022-04-08 | Waterproof Type-C connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220804641.2U CN217485817U (en) | 2022-04-08 | 2022-04-08 | Waterproof Type-C connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217485817U true CN217485817U (en) | 2022-09-23 |
Family
ID=83308928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220804641.2U Expired - Fee Related CN217485817U (en) | 2022-04-08 | 2022-04-08 | Waterproof Type-C connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217485817U (en) |
-
2022
- 2022-04-08 CN CN202220804641.2U patent/CN217485817U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220923 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |