CN201725893U - Waterproof Universal Serial Bus Connector - Google Patents

Abstract

The utility model discloses a waterproof type universal serial bus connector. The waterproof universal serial bus connector comprises an insulating body, a plurality of conductive terminals, an inner shell arranged on the insulating body and an outer shell covered on the inner shell; the insulating body is provided with a base body, the front end of the base body transversely protrudes and extends with a tongue body part, and the tongue body part is provided with a plurality of terminal grooves extending to the base body; the conductive terminals are respectively accommodated in the terminal grooves; the bottom surface of the inner shell is concavely provided with a plurality of accommodating holes; the outer shell comprises an upper shell and a lower shell, the lower shell is provided with a base plate portion, a plurality of accommodating grooves are concavely formed in the base plate portion, the lower shell is buckled on the inner shell, and the accommodating grooves are formed in the lower portion of the accommodating hole of the inner shell. The utility model discloses waterproof type universal serial bus connector seals the holding hole through the shell to reach waterproof requirement.

Description

Waterproof Universal Serial Bus Connector

technical field

The utility model relates to a connector, in particular to a waterproof universal serial bus connector.

Background technique

Please refer to FIG. 5 , a current universal serial bus (Universal Serial BUS, USB) connector 80 includes an insulating body 81, a plurality of conductive terminals 82 and a shell 83. The conductive terminal 82 is inserted and fixed on the insulating body 81, and the shell 83 is covered on the insulating body 81. The bottom surface of the shell 83 is concavely provided with two accommodating holes 831, between the USB connector 80 and the docking connector (Fig. (not shown) during docking, the accommodating hole 831 is used to hold and accommodate the elastic sheet of the docking connector.

The above-mentioned USB connector 80 cannot seal the receiving hole 831 of the housing 83 , so the waterproof performance is poor, and moisture can easily seep into the inside of the USB connector 80 , thereby causing a short circuit and affecting the quality of the transmitted signal.

Utility model content

The purpose of the utility model is to provide a waterproof universal serial bus connector which can improve the waterproof performance.

In order to achieve the above object, the waterproof universal serial bus connector provided by the utility model includes an insulating body, a plurality of conductive terminals, an inner shell installed on the insulating body and an outer shell arranged on the inner shell; the insulating body It has a base body, and a tongue protrudes laterally from the front end of the base body, and a number of terminal grooves extending to the base body are opened on the tongue body; the conductive terminals are respectively accommodated in the terminal grooves; the bottom surface of the inner shell is concavely provided with a number of receiving holes; the outer shell It includes an upper shell and a lower shell. The lower shell has a base plate, and the base plate is recessed with a number of accommodation grooves. The lower shell is fastened to the inner shell.

As mentioned above, the waterproof USB connector of the present invention seals the accommodating hole of the inner shell through the outer shell, so as to meet the waterproof requirement and ensure the quality of the signal transmitted by the waterproof USB connector.

As a further improvement, the upper shell has a base plate, and a connecting plate is zigzagly extended at both ends of the base plate, and a clamping hole is opened on the connecting plate; a clamping plate extends upwards at both ends of the base plate of the lower shell, and the outside of the clamping plate A clamping part is provided, the clamping plate is clamped in the clamping hole, and the clamping part is clamped on the end surface of the connecting plate.

A clamping plate extends from the rear end of the substrate, and the clamping plate is clamped on the end surface of the insulating body.

A clamping groove is recessed on the end surface of the base body, and the inner shell is clamped and fixed in the clamping groove.

Description of drawings

Fig. 1 is the perspective view of the utility model waterproof universal serial bus connector;

Fig. 2 is a three-dimensional exploded view of the waterproof universal serial bus connector shown in Fig. 1;

Fig. 3 is a perspective view of the upper shell of the waterproof universal serial bus connector shown in Fig. 2;

Fig. 4 is a perspective view from another angle of the waterproof universal serial bus connector shown in Fig. 1;

FIG. 5 is a perspective view of a conventional USB connector.

The reference signs in the figure are explained as follows:

Waterproof Universal Serial Bus Connector 1

Insulation Body 10 Substrate 11

Tongue body 12 Terminal slot 13

Holder slot 14 Conductive terminal 20

Inner shell 30 Accommodating hole 31

Shell 40 Upper shell 41

Substrate 411 Connection plate 412

Hold hole 4121 Hold plate 413

Ground Arm 414 Lower Shell 42

Substrate part 421 Clamping plate 422

Clamping part 4221 Accommodating slot 423

Sealing ring 50

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to FIG. 1 and FIG. 2 , the waterproof USB connector 1 of the present invention includes an insulating body 10 , a plurality of conductive terminals 20 , an inner shell 30 , an outer shell 40 and a sealing ring 50 .

Please refer to FIG. 2 , the insulating body 10 has a base body 11 with a rectangular parallelepiped structure. A plate-shaped tongue portion 12 protrudes laterally from the front end of the base body 11 . The tongue portion 12 is provided with a number of terminal grooves extending to the base body 11. 13. An annular retaining groove 14 is recessed on the front surface of the base body 11 .

Please refer to FIG. 1 and FIG. 2 , the conductive terminals 20 are respectively inserted into the corresponding terminal grooves 13 .

The inner shell 30 is in the shape of a rectangular cylinder, and the bottom surface of the inner shell 30 is recessed with two receiving holes 31 . The inner shell 30 is installed and fixed in the holding groove 14 of the insulating body 10 . When the USB connector 1 is docked with the docking connector (not shown in the figure), the accommodating hole 31 is used to hold and accommodate the elastic piece of the docking connector.

Please refer to FIG. 2 and FIG. 3 , the outer shell 40 is matched with the inner shell 30 and includes an upper shell 41 and a lower shell 42. The upper shell 41 has a base plate 411, and two ends of the base plate 411 meander and extend a connecting plate 412 respectively. A clamping hole 4121 is defined on the connecting plate 412 ; a clamping plate 413 extends from the rear end of the base plate 411 , and two grounding arms 414 are bent and extended downwards protruding from the end of the clamping plate 413 . The lower shell 42 has a base plate 421 , and the left and right ends of the base plate 421 respectively extend upwards with a fastening plate 422 . The outside of the fastening plate 422 is provided with a fastening portion 4221 . The base plate 421 is concavely provided with two accommodating grooves 423 .

Please refer to Fig. 1 and Fig. 4, when the universal waterproof serial bus connector 1 is assembled, the outer shell 40 is covered on the inner shell 30, the lower shell 42 is buckled on the inner shell 30 from below, and the lower shell 42 The accommodating groove 423 of the inner shell 30 is arranged below the accommodating hole 31, and then the lower shell 42 closes the accommodating hole 31, and then the upper shell 41 is buckled on the inner shell 30 from above, and the clamping plate of the lower shell 42 422 is clamped in the clamping hole 4121 of the upper shell 41, and the clamping portion 4221 of the clamping plate 422 is clamped on the end surface of the connecting plate 412, and then the upper shell 41 and the lower shell 42 are fixed together by spot welding. The clamping plate 413 of the upper case 41 is clamped on the rear surface of the insulating body 10 , and the grounding arm 414 is soldered to a printed circuit board (not shown) to achieve a shielding function against electromagnetic interference. Finally, the sealing ring 50 is installed on the outer front end of the inner casing 30 .

As mentioned above, the waterproof universal serial bus connector 1 of the present utility model seals the accommodating hole 31 of the inner shell 30 through the outer shell 40, so as to meet the requirement of waterproofing, so as to ensure the quality of the signal transmitted by the waterproof universal serial bus connector .

Claims (4)

1. A waterproof universal serial bus connector, comprising an insulating body, a plurality of conductive terminals and an inner shell installed on the insulating body, the insulating body has a base, the front end of the base protrudes laterally and has a tongue body, the tongue The body is provided with a number of terminal grooves extending to the base body, the conductive terminals are respectively accommodated in the terminal grooves, and a number of accommodating holes are recessed on the bottom surface of the inner shell; the feature is that the waterproof universal serial bus connector also includes an outer shell , the outer shell is set on the inner shell, the outer shell includes an upper shell and a lower shell, the lower shell has a base plate part, and a number of accommodating grooves are recessed on the base plate part, the lower shell is buckled on the inner shell, and the accommodating grooves are arranged on Below the accommodating hole of the inner shell. 2. The waterproof universal serial bus connector according to claim 1, characterized in that: the upper case has a base plate, two ends of the base plate are respectively extended with a connecting plate in a zigzag manner, and a holding hole is opened on the connecting plate; Two ends of the base plate of the lower shell respectively extend upwards with a clamping plate, the clamping plate is provided with a clamping portion outside, the clamping plate is clamped in the clamping hole, and the clamping portion is clamped on the end surface of the connecting plate. 3. The waterproof USB connector according to claim 2, wherein a clamping plate is extended from the rear end of the substrate, and the clamping plate is clamped on the end surface of the insulating body. 4. The USB connector as claimed in claim 1, wherein a locking groove is recessed on the end surface of the base body, and the inner shell is locked and fixed in the locking groove.

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