CN216055400U

CN216055400U - Waterproof Type sinking plate Type-C connector

Info

Publication number: CN216055400U
Application number: CN202122303530.1U
Authority: CN
Inventors: 王智; 樊常权
Original assignee: Dongguan Shengjie Electronics Co ltd
Current assignee: Dongguan Shengjie Electronics Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-03-15
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses a waterproof sinking plate Type-C connector which comprises an insulating body, a middle clamping piece, a terminal, an EMI shell, a shielding shell and a silica gel ring, wherein the middle clamping piece is arranged on the insulating body; the insulation body comprises a base and a tongue plate extending forwards from the base; the middle clamping piece and the terminal are both embedded, molded and fixed on the insulating body; the EMI shell is a stretching shell and is sleeved at the connecting part between the base and the tongue plate; this shielding case is including interior casing and shell body, interior casing cover locate the insulating body outside and with EMI shell turn-on connection, through adopting tensile shell with interior casing, and the cooperation is formed with the turn-ups including the front end outer wall periphery of casing, when shaping silica gel circle, can effectively reduce the excessive gluey phenomenon of silica gel circle, improve the product production yield, and simultaneously, the silica gel circle wraps front end and the turn-ups of interior casing completely, can effectually reduce the easy torn phenomenon of silica gel circle at the in-process that uses, prolong product life, and waterproof performance is better, the waterproof requirement of product can reach IP 68.

Description

Waterproof Type sinking plate Type-C connector

Technical Field

The utility model relates to the technical field of Type-C connectors, in particular to a waterproof sinking plate Type-C connector.

Background

The Type-C connector interface is widely applied to electronic equipment such as mobile phones, palm computers, digital cameras, digital video cameras, mobile power supplies and portable digital players, is mainly used for transmitting and charging digital signals, but most of the existing Type-C connector interfaces have no waterproof function, and when the equipment is applied to a humid environment, the equipment is easily affected with damp, electric shock accidents are easily caused, the equipment is damaged, and personal safety is endangered.

In order to achieve the sunk plate Type installation of the Type-C connector, a sunk plate Type-C connector is present, and in order to achieve the waterproof installation of the sunk plate Type-C connector, a silica gel ring is formed on the shielding shell generally. In the prior art, the phenomenon of glue overflow is easy to occur in the silica gel ring formed on the shielding shell directly, the production yield of products is very low, and the silica gel ring is easy to tear in the use process of the products, so that the service life of the products is short, and the waterproof performance is poor. Therefore, there is a need for an improved sinking plate Type-C connector.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to the defects in the prior art, and a main object of the present invention is to provide a waterproof Type sinking plate Type-C connector, which can effectively solve the problems that the existing sinking plate Type-C connector is easy to overflow when the silicone ring is formed and the silicone ring is easy to tear.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a waterproof sinking plate Type-C connector comprises an insulation body, a middle clamping piece, a terminal, an EMI shell, a shielding shell and a silica gel ring; the insulation body comprises a base and a tongue plate extending forwards from the base; the middle clamping piece and the terminal are embedded, molded and fixed on the insulating body, the contact part of the terminal is exposed out of the surface of the tongue plate, and the welding part of the terminal extends backwards out of the base; the EMI shell is a stretching shell and is sleeved at the connecting part between the base and the tongue plate; the shielding shell comprises an inner shell and an outer shell, wherein the inner shell is a stretching shell, the inner shell is sleeved outside the insulating body and is in conduction connection with the EMI shell, a flange is formed on the periphery of the outer wall of the front end of the inner shell, and the outer shell covers the outer part of the inner shell; the silica gel ring is formed on the periphery of the outer wall of the front end of the inner shell and completely covers the front end and the flanging of the inner shell, and the silica gel ring is positioned on the front side of the outer shell.

As a preferred scheme, the insulation body further comprises an insulation board, the insulation board is located on the rear side of the base, the welding portion of the terminal penetrates through the insulation board and extends backwards, a vertical through groove is formed in front of the front side of the insulation board and the rear side of the base, a longitudinal groove is formed between the surface of the insulation board and the inner wall of the inner shell and communicated with the vertical through groove, and silica gel pieces are filled in the longitudinal groove and the vertical through groove.

Preferably, the rear side of the base is provided with a protrusion protruding rearward, the protrusion is embedded in the silicone member, and the terminal passes through the protrusion.

Preferably, the external surface of the base is concavely provided with a fastening groove, the EMI shell is concavely and convexly arranged on the external surface and is provided with a fastening part on the internal wall surface, and the fastening part is matched with the fastening groove for fastening.

Preferably, the number of terminals is 16 PINs.

Preferably, the outer shell is a stamped shell, and the outer shell and the inner shell are fixed together by welding.

As a preferred scheme, the silica gel circle is flat, and the front end edge of silica gel circle stretches out the front end edge of interior casing forward, and the rear end edge of silica gel circle extends to the rear of turn-ups backward.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:

through adopting tensile shell with interior casing to the cooperation is formed with the turn-ups at the front end outer wall periphery of casing including, when shaping silica gel circle, can effectively reduce the excessive gluey phenomenon of silica gel circle, improves product production yield, and simultaneously, the silica gel circle wraps the front end and the turn-ups of interior casing completely, can effectually reduce the easy torn phenomenon of silica gel circle at the in-process that uses, extension product life, and waterproof performance is better, and the waterproof requirement of product can reach IP 68.

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 an assembled perspective view of the preferred embodiment of the present invention;

FIG. 2 is an assembled rear view of the preferred embodiment of the present invention;

FIG. 3 is an exploded view of the preferred embodiment of the present invention;

FIG. 4 is a cross-sectional view of a preferred embodiment of the present invention.

The attached drawings indicate the following:

10. insulating body 101, vertical through groove

102. Convex part 103, catching groove

11. Base 12, tongue plate

13. Insulating plate 20, middle clip

30. Terminal 31, contact part

32. Welding part 40 and EMI shell

401. Buckle part 50 and shielding shell

501. Turned-over edge 502 and longitudinal groove

51. Inner shell 52, outer shell

53. A silica gel piece 60 and a silica gel ring.

Detailed Description

Referring to fig. 1 to 4, a specific structure of a preferred embodiment of the present invention is shown, which includes an insulating body 10, a middle clip 20, a terminal 30, an EMI shell 40, a shielding shell 50, and a silicone ring 60.

The insulating body 10 includes a base 11 and a tongue plate 12 extending forward from the base 11; in this embodiment, the insulating body 10 further includes an insulating plate 13, the insulating plate 13 is located at the rear side of the base 11, a vertical through slot 101 is formed in front of the front side of the insulating plate 13 and the rear side of the base 11, and a convex portion 102 is convexly provided at the rear side of the base 11; and a fastening groove 103 is concavely arranged on the outer surface of the base 11.

The middle clip 20 and the terminal 30 are fixed on the insulating body 10 by insert molding, the contact portion 31 of the terminal 30 is exposed out of the surface of the tongue plate 12, and the soldering portion 32 of the terminal 30 extends backward out of the base 11; in the present embodiment, the terminal 30 passes through the convex portion 102, the soldering portion 32 of the terminal 30 protrudes backward through the insulating plate 13, and the number of the terminals 30 is 16 PIN.

The EMI shell 40 is a tensile shell and is sleeved at the connection between the base 11 and the tongue plate 12; in this embodiment, the EMI case 40 has an external concave portion and an internal convex portion, and a fastening portion 401 is formed on the internal wall surface, and the fastening portion 401 is engaged with the fastening groove 103.

The shielding shell 50 includes an inner shell 51 and an outer shell 52, the inner shell 51 is a stretching shell, the inner shell 51 is sleeved outside the insulating body 10 and is connected with the EMI shell 40 in a conduction manner, a flange 501 is formed on the periphery of the outer wall of the front end of the inner shell 51, and the outer shell 52 covers the outer of the inner shell 51; in the present embodiment, the thickness of the flange 501 of the inner housing 51 is 0.1mm at most; a longitudinal groove 502 is formed on the inner wall of the inner shell 51 and the surface of the insulating plate 13, the longitudinal groove 502 is communicated with the vertical through groove 101, and silica gel is filled in the longitudinal groove 502 and the vertical through groove 101 to form a silica gel piece 53; the protruding portion 102 is embedded in the silicone member 53, the outer housing 52 is a press-formed shell, and the outer housing 52 and the inner housing 51 are fixed together by welding.

The silica gel ring 60 is formed on the periphery of the outer wall of the front end of the inner shell 51 and completely covers the front end of the inner shell 51 and the flanging 501, and the silica gel ring 60 is positioned on the front side of the outer shell 52; in this embodiment, this silica gel circle 60 is flat, and the front end edge of silica gel circle 60 stretches out the front end edge of interior casing 51 forward, and the rear end edge of silica gel circle 60 extends to the rear of turn-ups 501 backward, and this silica gel circle 60 carries out the rubber coating to the head of shielding shell 50 for silica gel circle 60 can carry out effective protection to the head of shielding shell 50.

Detailed description the assembly process of this embodiment is as follows:

firstly, the middle clamping piece 20 and the terminal 30 are fixed on the insulating body 10 by insert molding, then the EMI shell 40 is fixed on the base 11 of the insulating body 10 by a buckle, then the inner shell 51 of the shielding shell 50 is sleeved outside the insulating body 10 and is connected with the EMI shell 40 in a conduction manner, and the outer shell 52 is covered outside the inner shell 51; finally, the silicone ring 60 is molded on the outer wall periphery of the front end of the inner housing 51 and completely covers the front end of the inner housing 51 and the flange 501.

The size of the inner shell 51 of the shielding shell 50 of the product meets the Type-C size control specification, and the waterproof requirement of the whole product can reach IP 68; moreover, the product can meet the requirements of various specifications from SMT to 0.00-3.00 mm of sinking plate on the plate.

The design of the utility model is characterized in that: through adopting tensile shell with interior casing to the cooperation is formed with the turn-ups at the front end outer wall periphery of casing including, when shaping silica gel circle, can effectively reduce the excessive gluey phenomenon of silica gel circle, improves product production yield, and simultaneously, the silica gel circle wraps the front end and the turn-ups of interior casing completely, can effectually reduce the easy torn phenomenon of silica gel circle at the in-process that uses, extension product life, and waterproof performance is better, and the waterproof requirement of product can reach IP 68.

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

1. The utility model provides a heavy board-like Type-C connector of waterproof Type, its characterized in that: the electromagnetic interference shielding structure comprises an insulating body, a middle clamping piece, a terminal, an EMI shell, a shielding shell and a silica gel ring; the insulation body comprises a base and a tongue plate extending forwards from the base; the middle clamping piece and the terminal are embedded, molded and fixed on the insulating body, the contact part of the terminal is exposed out of the surface of the tongue plate, and the welding part of the terminal extends backwards out of the base; the EMI shell is a stretching shell and is sleeved at the connecting part between the base and the tongue plate; the shielding shell comprises an inner shell and an outer shell, wherein the inner shell is a stretching shell, the inner shell is sleeved outside the insulating body and is in conduction connection with the EMI shell, a flange is formed on the periphery of the outer wall of the front end of the inner shell, and the outer shell covers the outer part of the inner shell; the silica gel ring is formed on the periphery of the outer wall of the front end of the inner shell and completely covers the front end and the flanging of the inner shell, and the silica gel ring is positioned on the front side of the outer shell.

2. The waterproof Type sinking plate Type-C connector according to claim 1, wherein: insulator is still including the insulation board, and this insulation board is located the rear side of base, and the weld part of this terminal passes the insulation board and stretches out backward, is formed with vertical logical groove before the front side of insulation board and the rear side of base, is formed with vertical recess between the surface of insulation board and the inner wall of interior casing, and this vertical recess and vertical logical groove intercommunication all fill silica gel and are formed with the silica gel spare in vertical recess and the vertical logical inslot.

3. The waterproof Type sinking plate Type-C connector according to claim 2, wherein: the rear side surface of the base is provided with a convex part protruding backwards, the convex part is embedded in the silica gel piece, and the terminal penetrates through the convex part.

4. The waterproof Type sinking plate Type-C connector according to claim 1, wherein: the outer surface of the base is concavely provided with a buckling groove, the outer part of the EMI shell is inwards convex, a buckling part is formed on the inner wall surface, and the buckling part is matched with the buckling groove for buckling.

5. The waterproof Type sinking plate Type-C connector according to claim 1, wherein: the number of terminals is 16 PIN.

6. The waterproof Type sinking plate Type-C connector according to claim 1, wherein: the shell body is a stamping shell, and the shell body and the inner shell body are fixed together in a welding mode.

7. The waterproof Type sinking plate Type-C connector according to claim 1, wherein: the silica gel circle is flat, and the front end edge of silica gel circle stretches out the front end edge of interior casing forward, and the rear end edge of silica gel circle extends to turn-ups rear backward.