CN210224422U

CN210224422U - Waterproof type heavy current precision USB connector

Info

Publication number: CN210224422U
Application number: CN201921428569.2U
Authority: CN
Inventors: Zhibing He; 何志兵; Haijiang Teng; 滕海江
Original assignee: ZHENGDE CONNECTOR (DONGGUAN) Co Ltd
Current assignee: ZHENGDE CONNECTOR (DONGGUAN) Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-03-31
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a waterproof type accurate USB connector of heavy current, including connector body and the outer plastic body, be provided with on the connector body to socket and welding foot, the outer plastic body is integrated into one piece plastic structure, its cladding in the connector body outside, except to socket and welding foot on the connector body all cladding in outer plastic is internal. The utility model discloses accurate USB connector of waterproof type heavy current, its outside sets up an outer plastic body, and this outer plastic body adopts full plastic MD forming process that moulds plastics, and it lives the connector product except that the connector surface part outside its oral area frame mouth and the welding foot is whole with plastic parcel, and this kind of accurate USB connector of waterproof type heavy current can reach waterproof IPX 7's requirement through the outer plastic body that sets up.

Description

Waterproof type heavy current precision USB connector

Technical Field

The utility model relates to a technical field is made to the precision connector, concretely relates to waterproof type accurate USB connector of heavy current.

Background

The USB 2.0 AF DIP 90 degree 5P large current waterproof connector is an interface used in the field of computers and chargers, can be charged quickly, can also be used for data connection and transmission, has the transmission speed of 480Mbps, and has 5000 times of plugging and unplugging life.

The USB 2.0 AF DIP 90-degree 5P large-current waterproof connector is mainly used for computers and chargers, but the USB 2.0 AF 5P connector in the existing market does not have a waterproof function and cannot meet the requirements under the special use condition with waterproof requirements.

In the prior art, a chinese utility model with a patent number of 201720551856.7 discloses a dustproof and waterproof USB female socket, which comprises an insulating body covered with a plastic terminal, and a metal shell and a waterproof rubber shell which are sequentially sleeved on the insulating body, wherein both ends of the metal shell are open, one end of the rubber shell is open, and a leg assembly is covered and molded in one side wall of the rubber shell; the both ends of metal-back shell and glue and set up stopping structure and limited structure between the shell respectively, the one end of metal-back shell sets up the dog, the other end of metal-back shell is provided with the stopping piece, the open end of gluing the shell is provided with the round annular, the dog sets up and constitutes limited structure in the annular, glue the shell and set up the stopping groove with the other end that the open end is relative, the stopping piece supports and constitutes the stopping structure in the stopping groove.

According to the dustproof and waterproof USB female socket, the insulating main body, the metal shell and the rubber shell are stably connected together through the retaining structure and the limiting structure between the metal shell and the rubber shell and the clamping and riveting of the metal shell and the insulating main body, so that the waterproof and dustproof performance and the stability of the internal structure are improved; the support leg assembly is used for conveniently installing and connecting the female base connector with the electronic equipment and improving the connection stability of the female base and the electronic equipment; but it still has certain defect, and its rubber shell that is used for waterproof only overlaps outside the female seat of USB, and it can only realize waterproof function of certain degree, can not provide effectual protection for the female seat of USB.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof type accurate USB connector of heavy current to solve above-mentioned problem. The utility model discloses a set up an outer plastic body in the outside, this outer plastic body adopts full plastic MD forming process that moulds plastics, and it wraps up the connector product except that connector surface part outside its oral area frame mouth and the welding foot is whole with the plastic, and this kind of waterproof type heavy current accurate USB connector can reach waterproof IPX 7's requirement through the outer plastic body that sets up.

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

the utility model provides a waterproof type accurate USB connector of heavy current, includes connector body and outer plastic body, be provided with on the connector body to socket and welding foot, outer plastic body is integrated into one piece plastic structure, its cladding in the connector body outside, except all cladding in to socket and welding foot on the connector body outer plastic is internal.

Through set up a plastic injection molding's outer plastic body outside the connector body, wrap up the connector surface part of connector product except its oral area frame mouth and welding foot is whole with the plastic to realize the waterproof function of the accurate USB connector of heavy current, the waterproof effect of this kind of waterproof accurate USB connector of heavy current is good, and mechanical and electrical properties of this connector product are good when easily processing production.

As a further improvement, the connector body includes connecting terminal group, plastic main part, to interface shell and metal shielding shell, connecting terminal group set up in the plastic main part, the built-in plastic main part that has connecting terminal group is followed the rear side of interfacing shell inserts in the interfacing shell, the interfacing shell that has the plastic main part of pegging graft is followed the rear side of metal shielding shell inserts in the metal shielding shell, to the cavity in the interfacing shell of socket for inserting the metal shielding shell. The connector body comprises a connecting terminal group, a plastic main body, a butt joint port shell and a metal shielding shell, and the basic functions of the connector are realized by fixedly combining the parts of the connector body through the mutual connection of the parts.

As a further improvement of the present invention, the connection terminal group includes one or more connection terminals.

As a further improvement, be provided with in the plastic main part and be used for connecting terminal fixed cavity of pegging graft, it includes connecting portion and butt joint portion, butt joint portion sets up in one side of connecting portion, be provided with bilateral symmetry's first protruding piece on the up end of connecting portion, to the rear end face of interface shell with the shape phase-match of first protruding piece. Through the mutual cooperation of the first protruding block arranged on the plastic main body and the end face of the rear side of the interface shell, the plastic main body and the interface shell are mutually matched so as to be positioned on the same plane.

As a further improvement, the up end of first protruding piece still is provided with the protruding piece of second, the up end rear side of metallic shield shell be provided with the first through-hole of the protruding piece assorted of second. Through set up the protruding piece of second in the plastic main part and set up the joint of mutually supporting of the first through-hole on the metal shielding shell fixed, can effectively fix being connected between plastic main part and the metal shielding shell.

As a further improvement, the first protruding block is provided with a third protruding block extending towards the inner side of the plastic body, and a first groove matched with the third protruding block is arranged on the rear end face of the interface shell. Still be provided with the third protruding piece on first protruding piece, through the mutual matching between the first recess that sets up on the third protruding piece that sets up and the interface housing, can effectively fix plastic main part and interface housing.

As a further improvement, the metal shielding shell is well logical type structure, is provided with a plurality of pins on its lower terminal surface, the metal shielding shell is the integrated into one piece structure with the pin, the pin is followed the length direction downwardly extending of metal shielding shell, the welding foot includes connecting terminal's lower extreme and sets up the metal pin on the metal shielding shell.

As a further improvement, the interface shell is a through structure, and all is provided with a through groove on each end face, it is provided with the bellied shell fragment of the inside direction of interface shell to lead to the groove.

As a further improvement of the utility model, a through groove is arranged on each of the left and right end faces of the interface shell, the through groove is arranged at the center of each of the left and right end faces of the interface shell, and an upward convex elastic sheet is arranged on each of the through grooves; the upper end face and the lower end face of the interface shell are both provided with two through grooves, the through grooves are bilaterally symmetrical with the center of the end face of the interface shell, and the through grooves are both provided with an upward convex elastic sheet.

As a further improvement of the present invention, the metal shielding shell is provided with a first protruding portion, and the first protruding portion is a protruding block which is arranged on the upper end surface of the metal shielding shell and protrudes outwards; the left end surface and the right end surface of the metal shielding shell are respectively provided with a second lug boss protruding outwards, and the second lug bosses are matched with the positions of the through grooves and the elastic pieces on the left end surface and the right end surface of the butt joint interface shell; and the lower end surface of the metal shielding shell is provided with a third bulge which is matched with the upper through groove of the lower end surface of the interface shell and protrudes outwards.

The utility model has the advantages that:

1. the utility model discloses accurate USB connector of waterproof type heavy current, its outside sets up an outer plastic body, and this outer plastic body adopts full plastic MD forming process that moulds plastics, and it lives the connector product except that the connector surface part outside its oral area frame mouth and the welding foot is whole with plastic parcel, and this kind of accurate USB connector of waterproof type heavy current can reach waterproof IPX 7's requirement through the outer plastic body that sets up.

2. The utility model discloses waterproof type heavy current accurate USB connector, water-proof effects is good, easily processing production, and the machinery and the electrical property of this connector product are good simultaneously.

To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a perspective view of the waterproof high-current precision USB connector of the present invention;

fig. 2 is a front view of the waterproof high-current precision USB connector of the present invention;

fig. 3 is a schematic structural diagram of a connection terminal set in the connector of the present invention;

fig. 4 is a schematic structural view of a plastic body in the connector of the present invention;

fig. 5 is a schematic structural view of the socket housing in the connector of the present invention;

fig. 6 is a schematic structural diagram of a metal shielding shell in the connector of the present invention;

in the drawings: 1. an outer plastic body; 2. an opposite socket; 3. welding a pin; 4. connecting a terminal group; 5. a plastic body; 51. a connecting portion; 52. a docking portion; 53. a first raised block; 54. a second raised block; 55. a third bump; 6. a docking port housing; 61. a first groove; 62. a through groove; 63. a spring plate; 7. a metal shield case; 71. a first through hole; 72. a pin; 73. a first boss portion; 74. a second boss portion; 75. and a third boss.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the drawings, the waterproof large-current precise USB connector provided by the embodiment comprises a connector body and an outer plastic body 1, wherein a socket 2 and a welding pin 3 are arranged on the connector body, the outer plastic body 1 is of an integrally formed plastic structure and is coated outside the connector body, and the connector body is coated with the socket 2 and the welding pin 3.

Through set up a plastic injection molding's outer plastic body outside the connector body, wrap up the connector surface part of connector product except its oral area frame mouth and welding foot 3 all with the plastic to realize the waterproof function of the accurate USB connector of heavy current, this kind of waterproof accurate USB connector of heavy current's water-proof effects is good, and the mechanical and electrical properties of this connector product are good when easily processing production.

The accurate USB connector of waterproof type heavy current in this embodiment, the connector body includes connecting terminal group 4, plastic main part 5, to interface shell 6 and metal shielding shell 7, connecting terminal group 4 set up in the plastic main part 5, the plastic main part 5 that embeds there is connecting terminal group 4 is followed the rear side of interfacing shell 6 is inserted in to the interface shell 6 in, the interfacing shell 6 that has plastic main part 5 of pegging graft is followed the rear side of metal shielding shell 7 is inserted in the metal shielding shell 7, be the cavity in the interfacing shell 6 of the pair of inserting of metal shielding shell 7 to socket 2. The connector body comprises a connecting terminal group 4, a plastic main body 5, a butt joint port shell 6 and a metal shielding shell 7, and the basic functions of the connector are realized by mutually connecting and fixedly combining the components of each part to form the connector body.

In the waterproof high-current precision USB connector in this embodiment, the connection terminal group 4 includes one or more connection terminals.

In the precise USB connector with waterproof large current in this embodiment, the plastic main body 5 is provided with a cavity for connecting terminals to be inserted and fixed, and the cavity includes a connecting portion 51 and a docking portion 52, the docking portion 51 is disposed on one side of the connecting portion 52, the upper end surface of the connecting portion 52 is provided with first protruding blocks 53 which are bilaterally symmetrical, and the rear end surface of the docking port housing 6 is matched with the shapes of the first protruding blocks 53. The first protruding block 53 on the plastic body 5 is matched with the rear end face of the interface housing 6, so that the plastic body 5 and the interface housing 6 are connected and matched with each other to be positioned on the same plane.

In the waterproof large-current precise USB connector in this embodiment, the upper end surface of the first protruding block 53 is further provided with a second protruding block 54, and the rear side of the upper end surface of the metal shielding shell 7 is provided with a first through hole 71 matched with the second protruding block 54. Through set up second protruding piece 54 on plastic main part 5 and set up mutually supporting the joint fixed of first through-hole 71 on metallic shield shell 7, can effectively fix being connected between plastic main part 5 and the metallic shield shell 7.

In the waterproof large-current precise USB connector in this embodiment, the first protruding block 53 is further provided with a third protruding block 55 extending toward the inner side of the plastic main body 5, and the rear end surface of the mating port housing 6 is provided with a first groove 61 matching with the third protruding block 55. Still be provided with third protruding piece 55 on first protruding piece 53, through the mutual matching between the third protruding piece 55 that sets up and the first recess 61 that sets up on the interface housing 6, can effectively fix plastic main part 5 and interface housing 6.

Accurate USB connector of waterproof type heavy current in this embodiment, metal shield shell 7 is well expert type structure, is provided with a plurality of pins 72 on its lower terminal surface, metal shield shell 7 and pin 72 are integrated into one piece structure, pin 72 is followed the length direction downwardly extending of metal shield shell 7, welding foot 3 includes the lower extreme of connecting terminal and sets up the metal pin 72 on metal shield shell 7.

In the waterproof large-current precise USB connector in this embodiment, the docking port housing 6 is a through structure, through grooves 62 are formed in each end surface of the docking port housing, and elastic pieces 63 protruding toward the inside of the docking port housing 6 are arranged on the through grooves 62.

In the waterproof large-current precise USB connector in this embodiment, the left and right end surfaces of the docking port housing 6 are both provided with a through groove 62, the through grooves 62 are disposed at the center of the left and right end surfaces of the docking port housing 6, and each of the through grooves 62 is provided with an upward protruding elastic sheet 63; two through grooves 62 are formed in the upper end face and the lower end face of the interface shell 6, the through grooves 62 are bilaterally symmetrical about the center of the end face of the interface shell 6, and an elastic sheet 63 protruding upwards is arranged on each through groove 62.

In the waterproof large-current precise USB connector in this embodiment, the metal shielding shell 7 is provided with a first protruding portion 73, and the first protruding portion 73 is a protruding block which is arranged on the upper end surface of the metal shielding shell 7 and protrudes outward; the left end face and the right end face of the metal shielding shell 7 are both provided with second protruding parts 74 protruding outwards, and the positions of the second protruding parts 74, the through grooves 62 on the left end face and the right end face of the interface shell 6 and the elastic pieces 63 are matched; the lower end face of the metal shielding shell 7 is provided with a third protruding part 75 which is matched with the upper through groove 62 and the elastic sheet 63 on the lower end face of the interface shell 6 and protrudes outwards.

The waterproof large-current precise USB connector in the embodiment is mainly designed in the following way:

1. in the waterproof large-current precise USB connector in this embodiment, an outer plastic body is disposed on an outer side of the connector, the outer plastic body is formed by a full plastic injection molding MD molding process, and a surface portion of the connector except for an opening frame and a welding pin of the connector is completely wrapped by plastic, and the waterproof large-current precise USB connector can meet the requirement of waterproof IPX7 through the disposed outer plastic body.

2. The waterproof large-current precise USB connector in the embodiment has a good waterproof effect, is easy to process and produce, and meanwhile, the connector product has good mechanical and electrical properties.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. The invention is not limited to the embodiments described herein, but is capable of other embodiments with obvious modifications and variations, including those shown in the drawings and described herein. Therefore, the equivalent changes made according to the shape, structure and principle of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a waterproof type accurate USB connector of heavy current which characterized in that, includes connector body and outer plastic body, be provided with on the connector body to socket and welding foot, outer plastic body is integrated into one piece plastic structure, its cladding in the connector body outside, except to socket and welding foot on the connector body all cladding in outer plastic is internal.

2. The waterproof large-current precise USB connector according to claim 1, wherein the connector body includes a connection terminal set, a plastic main body, a docking port housing, and a metal shielding shell, the connection terminal set is disposed in the plastic main body, the plastic main body with the connection terminal set built therein is inserted into the docking port housing from a rear side of the docking port housing, the docking port housing with the plastic main body inserted therein is inserted into the metal shielding shell from a rear side of the metal shielding shell, and the docking port is a cavity inserted into the docking port housing of the metal shielding shell.

3. The waterproof high-current precision USB connector according to claim 2, wherein the set of connection terminals comprises one or more connection terminals.

4. The waterproof large-current precise USB connector according to claim 2, wherein the plastic body is provided with a cavity for inserting and fixing a connecting terminal, the cavity comprises a connecting portion and a butting portion, the butting portion is arranged on one side of the connecting portion, first protruding blocks which are bilaterally symmetrical are arranged on the upper end face of the connecting portion, and the rear end face of the butting housing matches with the shape of the first protruding blocks.

5. The waterproof large-current precise USB connector according to claim 4, wherein a second protrusion is further disposed on the upper end surface of the first protrusion, and a first through hole matched with the second protrusion is disposed on the rear side of the upper end surface of the metal shielding shell.

6. The waterproof large-current precise USB connector according to claim 4, wherein the first protrusion block is further provided with a third protrusion block extending toward the inner side of the plastic body, and a first groove matching with the third protrusion block is provided on the rear end surface of the interface housing.

7. The waterproof large-current precise USB connector according to claim 2, wherein the metal shielding shell is of a through structure, a plurality of pins are arranged on a lower end face of the metal shielding shell, the metal shielding shell and the pins are of an integrally formed structure, the pins extend downwards along a length direction of the metal shielding shell, and the welding pins include lower ends of the connecting terminals and the metal pins arranged on the metal shielding shell.

8. The waterproof large-current precise USB connector according to claim 7, wherein the metal shielding shell is provided with a first protrusion, and the first protrusion is an outward protruding bump arranged on the upper end surface of the metal shielding shell; the left end surface and the right end surface of the metal shielding shell are respectively provided with a second lug boss protruding outwards, and the second lug bosses are matched with the positions of the through grooves and the elastic pieces on the left end surface and the right end surface of the butt joint interface shell; and the lower end surface of the metal shielding shell is provided with a third bulge which is matched with the upper through groove of the lower end surface of the interface shell and protrudes outwards.

9. The waterproof large-current precise USB connector according to claim 2, wherein the docking port housing is of a through structure, a through groove is formed in each end face of the docking port housing, and a spring plate protruding towards the inside of the docking port housing is arranged on the through groove.

10. The waterproof large-current precise USB connector according to claim 9, wherein a through groove is formed in each of the left and right end faces of the docking port housing, the through groove is formed in the center of each of the left and right end faces of the docking port housing, and an upward protruding elastic piece is arranged on each of the through grooves; the upper end face and the lower end face of the interface shell are both provided with two through grooves, the through grooves are bilaterally symmetrical with the center of the end face of the interface shell, and the through grooves are both provided with an upward convex elastic sheet.