CN210897718U

CN210897718U - Micro USB plug

Info

Publication number: CN210897718U
Application number: CN201922213351.1U
Authority: CN
Inventors: 李峰
Original assignee: Qingfeng Technology Guangdong Co ltd
Current assignee: Qingfeng Technology Guangdong Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-06-30
Anticipated expiration: 2029-12-11

Abstract

The utility model relates to the technical field of electronic equipment, and discloses a Micro USB plug, which comprises a terminal component and a rear rubber base, wherein the terminal component is connected with the rear rubber base, and a first welding sheet groove, a second welding sheet groove, a third welding sheet groove, a fourth welding sheet groove and a fifth welding sheet groove are arranged on the rear rubber base; the terminal assembly comprises a first terminal, a second terminal, a third terminal, a fourth terminal and a fifth terminal, and the terminals are respectively welded in the corresponding welding sheet grooves in an adaptive mode. Through separately setting up a plurality of terminals, make every terminal can be processed the electroplating alone with different materials respectively, make each terminal when satisfying electrical properties, still have different corrosion resisting property, can effectual reduction in production cost.

Description

Micro USB plug

Technical Field

The utility model relates to an electronic equipment technical field indicates especially to provide a Micro USB plug.

Background

The Micro USB is a portable version of the USB 2.0 standard and is smaller than a Mini USB interface used by partial mobile phones, the Micro-USB is the next generation specification of the Mini-USB, and the Micro-USB plug supports OTG (over the air) and is 5 pins like the Mini-USB. The definition of the Micro family includes Micro-B family slots used by standard devices; a Micro-AB slot used by OTG equipment; Micro-A and Micro-B plugs, as well as cables.

The Micro USB plug can be used as a charging interface of the terminal equipment and can also be used as a data transmission interface. The MicroUSB plug has five terminals, each having a different function, defined from left to right as GND, ID, D +, D-and VBUS. The prior Micro USB plug terminal is generally characterized in that five terminals are cut out from a strip-shaped terminal material belt, so that the five terminals are connected into a whole, a rhodium ruthenium alloy plating layer is electroplated on the surface of each terminal, the rhodium ruthenium alloy plating layer has strong corrosion resistance, so that the terminals have strong corrosion resistance, but the cost is very high.

The inventors of the present application have noted that the electrical properties of the terminals are different from terminal to terminal, and therefore the requirements for the material and corrosion resistance of the terminals are different. At present, a certain terminal or a plurality of terminals cannot be electroplated independently in the rhodium ruthenium electroplating process, so that rhodium ruthenium alloy plating layers are electroplated on all five terminals, the terminals with low requirements on corrosion resistance are electroplated with rhodium ruthenium alloy plating layers with high cost, great waste is caused, and the production cost is increased.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a Micro USB plug through separately setting up a plurality of terminals, processes the electroplating alone respectively, makes each terminal when satisfying the electrical property, still has different corrosion resisting property, can effectual reduction in production cost.

The utility model provides a technical scheme as follows:

a Micro USB plug comprises a terminal component and a rear rubber base, wherein the terminal component is connected with the rear rubber base, and a first welding sheet groove, a second welding sheet groove, a third welding sheet groove, a fourth welding sheet groove and a fifth welding sheet groove are formed in the rear rubber base;

the terminal assembly comprises a first terminal, a second terminal, a third terminal, a fourth terminal and a fifth terminal, wherein a first soldering lug is arranged on one side of the first terminal close to the rear rubber base and is welded in the first soldering lug groove in an adaptive mode;

a second soldering lug is arranged on one side, close to the rear rubber base, of the second terminal, and the second soldering lug is welded in the second soldering lug groove in a matched mode;

a third soldering lug is arranged on one side, close to the rear rubber base, of the third terminal, and the third soldering lug is welded in the third soldering lug groove in a matching mode;

a fourth soldering lug is arranged on one side, close to the rear rubber base, of the fourth terminal, and the fourth soldering lug is welded in the fourth soldering lug groove in a matched mode;

and a fifth soldering lug is arranged on one side of the fifth terminal close to the rear rubber base and is welded in the fifth soldering lug groove in an adaptive mode.

Preferably, the first tab slot, the third tab slot, the fourth tab slot and the fifth tab slot are arranged side by side at one end of the rear glue seat far away from the terminal assembly, and the second tab slot is arranged at one end of the rear glue seat near to the terminal assembly.

Further preferably, the method further comprises the following steps: the terminal rubber base is used for fixing the terminal assembly, five terminal grooves are formed in the terminal rubber base side by side, and the first terminal, the second terminal, the third terminal, the fourth terminal and the fifth terminal are sequentially arranged in the five terminal grooves.

Further preferably, the method further comprises the following steps: the first elastic sheet and the second elastic sheet are arranged side by side, so that the terminal assembly is positioned between the first elastic sheet and the second elastic sheet, one ends of the first elastic sheet and the second elastic sheet are connected with the rear rubber base, and the other ends of the first elastic sheet and the second elastic sheet are arranged on the terminal rubber base.

Further preferably, a first elastic sheet welding groove and a second elastic sheet welding groove are respectively formed in two sides of the rear rubber base, and a first notch and a second notch are respectively formed in one ends, close to the rear rubber base, of the first elastic sheet and one end, close to the rear rubber base, of the second elastic sheet;

the upper groove wall of the first notch is clamped in the first elastic sheet welding groove, and the lower groove wall of the first notch is clamped on the bottom wall of the rear rubber seat;

the upper groove wall of the second notch is clamped in the second elastic sheet welding groove, and the lower groove wall of the second notch is clamped on the bottom wall of the rear rubber seat.

Further preferably, a first elastic sheet groove and a second elastic sheet groove are respectively formed in two sides of the terminal rubber base, the first elastic sheet is arranged and inserted in the first elastic sheet groove, and the second elastic sheet is arranged and inserted in the second elastic sheet groove.

Preferably, one end of the first elastic sheet, which is far away from the rear rubber seat, is provided with a first clamping hook which protrudes upwards;

and one end of the second elastic sheet far away from the rear rubber seat is provided with a second clamping hook which protrudes upwards.

Further preferably, the method further comprises the following steps: the cover is established metal casing on the base is glued to the terminal, metal casing is close to the one end of back gluey seat is equipped with the buckle, be equipped with on the back gluey seat with the boss of buckle adaptation, the base is glued to the terminal is close to the one end of back gluey seat is equipped with the cavity, the back gluey seat is close to the one end of terminal gluey seat passes the cavity makes the buckle with boss adaptation block makes this make metal casing, the base is glued to the terminal reaches the back gluey seat is fixed as an organic whole.

Further preferably, the metal shell is provided with a first square hole and a second square hole which are arranged side by side, when the buckle is clamped with the boss adapter, the first clamping hook is arranged in the first square hole in an adaptive mode, and the second clamping hook is arranged in the second square hole in an adaptive mode.

Preferably, the metal shell is provided with a first and a second stop piece at two sides of one end close to the rear rubber seat, and the terminal rubber seat is provided with a first and a second clamping groove at two sides of one end close to the rear rubber seat;

when the buckle is matched and clamped with the boss, the first blocking piece is matched and inserted into the first clamping groove, and the second blocking piece is matched and inserted into the second clamping groove.

Compared with the prior art, the utility model discloses a Micro USB plug beneficial effect lies in: the utility model discloses in, through separately setting up a plurality of terminals, make every terminal can be processed the electroplating alone with different materials respectively, make each terminal when satisfying the electrical property, still have different corrosion resisting property, can effectual reduction in production cost.

Drawings

The foregoing features, technical features, advantages and embodiments are further described in the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings.

FIG. 1 is a schematic structural diagram of a first view angle of a Micro USB plug in this embodiment;

FIG. 2 is a schematic structural diagram of another view angle of the Micro USB plug of the present embodiment;

FIG. 3 is an exploded view of a first perspective of the Micro USB plug of the present embodiment;

FIG. 4 is an exploded view of the Micro USB plug of the present embodiment from another perspective.

The reference numbers illustrate:

1. the rear rubber seat, 11, a first welding sheet groove, 13, a third welding sheet groove, 14, a fourth welding sheet groove, 15, a fifth welding sheet groove, 16, a first elastic sheet welding groove, 17, a second elastic sheet welding groove, 18, a boss, 2, a terminal assembly, 21, a first terminal, 211, a first welding sheet, 22, a second terminal, 221, a second welding sheet, 23, a third terminal, 231, a third welding sheet, 24, a fourth terminal, 241, a fourth welding sheet, 25, a fifth terminal, 251, a fifth welding sheet, 3, a terminal rubber seat, 31, a terminal groove, 32, a first elastic sheet groove, 33, a second elastic sheet groove, 34, a first clamping groove, 35, a second clamping groove, 4, a metal shell, 41, a buckle, 42, a first square hole, 43, a second square hole, 44, a first baffle, 45, a second elastic sheet, 511, 51, a first elastic sheet, a first clamping groove, a first notch, 512, a second clamping groove, 522, a second clamping hook, 521, a hook and a hook.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. However, it will be apparent to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In the embodiments shown in the drawings, the directions such as up, down, left, right, front, and rear are used to explain the structure and movement of various components of the present invention not absolutely but relatively. These illustrations are appropriate when these components are in the positions shown in the figures. If the description of the positions of these components changes, the indication of these directions changes accordingly.

In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.

In the present embodiment, as shown in fig. 1 to 4, the present embodiment provides a Micro USB plug, which includes a terminal assembly 2 and a rear rubber base 1, wherein the terminal assembly 2 is connected to the rear rubber base 1. Wherein, be equipped with first soldering lug groove 11, second soldering lug groove (not shown), third soldering lug groove 13, fourth soldering lug groove 14 and fifth soldering lug groove 15 on the back rubber base 1, first soldering lug groove 11, third soldering lug groove 13, fourth soldering lug groove 14 and fifth soldering lug groove 15 set up the rear end at back rubber base 1 side by side, and the second soldering lug groove sets up the front end at back rubber base 1.

The terminal assembly 2 includes a first terminal 21, a second terminal 22, a third terminal 23, a fourth terminal 24, and a fifth terminal 25. For example: the first terminal 21 is GND, the second terminal 22 is ID, the third terminal 23 is D +, the fourth terminal 24 is D ", and the fifth terminal 25 is VBUS. One side of the first terminal 21 close to the rear rubber base 1 is provided with a first soldering lug 211, and the first soldering lug 211 is welded in the first soldering lug groove 11 in an adaptive manner. One side of the second terminal 22 close to the rear rubber base 1 is provided with a second soldering lug 221, and the second soldering lug 221 is welded in the second soldering lug groove in a matching manner. A third soldering lug 231 is arranged on one side of the third terminal 23 close to the rear rubber base 1, and the third soldering lug 231 is welded in the third soldering lug groove 13 in an adaptive mode. A fourth soldering lug 241 is arranged on one side of the fourth terminal 24 close to the rear rubber base 1, and the fourth soldering lug 241 is welded in the fourth soldering lug groove 14 in an adaptive mode. A fifth soldering lug 251 is arranged on one side of the fifth terminal 25 close to the rear rubber base 1, and the fifth soldering lug 251 is welded in the fifth soldering lug groove 15 in a matching mode.

In this embodiment, through separately setting up a plurality of terminals alone, make every terminal can be processed the electroplating alone with different materials respectively, make each terminal when satisfying electrical properties, still have different corrosion resisting property, can effectual reduction in production cost.

Further, the Micro USB plug further includes: the terminal rubber base 3 is used for fixing the terminal assembly 2, five terminal grooves 31 are arranged on the terminal rubber base 3 side by side, and the first terminal 21, the second terminal 22, the third terminal 23, the fourth terminal 24 and the fifth terminal 25 are sequentially arranged in the five terminal grooves 31. The terminal rubber block 3 is made of an insulating material, and a certain distance is maintained between the five terminal grooves 31 without contacting each other. The terminal rubber seat 3 can be formed by injecting flowing plastic into an injection mold, filling the plastic into a gap in the injection mold, and taking down the injection mold after the plastic is cooled and solidified, so that the terminal rubber seat 3 can be formed.

Further, the Micro USB plug further includes: the first elastic piece 51 and the second elastic piece 52 are arranged side by side, so that the terminal assembly 2 is positioned between the first elastic piece 51 and the second elastic piece 52. The two sides of the rear rubber base 1 are respectively provided with a first elastic sheet welding groove 16 and a second elastic sheet welding groove 17, and the rear ends of the first elastic sheet 51 and the second elastic sheet 52 are respectively correspondingly provided with a first notch 511 and a second notch 521. The upper groove wall of the first notch 511 is clamped in the first elastic sheet welding groove 16, the lower groove wall of the first notch 511 is clamped on the bottom wall of the rear rubber base 1, and the first elastic sheet 51 is connected with the connecting part of the rear rubber base 1 through tin soldering. The upper groove wall of the second notch 521 is clamped in the second elastic sheet welding groove 17, the lower groove wall of the second notch 521 is clamped on the bottom wall of the rear rubber base 1, and the second elastic sheet 52 is connected with the connecting part of the rear rubber base 1 through tin soldering. The two sides of the terminal rubber base 3 are respectively provided with a first elastic sheet groove 32 and a second elastic sheet groove 33, the first elastic sheet 51 is arranged and inserted in the first elastic sheet groove 32, and the second elastic sheet 52 is arranged and inserted in the second elastic sheet groove 33. One end of the first elastic sheet 51, which is far away from the rear rubber base 1, is provided with a first hook 512 which protrudes upwards, and one end of the second elastic sheet 52, which is far away from the rear rubber base 1, is provided with a second hook 522 which protrudes upwards.

Further, the Micro USB plug further includes: the cover is established metal casing 4 on terminal rubber seat 3, and the one end that metal casing 4 is close to back rubber seat 1 is equipped with buckle 41, is equipped with the boss 18 with buckle 41 adaptation on the back rubber seat 1, and the one end that terminal rubber seat 3 is close to back rubber seat 1 is equipped with the cavity, and the cavity is passed to the front end of back rubber seat 1, makes buckle 41 and boss 18 adaptation block to this makes metal casing 4, terminal rubber seat 3 and back rubber seat 1 fixed as an organic whole.

The metal shell 4 is provided with a first square hole 42 and a second square hole 43 which are arranged side by side, when the buckle 41 is in adaptive engagement with the boss 18, the first hook 512 is arranged in the first square hole 42 in an adaptive manner, and the second hook 522 is arranged in the second square hole 43 in an adaptive manner. The two sides of one end of the metal shell 4 close to the rear rubber base 1 are respectively provided with a first retaining sheet 44 and a second retaining sheet 45, and the two sides of one end of the terminal rubber base 3 close to the rear rubber base 1 are respectively provided with a first clamping groove 34 and a second clamping groove 35. When the buckle 41 is engaged with the boss 18, the first blocking piece 44 is inserted into the first locking groove 34, and the second blocking piece 45 is inserted into the second locking groove 35.

The structure is simple and compact, the terminal rubber base 3, the rear rubber base 1 and the metal shell 4 are fixedly connected by utilizing the lug boss 18 and the buckle 41, the interference between the blocking piece and the clamping groove is utilized to further reinforce,

the internal connection structure of the Micro USB plug is more stable, and the situation that the connection stability is influenced by the displacement of the terminal due to the separation of the rear rubber base 1 and the terminal rubber base 3 in the plugging process is avoided; the clamping hook on the elastic sheet is favorable for the stable connection of the Micro USB plug and the socket, and the stability of data transmission and battery charging is guaranteed.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or recited in detail in a certain embodiment.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a Micro USB plug, includes terminal subassembly and back rubber base, the terminal subassembly with back rubber base is connected, its characterized in that:

a first welding sheet groove, a second welding sheet groove, a third welding sheet groove, a fourth welding sheet groove and a fifth welding sheet groove are formed in the rear rubber base;

2. A Micro USB plug according to claim 1, wherein: the first welding sheet groove, the third welding sheet groove, the fourth welding sheet groove and the fifth welding sheet groove are arranged at one end, far away from the terminal assembly, of the rear glue seat side by side, and the second welding sheet groove is arranged at one end, close to the terminal assembly, of the rear glue seat.

3. A Micro USB plug according to claim 2, further comprising: the terminal rubber base is used for fixing the terminal assembly, five terminal grooves are formed in the terminal rubber base side by side, and the first terminal, the second terminal, the third terminal, the fourth terminal and the fifth terminal are sequentially arranged in the five terminal grooves.

4. A Micro USB plug according to claim 3, further comprising: the first elastic sheet and the second elastic sheet are arranged side by side, so that the terminal assembly is positioned between the first elastic sheet and the second elastic sheet, one ends of the first elastic sheet and the second elastic sheet are connected with the rear rubber base, and the other ends of the first elastic sheet and the second elastic sheet are arranged on the terminal rubber base.

5. A Micro USB plug according to claim 4, wherein: a first elastic sheet welding groove and a second elastic sheet welding groove are respectively arranged on two sides of the rear rubber seat, and a first notch and a second notch are respectively arranged at one ends of the first elastic sheet and the second elastic sheet close to the rear rubber seat;

6. A Micro USB plug according to claim 5, wherein: the terminal rubber seat is characterized in that a first elastic sheet groove and a second elastic sheet groove are respectively formed in two sides of the terminal rubber seat, the first elastic sheet is arranged and inserted in the first elastic sheet groove, and the second elastic sheet is arranged and inserted in the second elastic sheet groove.

7. A Micro USB plug according to claim 6, wherein: one end of the first elastic sheet, which is far away from the rear rubber seat, is provided with a first clamping hook which protrudes upwards;

8. A Micro USB plug as in claim 7, further comprising: the cover is established metal casing on the base is glued to the terminal, metal casing is close to the one end of back gluey seat is equipped with the buckle, be equipped with on the back gluey seat with the boss of buckle adaptation, the base is glued to the terminal is close to the one end of back gluey seat is equipped with the cavity, the back gluey seat is close to the one end of terminal gluey seat passes the cavity makes the buckle with boss adaptation block makes this make metal casing, the base is glued to the terminal reaches the back gluey seat is fixed as an organic whole.

9. A Micro USB plug according to claim 8, wherein: the metal shell is provided with a first square hole and a second square hole which are arranged side by side, when the buckle is clamped with the boss adapter, the first clamping hook adapter is arranged in the first square hole, and the second clamping hook adapter is arranged in the second square hole.

10. A Micro USB plug according to claim 8, wherein: two sides of one end, close to the rear rubber seat, of the metal shell are respectively provided with a first retaining sheet and a second retaining sheet, and two sides of one end, close to the rear rubber seat, of the terminal rubber seat are respectively provided with a first clamping groove and a second clamping groove;