CN216251324U - Board-mounted USB TYPE-C connector with good waterproof effect - Google Patents
Board-mounted USB TYPE-C connector with good waterproof effect Download PDFInfo
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- CN216251324U CN216251324U CN202122790022.0U CN202122790022U CN216251324U CN 216251324 U CN216251324 U CN 216251324U CN 202122790022 U CN202122790022 U CN 202122790022U CN 216251324 U CN216251324 U CN 216251324U
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Abstract
The utility model discloses an on-board USB TYPE-C connector with good waterproof effect, which comprises a rubber core, a shell and a plurality of terminals, wherein the rubber core is formed by curing epoxy resin; the shell is provided with a through cavity penetrating through the front surface and the rear surface of the shell, the inner side surface of the shell is provided with a second groove, and the upper surface and the lower surface of the shell are both provided with glue filling holes communicated with the second groove; the size of leading to the chamber is greater than the size of main part, and the UV glues from the encapsulating hole and pours into first recess, second recess and lead to the gap between chamber and the main part in order to constitute the solid layer of UV gelatinization. By arranging the rubber core formed by curing the epoxy resin and the shell formed by curing the epoxy resin, after the rubber core and the shell are assembled, UV (ultraviolet) glue is poured to fill a gap between the rubber core and the shell to fix the rubber core, and the gap between the rubber core and the shell can be sealed after the UV glue is solidified, so that the waterproof effect is achieved; compared with the traditional connector which adopts the structure that the rubber core is assembled on the metal shell, the waterproof performance of the connector can be further improved.
Description
Technical Field
The utility model relates to the technical field of connectors, in particular to an on-board USB TYPE-C connector with a good waterproof effect.
Background
The TYPE-C connector is an electric signal transmission interface capable of being plugged in a blind manner, the front side and the back side of a connecting structure with the interface are not required to be distinguished, the connector is directly plugged into a female connecting seat of internal equipment, and the front side and the back side of the connector can be plugged; thus, the TYPE-C connector performs electric signal transmission between external equipment and internal equipment (such as a mobile phone, a computer and the like) through the TYPE-C interface.
The traditional TYPE-C connector is assembled by firstly embedding the terminal in a rubber core, then inserting the rubber core into the metal shell and pouring glue; because an operator is difficult to see the internal structure, the glue core is often stuck in the metal shell by only part of glue; the TYPE-C connector with the structure has poor waterproof performance and is not suitable for being applied to electronic devices with waterproof performance requirements.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to the defects in the prior art, and the main object of the present invention is to provide an on-board USB TYPE-C connector with a good waterproof effect, which has a reasonable structure, and effectively solves the problem of poor waterproof performance of the conventional USB TYPE-C connector.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a waterproof on-board USB TYPE-C connector comprises a rubber core formed by epoxy resin curing, a shell formed by epoxy resin curing and a plurality of terminals;
the rubber core comprises a main body part and a tongue plate part, and the tongue plate part is formed by extending forwards from the center of the front surface of the main body part; the rear surface of the main body part is provided with a first convex edge, the height and the width of the first convex edge are both larger than those of the main body part, and the upper surface, the lower surface, the left surface and the right surface of the main body part are both provided with first grooves;
the terminals are embedded in the rubber core, each terminal comprises an embedding part, an inserting part and a connecting part, the embedding parts are embedded in the main body part and vertically extend up and down, the inserting parts extend forwards from the tops of the embedding parts and are embedded in the tongue plate parts, and the connecting parts extend backwards from the bottoms of the embedding parts and are exposed at the bottoms of the main body parts;
the shell is provided with a through cavity penetrating through the front surface and the rear surface of the shell, a second groove is formed in the inner side surface of the shell, and glue pouring holes communicated with the second groove are formed in the upper surface and the lower surface of the shell; the size of leading to the chamber is greater than the size of main part, and UV glues from the encapsulating hole and pours into first recess, second recess and lead to the gap between chamber and the main part in order to constitute the solid layer of UV gelatinization.
As a preferred embodiment: the first groove and the second groove are three grooves which are arranged from front to back at intervals.
As a preferred embodiment: the cross sections of the first groove and the second groove are trapezoidal.
As a preferred embodiment: the peripheral side surface of the through cavity is inclined outwards from back to front, and the inclination angle A is 1-3 degrees.
As a preferred embodiment: the periphery of the front surface of the main body part is provided with a glue blocking convex strip.
As a preferred embodiment: the middle part of shell leans on preceding position to be provided with the second chimb, the second chimb constitutes a first breach in the front, waterproof stripe is installed to first breach, the front surface of waterproof gum cover extends forward and the front surface front-back interval of shell sets up the front end that covers the shell.
As a preferred embodiment: the second convex edge and the first convex edge form a second notch for installing the iron sheet, a connecting sheet is installed in the second notch, the upper surface, the left side face and the right side face of the second notch are wrapped by the connecting sheet, and the two end portions of the connecting sheet are provided with inserting pins.
As a preferred embodiment: the two sides of the connecting sheet are provided with buckling windows, and the two sides of the second notch are provided with buckling salient points for buckling the buckling windows.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and specifically, the technical scheme includes that: by arranging the rubber core formed by curing the epoxy resin and the shell formed by curing the epoxy resin, after the rubber core and the shell are assembled, UV (ultraviolet) glue is poured to fill a gap between the rubber core and the shell to fix the rubber core, and the gap between the rubber core and the shell can be sealed after the UV glue is solidified, so that the waterproof effect is achieved; compared with the traditional connector which adopts the structure that the rubber core is assembled on the metal shell, the waterproof performance of the connector can be further improved;
meanwhile, the first groove and the second groove are arranged, so that a certain anti-pulling effect can be achieved on the solidified UV glue, the glue core and the shell are not prone to falling off when being pulled by external force, and the connection is firmer;
and the upper surface and the lower surface of the rubber shell are provided with the glue filling holes communicated with the second groove, the UV glue is filled from one of the glue filling holes, the UV glue is filled when flowing out from the other glue filling hole, whether the UV glue is filled in place or not is conveniently checked, and the yield of products can be guaranteed.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic perspective view of a USB TYPE-C connector according to a preferred embodiment of the present invention;
FIG. 2 is a schematic perspective view of another embodiment of the USB TYPE-C connector;
FIG. 3 is a right side view of the USB TYPE-C connector of the preferred embodiment of the present invention;
FIG. 4 is a schematic view (cross-sectional view) of the USB TYPE-C connector and PCB assembly structure of the preferred embodiment of the present invention;
fig. 5 is a partially enlarged view of a portion a in fig. 4.
The attached drawings indicate the following:
10. rubber core 11 and main body part
111. The first convex edge 112 and the first groove
113. Glue stop convex strip 12 and tongue plate part
20. Outer casing 21, through cavity
22. Second groove 221 and glue filling hole
23. Second convex edge 24 and waterproof rubber strip
25. Buckling salient point 30 and terminal
31. Insert part 32 and insertion part
33. Connecting part 40, UV gel solid layer
50. Connecting sheet 51 and plug pin
52. A snap-fit window 60, a PCB board.
Detailed Description
Referring to fig. 1 to 5, a specific structure of a preferred embodiment of the present invention is shown, which is a board TYPE USB TYPE-C connector with good waterproof effect, including a rubber core 10 formed by epoxy resin curing, a shell 20 formed by epoxy resin curing, and a plurality of terminals 30.
In the embodiment of the present application, the rubber core 10 includes a main body 11 and a tongue portion 12, wherein the tongue portion 12 extends forward from the center of the front surface of the main body 11; the rear surface of the main body 11 is provided with a first convex edge 111, the height and width of the first convex edge 111 are both greater than those of the main body 11, and the upper, lower, left and right surfaces of the main body 11 are provided with first grooves 112; a plurality of terminals 30 are embedded in the rubber core 10, each terminal 30 comprises an embedding part 31, an inserting part 32 and a connecting part 33, the embedding part 31 is embedded in the main body part 11 and vertically extends, the inserting part 32 extends forwards from the top of the embedding part 31 and is embedded in the tongue plate part 12, and the connecting part 33 extends backwards from the bottom of the embedding part 31 and is exposed at the bottom of the main body part 11; the shell 20 is provided with a through cavity 21 penetrating through the front surface and the rear surface of the shell, the inner side surface of the shell 20 is provided with a second groove 22, and the upper surface and the lower surface of the shell 20 are both provided with glue filling holes 221 communicated with the second groove 22; the size of the through cavity 21 is larger than that of the main body part 11, and the UV glue is injected from the glue filling hole into the first groove 112, the second groove 22 and the gap between the through cavity 21 and the main body part 10 to form the UV-curable adhesive layer 40.
Specifically, the glue core formed by curing the epoxy resin and the shell formed by curing the epoxy resin are arranged, UV glue is poured into the glue core and the shell after the glue core and the shell are assembled to bury a gap between the glue core and the shell for fixing the glue core, and the gap between the glue core and the shell can be sealed after the UV glue is solidified, so that the waterproof effect is achieved; compared with the traditional connector which adopts the structure that the rubber core is assembled on the metal shell, the waterproof performance of the connector can be further improved.
As mentioned above, the first groove 112 and the second groove 22 are three grooves arranged from front to back at intervals; the cross section of the first groove 112 and the second groove 22 is preferably trapezoidal, so that the tensile strength obtained after the UV gel is solidified can be larger, and the connection stability of the rubber core and the shell is improved. The peripheral side surface of the through cavity is arranged in an inclined mode from back to front, and the inclined angle A1 is 1-3 degrees, so that the mold stripping of the shell is facilitated. The glue blocking convex strips 113 are arranged on the periphery of the front surface of the main body part 11, so that the UV glue can be controlled not to leak out from the main body part 11 forwards, and the subsequent glue filling is influenced to be normally carried out.
A second convex edge 23 is arranged at the middle part of the shell 20 close to the front position, the second convex edge 23 forms a first front gap, a waterproof rubber strip 24 is arranged in the first gap, and the front surface of the waterproof rubber sleeve 24 extends forwards and is arranged at a front-rear distance from the front surface of the shell 20, so that the front end of the shell 20 is covered; like this, when the USB TYPE-C connector is installed on corresponding carrier, can block up the gap between shell 20 and the carrier with the help of this waterproof gum cover 24 to prevent that external liquid from the infiltration of the shell gap department of USB TYPE-C connector and carrier, realize all-round waterproof.
This second chimb 23 and first chimb 111 constitute a second breach that is used for installing the iron sheet, installation connection piece 50 in this second breach, the upper surface, the left surface and the right flank of this connection piece 50 parcel second breach to set up plug pin 51 at the both ends of this connection piece 50, be used for pegging graft in the spliced eye of PCB board 60 or press from both sides in order to install USB TYPE-C connector fixed mounting in the PCB board at the both sides of PCB board, be convenient for follow-up connecting portion and PCB board's welding. The connecting sheet 50 is mounted by bending in advance, and fastening windows 52 are provided on both sides of the connecting sheet, and fastening protrusions 25 are provided on both sides of the second notch, and the connecting sheet and the housing are mounted by fastening the fastening windows to the fastening protrusions.
The design of the utility model is characterized in that: by arranging the rubber core formed by curing the epoxy resin and the shell formed by curing the epoxy resin, after the rubber core and the shell are assembled, UV (ultraviolet) glue is poured to fill a gap between the rubber core and the shell to fix the rubber core, and the gap between the rubber core and the shell can be sealed after the UV glue is solidified, so that the waterproof effect is achieved; compared with the traditional connector which adopts the structure that the rubber core is assembled on the metal shell, the waterproof performance of the connector can be further improved;
meanwhile, the first groove and the second groove are arranged, so that a certain anti-pulling effect can be achieved on the solidified UV glue, the glue core and the shell are not prone to falling off when being pulled by external force, and the connection is firmer;
and the upper surface and the lower surface of the rubber shell are provided with the glue filling holes communicated with the second groove, the UV glue is filled from one of the glue filling holes, the UV glue is filled when flowing out from the other glue filling hole, whether the UV glue is filled in place or not is conveniently checked, and the yield of products can be guaranteed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (8)
1. The utility model provides a TYPE USB TYPE-C connector on board that water-proof effects is good, its characterized in that: the rubber core is formed by epoxy resin in a curing mode, the shell is formed by epoxy resin in a curing mode, and the terminals are arranged on the shell;
the rubber core comprises a main body part and a tongue plate part, and the tongue plate part is formed by extending forwards from the center of the front surface of the main body part; the rear surface of the main body part is provided with a first convex edge, the height and the width of the first convex edge are both larger than those of the main body part, and the upper surface, the lower surface, the left surface and the right surface of the main body part are both provided with first grooves;
the terminals are embedded in the rubber core, each terminal comprises an embedding part, an inserting part and a connecting part, the embedding parts are embedded in the main body part and vertically extend up and down, the inserting parts extend forwards from the tops of the embedding parts and are embedded in the tongue plate parts, and the connecting parts extend backwards from the bottoms of the embedding parts and are exposed at the bottoms of the main body parts;
the shell is provided with a through cavity penetrating through the front surface and the rear surface of the shell, a second groove is formed in the inner side surface of the shell, and glue pouring holes communicated with the second groove are formed in the upper surface and the lower surface of the shell; the size of leading to the chamber is greater than the size of main part, and UV glues from the encapsulating hole and pours into first recess, second recess and lead to the gap between chamber and the main part in order to constitute the solid layer of UV gelatinization.
2. The board-mounted USB TYPE-C connector with good waterproof effect of claim 1, wherein: the first groove and the second groove are three grooves which are arranged from front to back at intervals.
3. The board-mounted USB TYPE-C connector with good waterproof effect of claim 1 or 2, wherein: the cross sections of the first groove and the second groove are trapezoidal.
4. The board-mounted USB TYPE-C connector with good waterproof effect of claim 1, wherein: the peripheral side surface of the through cavity is inclined outwards from back to front, and the inclination angle A is 1-3 degrees.
5. The board-mounted USB TYPE-C connector with good waterproof effect of claim 1, wherein: the periphery of the front surface of the main body part is provided with a glue blocking convex strip.
6. The board-mounted USB TYPE-C connector with good waterproof effect of claim 1, wherein: the middle part of shell leans on preceding position to be provided with the second chimb, the second chimb constitutes a first breach in the front, waterproof stripe is installed to first breach, waterproof gum cover's front surface extends forward and the front surface front-back interval of shell sets up the front end that covers the shell.
7. The waterproof on-board USB TYPE-C connector of claim 6, wherein: the second convex edge and the first convex edge form a second notch for installing the iron sheet, a connecting sheet is installed in the second notch, the upper surface, the left side face and the right side face of the second notch are wrapped by the connecting sheet, and the two end portions of the connecting sheet are provided with inserting pins.
8. The waterproof on-board USB TYPE-C connector of claim 7, wherein: the two sides of the connecting sheet are provided with buckling windows, and the two sides of the second notch are provided with buckling salient points for buckling the buckling windows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122790022.0U CN216251324U (en) | 2021-11-15 | 2021-11-15 | Board-mounted USB TYPE-C connector with good waterproof effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122790022.0U CN216251324U (en) | 2021-11-15 | 2021-11-15 | Board-mounted USB TYPE-C connector with good waterproof effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216251324U true CN216251324U (en) | 2022-04-08 |
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ID=80941780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122790022.0U Active CN216251324U (en) | 2021-11-15 | 2021-11-15 | Board-mounted USB TYPE-C connector with good waterproof effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216251324U (en) |
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2021
- 2021-11-15 CN CN202122790022.0U patent/CN216251324U/en active Active
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