CN204167590U - Waterproof electrical connector module and waterproof housing thereof - Google Patents

Abstract

A waterproof electrical connector module includes an insulating housing, an electrical connector, a shield, and a sealing structure. The insulating shell is long, the end faces of two ends of the insulating shell are respectively a front through hole and a rear through hole which are aligned with each other, and a side opening communicated with the rear through hole is formed in the side face of the insulating shell. The electric connector is arranged in the insulating shell and comprises a plurality of terminals, and the terminals extend out of the side opening. The baffle shields the rear opening. The sealing structure is filled and sealed in the side opening, and each terminal penetrates through the sealing structure respectively. The waterproof housing can be closed by the baffle and the sealing structure.

Description

Waterproof electrical connector module and waterproof housing thereof

technical field

The utility model relates to an electric connector, in particular to a waterproof electric connector module and a waterproof shell thereof.

Background technique

With the popularity of mobile electronic devices, various electrical connectors are also widely used in mobile electronic devices, and in order to meet the waterproof requirements of mobile electronic devices, various types of waterproof connectors are also produced.

The design concept of the waterproof connector is to prevent moisture from penetrating into the interior of the mobile electronic device through the connector itself or the gap between the connector and the housing of the mobile electronic device. Generally, a waterproof gasket is provided between the socket of the connector and the hole in the casing of the mobile electronic device, which can effectively prevent moisture from penetrating into the interior of the mobile electronic device through the gap between the connector and the casing of the mobile electronic device. However, the connector itself generally includes an insulating seat to be sleeved on the iron shell, and the terminals of the connector must be able to be welded to the circuit board in the mobile electronic device for welding. Generally, a waterproof Washers, but the junction between the iron shell and the insulating seat is mostly a complex structure, so it is difficult to achieve effective waterproofing. Therefore, a better waterproof effect can be achieved by covering the entire connector. However, since the terminals protrude from the side of the connector and the terminals need to be exposed for soldering, the waterproof structure covering the entire connector is difficult to implement and difficult to assemble.

Utility model content

The purpose of the utility model is to provide a waterproof electrical connector module and its waterproof shell.

In order to achieve the above purpose, the utility model provides a waterproof casing for accommodating an electrical connector, the waterproof casing includes:

An insulating housing for accommodating the electrical connector, the insulating housing is elongated and the end faces of the two ends of the insulating housing are respectively a front opening and a rear opening arranged in alignment with each other, the insulating housing A side opening is formed on the side surface, and the side opening communicates with the rear port;

a baffle shielding the back opening; and

A sealing structure is filled and sealed in the side opening.

In the above waterproof casing, a groove is formed on the inner edge of the rear opening, and the shape of the groove corresponds to the shape of the edge of the baffle, and the baffle is inserted into the groove to cover the rear opening.

In the above waterproof casing, the sealing structure seals one side of the baffle.

In the above waterproof casing, the sealing structure is formed by solidifying a liquid glue.

In the above-mentioned waterproof case, the fluid glue material is silica gel or rubber.

In the above-mentioned waterproof casing, a waterproof ring is provided on the outer edge of the front opening.

In order to achieve the above purpose, the utility model provides a waterproof electrical connector module, which includes:

An insulating casing, the insulating casing is elongated, and the end faces of the two ends of the insulating casing are respectively a front opening and a rear opening arranged in alignment with each other, and a side opening is formed on the side of the insulating casing, and the the side opening communicates with the rear port;

An electrical connector is disposed inside the insulating housing, the electrical connector includes a plurality of terminals, and the plurality of terminals expose the side opening;

a baffle shielding the back opening; and

A sealing structure is filled and sealed in the side opening, and each of the terminals passes through the sealing structure.

The above waterproof electrical connector module, wherein the inner edge of the rear port is provided with a groove, the shape of the groove corresponds to the edge profile of the baffle, and the baffle is inserted into the groove to cover the rear port. mouth.

In the above waterproof electrical connector module, the sealing structure seals one side of the baffle.

In the above waterproof electrical connector module, the sealing structure is formed by curing a liquid glue.

In the above waterproof electrical connector module, the fluid glue material is silica gel or rubber.

The above-mentioned waterproof electrical connector module further includes a waterproof ring, and the waterproof ring is arranged on the outer edge of the front opening.

The above-mentioned waterproof electrical connector module further includes a fixing piece, the fixing piece is sleeved on the side of the insulating housing, a welding foot extends from the fixing piece, and the extending direction of the welding foot is in line with the extension direction of the plurality of terminals. The direction in which the side opening protrudes is the same.

In the above-mentioned waterproof electrical connector module, a button hole is defined on the fixing member, and a hook corresponding to the button hole is protruded from the side of the insulating housing.

In the above waterproof electrical connector module, a groove is formed on the side of the insulating housing, and the fixing member is embedded in the groove.

The above waterproof electrical connector module, wherein the side of the insulating housing is provided with a groove, and a hook is protruded in the groove, the fixing part is embedded in the groove, and the fixing part is provided with a corresponding buckle Connect to a button hole of the hook.

The above-mentioned waterproof electrical connector module, wherein the electrical connector includes an insulating seat, and a tongue plate extends from the insulating seat, and the tongue plate is arranged corresponding to the front opening, and the plurality of terminals are embedded in the insulating seat, each of the terminals Each includes a welding end exposing the side opening and an overlapping end protruding from the tongue plate, and the plurality of overlapping ends are arranged on two surfaces of the tongue plate.

In the waterproof electrical connector module of the utility model, the electrical connector can be inserted into the waterproof casing through the rear opening, and the terminals can be inserted into the side opening through the rear opening, and can be closed by the baffle plate and the sealing structure. The waterproof casing wraps the electrical connector inside.

The utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the utility model.

Description of drawings

Figure 1 is a three-dimensional exploded schematic diagram of a waterproof electrical connector module in a preferred embodiment of the present invention;

Fig. 2 is a three-dimensional schematic diagram of a waterproof electrical connector module in a preferred embodiment of the present invention;

Fig. 3 is another three-dimensional schematic diagram of the waterproof electrical connector module of the preferred embodiment of the utility model;

Fig. 4 is another three-dimensional schematic diagram of the waterproof electrical connector module of the preferred embodiment of the utility model;

Fig. 5 is a schematic diagram of another state of the waterproof electrical connector module of the preferred embodiment of the utility model;

Fig. 6 is a schematic diagram of setting another state of the waterproof electrical connector module of the preferred embodiment of the utility model;

Fig. 7 is a cross-sectional view of a waterproof electrical connector module in a preferred embodiment of the present invention;

Fig. 8 is a schematic diagram of a setting of a waterproof electrical connector module in a preferred embodiment of the present invention;

Fig. 9 is another schematic diagram of the arrangement of the waterproof electrical connector module of the preferred embodiment of the present invention.

Among them, reference signs

10 Waterproof case

20 Electronic devices

21 Shell

22 Perforation

23 circuit board

100 Insulation shell

101 front port

102 rear port

103 side opening

110 Groove

111 hook

200 Electrical Connectors

210 Insulation seat

211 tongue plate

220 metal shell

221 socket

222 Welding leg

230 Terminals

231 Welding end

232 Lap end

300 Baffle

301/302/303/304 side

400 Sealed structure

500 Waterproof ring

600 Fixing parts

610 Solder leg

620 Buttonholes

Detailed ways

Below in conjunction with accompanying drawing, structural principle and working principle of the present utility model are specifically described:

Referring to FIGS. 1 to 4 , a preferred embodiment of the present invention provides a waterproof electrical connector module, which includes a waterproof housing 10 , an electrical connector 200 , a waterproof ring 500 and a fixing member 600 . In this embodiment, the waterproof casing 10 includes an insulating shell 100 , a baffle 300 and a sealing structure 400 .

In this embodiment, the insulating case 100 is preferably made by plastic injection molding, and it is elongated cylindrical with a rectangular cross section. Two ends of the insulating housing 100 respectively form a front opening 101 and a rear opening 102 , and the front opening 101 and the rear opening 102 are aligned with each other. A side opening 103 is formed on a side surface of one end of the insulating housing 100 , and the side opening 103 communicates with the rear opening 102 . The inner edge of the rear opening is U-shaped, and its shape corresponds to the edge profile of the baffle plate 300. In this embodiment, a pair of oppositely arranged grooves are opened on a pair of sides of the inner edge of the rear opening 102. The groove 104, and the edge of the groove 401 is preferably barbed. A groove 110 is defined on a side of the insulating housing 100 , and a hook 111 protrudes inside the groove 110 .

The electrical connector 200 is accommodated in the insulating shell 100 , and includes an insulating seat 210 , a metal shell 220 and a plurality of terminals 230 . The insulating seat 210 preferably extends to form a tongue 211 , and the tongue 211 is plate-shaped. The metal shell 220 is cylindrical and has a rectangular cross-section. One end of the metal shell 220 is sleeved outside the insulating seat 210, and a pair of welding feet 222 extend from the end, and the pair of welding feet 222 protrudes from the side opening 103. . The other end of the metal shell 220 forms an insertion port 221, the tongue plate 211 is accommodated in this end, and the insertion port 221 preferably abuts against the inner edge of the front opening 101 of the insulating shell 100 so that the tongue plate 211 It is configured corresponding to the front port 101 , and the plug interface 221 is closely connected with the front port 101 . These terminals 230 are embedded in the insulating base 210, and each terminal 230 is made by bending a strip-shaped metal sheet, and its two ends are respectively a welding end 231 and an overlapping end 232, and the welding end 231 passes through the insulating base 210 and further extend to protrude from the side opening 103 ; Preferably, the extending direction of the soldering leg 222 is the same as the extending direction of the soldering end 231 of the terminal 230 protruding from the side opening 103 . However, the present invention does not limit the form and arrangement of the welding ends 231. For example, the welding ends 231 can also be arranged as shown in FIG. 5 and FIG. Preferably, the overlapping ends 232 are arranged on the two surfaces of the tongue plate 211, the overlapping ends 232 have the same arrangement on the two surfaces of the tongue plate 211, and the arrangement of the overlapping ends 232 conforms to USB3.1 C-type specification.

In this embodiment, the baffle 300 is preferably an insulating rectangular plate, and the shape formed by connecting the three sides 301/302/303 of the baffle edge corresponds to the U-shaped inner edge of the rear port 102 , and the shape of a pair of sides 301/302 among the three sides 301/302/303 corresponds to each groove 104 respectively. Accordingly, the baffle 300 can be inserted into the groove 104 to shield the rear opening 102 .

Referring to FIG. 3 and FIG. 7 , in this embodiment, the sealing structure 400 is formed by solidifying a fluid glue material, and the fluid glue material can preferably be silica gel or rubber, but the present invention is not limited thereto. The fluid glue is filled in the space enclosed by the inner edge of the side opening 103 and the remaining side edge 304 of the baffle 300 , thereby sealing the side opening 103 . Moreover, the root portion of the welding end 231 of each terminal 203 and the root portion of each welding leg 222 are covered by the liquid adhesive material. When the liquid adhesive material solidifies to form the sealing structure 400, the welding end 231 of each terminal 230 and each welding leg of the metal shell 220 222 respectively extend through the sealing structure 400 and protrude from the side opening 103 .

The electrical connector 200 can be inserted into the waterproof housing 100 through the rear opening 102 , and the terminals can be inserted into the side opening 103 through the rear opening 102 . Then, the rear opening 102 and the side opening 103 are closed by the baffle plate 300 and the sealing structure 400 so that the waterproof case 100 can be closed and the electrical connector 200 is covered in the waterproof case 100 .

Referring to FIG. 4 and FIG. 7 , the waterproof ring 500 is elastic, and its ring is set on the outer edge of the front opening 101 . In this embodiment, the waterproof ring 500 can be made of silica gel or rubber, but it is not limited thereto.

Referring to FIG. 8 , the waterproof electrical connector module of the present invention is generally installed in an electronic device 20 , and a circuit board 23 is disposed inside the electronic device 20 , and the casing 21 of the electronic device 20 is provided with a hole 22 . The socket 221 of the electrical connector 200 is configured correspondingly to the hole 22 for plugging; the welding ends 231 of the terminals 230 are respectively welded to the circuit board 23 to be electrically connected with the circuit board 23; the welding legs 222 of the metal shell 220 are respectively welded The circuit board 23 is fixedly connected with the electrical connector 200 to the circuit board 23 .

The waterproof ring 500 can abut against the inner edge of the hole 22 of the casing 21 of the electronic device 20 to prevent moisture from penetrating into the inner space of the electronic device 20 through the gap between the waterproof electrical connector module and the inner edge of the hole 22 . Furthermore, the waterproof electrical connector module of the present invention can be blocked between the electrical connector 200 and the internal space of the electronic device 20 by its sealing structure 400, so that external moisture cannot penetrate into the internal space of the electronic device 20 through the electrical connector 200 And the circuit board 23 is damaged.

Referring to FIG. 9 , in this embodiment, the fixing member 600 is formed by bending a long strip of metal sheet. within the slot 110. The fixing member 600 defines a buckle hole 620 corresponding to the hook 111 in the buckling groove 110 , so that the fixing member 600 is fixedly connected to the insulating housing 100 . A welding leg 610 extends from two ends of the fixing member 600 respectively, and the extending direction of each welding leg 610 is the same as the direction in which the welding end 231 of the terminal 230 protrudes from the side opening 103 of the insulating housing 100 . Each welding leg 610 of the fixing member 600 is respectively welded to the circuit board 23 to fix the waterproof case 10 to the circuit board 23 .

Of course, the utility model can also have other various embodiments, and those skilled in the art can make various corresponding changes and deformations according to the utility model without departing from the spirit and essence of the utility model, but These corresponding changes and deformations should all belong to the protection scope of the appended claims of the present utility model.

Claims (17)

1. A waterproof case for accommodating an electrical connector, characterized in that the waterproof case comprises: An insulating housing for accommodating the electrical connector, the insulating housing is elongated and the end faces of the two ends of the insulating housing are respectively a front opening and a rear opening arranged in alignment with each other, the insulating housing A side opening is formed on the side surface, and the side opening communicates with the rear port; a baffle shielding the back opening; and A sealing structure is filled and sealed in the side opening. 2. The waterproof casing according to claim 1, wherein a groove is formed on the inner edge of the rear opening, the shape of the groove corresponds to the shape of the edge of the baffle, and the baffle is inserted into the The groove shields the rear port. 3. The waterproof casing according to claim 1, wherein the sealing structure seals one side of the baffle. 4. The waterproof casing according to claim 1, wherein the sealing structure is formed by solidifying a liquid glue. 5 . The waterproof casing according to claim 4 , wherein the fluid glue material is silica gel or rubber. 6 . 6 . The waterproof casing according to claim 1 , wherein a waterproof ring is provided on the outer edge of the front opening. 7 . 7. A waterproof electrical connector module, characterized in that it comprises: An insulating casing, the insulating casing is elongated, and the end faces of the two ends of the insulating casing are respectively a front opening and a rear opening arranged in alignment with each other, and a side opening is formed on the side of the insulating casing, and the the side opening communicates with the rear port; An electrical connector is disposed inside the insulating housing, the electrical connector includes a plurality of terminals, and the plurality of terminals expose the side opening; a baffle shielding the back opening; and A sealing structure is filled and sealed in the side opening, and each of the terminals passes through the sealing structure. 8. The waterproof electrical connector module according to claim 7, wherein a groove is provided on the inner edge of the rear port, and the shape of the groove corresponds to the shape of the edge of the baffle, and the baffle is inserted into It is arranged in the groove to cover the rear opening. 9. The waterproof electrical connector module according to claim 7, wherein the sealing structure seals one side of the baffle. 10. The waterproof electrical connector module according to claim 7, wherein the sealing structure is formed by curing a liquid glue. 11. The waterproof electrical connector module according to claim 10, wherein the fluid adhesive material is silica gel or rubber. 12 . The waterproof electrical connector module according to claim 7 , further comprising a waterproof ring, the waterproof ring is disposed on the outer edge of the front opening. 13 . 13. The waterproof electrical connector module according to claim 7, further comprising a fixing piece, the fixing piece is sleeved on the side of the insulating housing, a welding foot extends from the fixing piece, and the welding foot The extending direction of the feet is the same as the extending direction of the plurality of terminals protruding from the side opening. 14 . The waterproof electrical connector module according to claim 13 , wherein a button hole is defined in the fixing member, and a hook corresponding to the button hole is protruded from the side of the insulating housing. 15 . 15. The waterproof electrical connector module according to claim 13, wherein a groove is formed on a side of the insulating housing, and the fixing member is embedded in the groove. 16. The waterproof electrical connector module according to claim 13, wherein a groove is formed on the side of the insulating housing, a hook is protruded inside the groove, and the fixing member is embedded in the groove Inside, and the fixing part is provided with a button hole correspondingly fastened to the hook. 17. The waterproof electrical connector module according to claim 7, characterized in that, the electrical connector comprises an insulating seat, and a tongue plate extends from the insulating seat, and the tongue plate is arranged corresponding to the front opening, and the plurality of The terminals are embedded in the insulating base, and each terminal includes a welding end exposed from the side opening and an overlapping end protruding from the tongue plate, and the overlapping ends are arranged on two surfaces of the tongue plate.