CN211182584U

CN211182584U - USB female socket connector

Info

Publication number: CN211182584U
Application number: CN201921694946.7U
Authority: CN
Inventors: 杨藩; 蔡金铨
Original assignee: Dongguan Xianhe Electronic Technology Co ltd
Current assignee: Dongguan Xianhe Electronic Technology Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-08-04
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses a USB female socket connector, which comprises a bracket inserted with a terminal and a rear plug inserted in the bracket; the lower end face of the support comprises a front end and a rear end provided with a first salient point, and the rear plug is inserted upwards from the front end so that the lower end face of the rear plug is attached to the front end. Compare in prior art, when this USB female connector and the golden finger portion of client circuit board assembled, the front end contact of golden finger portion and USB female connector, and the front end does not set up the bump, and then client circuit board laminating in the front end during product soldering tin can not cause the high mismatching in center of product center height and casing because of bump and golden finger portion overlap to guarantee the quality and the installation effectiveness of product.

Description

USB female socket connector

Technical Field

The utility model relates to a digital electronics field especially relates to a USB female connector.

Background

The chinese language of Universal Serial Bus (USB) is simply called "Universal Serial Bus", which is an external Bus standard used to standardize the connection and communication between computers and external devices. The USB interface supports plug and play and hot plug functionality of devices, such as the standard USB female connector shown in fig. 1.

Referring to fig. 1 and 5, the occupied space area of the bumps 02 at the lower plate of the existing standard USB socket connector in the current market is large, when the occupied area of the golden finger part 01 of the client circuit board 03 is large, the bumps 02 of the product can be overlapped with the golden finger part 01, the product can be jacked up during soldering, and then the center height of the product, which is higher than the center height of the shell, is not matched.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a USB female socket connector can avoid USB female socket connector's lower terminal surface and the golden finger portion of customer end circuit board to overlap and influence product equipment effect to improve the quality of product.

In order to achieve the above purpose, the utility model provides a USB female connector, which comprises a bracket inserted with a terminal and a rear plug inserted in the bracket; the lower end face of the support comprises a front end and a rear end provided with a first salient point, and the rear plug is inserted upwards from the front end so that the lower end face of the rear plug is attached to the front end.

Preferably, the two ends of the lower end surface of the rear plug are respectively provided with a rear plug buckle, the two ends of the front end are respectively provided with a bracket buckle, and all the rear plug buckles and all the bracket buckles are buckled in a one-to-one correspondence manner to form a plurality of second salient points; all the second salient points and the gold finger parts of the client circuit board are distributed at intervals.

Preferably, the distance between two adjacent second salient points along the length direction of the rear plug is not less than the diameter of the gold finger part.

Preferably, the golden finger part comprises first golden finger parts arranged at two ends of the client circuit board in the width direction and a plurality of second golden finger parts arranged between the two first golden finger parts; the second salient point is arranged between the first golden finger part and the second golden finger part, and the width of the second salient point is not larger than the distance between the adjacent first golden finger part and the second golden finger part.

Preferably, the thickness of any first salient point relative to the lower end face of the bracket is equal to the thickness of any second salient point relative to the lower end face of the bracket.

Preferably, all of the first salient points and all of the second salient points are distributed around the lower end face of the bracket.

Preferably, the first salient point comprises two or more first salient points which are arranged at the rear end side by side.

Preferably, the number of the first bumps is three, and the three first bumps are arranged at equal intervals.

Preferably, the bracket is specifically a double-layer plastic bracket; the terminal comprises an upper terminal and a lower terminal which are inserted into the double-layer plastic support in parallel.

Compared with the prior art, the utility model provides a USB female connector includes the support and follows terminal surface male back stopper under the support, the support internal fixation has the terminal, and the lower terminal surface of support includes the front end and is equipped with the rear end of first bump, and the back stopper upwards inserts the lower terminal surface laminating of stopper in the front end after to from the front end.

The USB female connector is only provided with a first bump at the rear end. Compared with the prior art, when the USB female connector is assembled with the golden finger part of the client circuit board, the client circuit board is in contact with the front end of the USB female connector, and the front end is not provided with the salient points, so that the mismatching of the center height of the product and the center height of the shell due to the overlapping of the salient points and the golden finger part when the client circuit board is attached to the front end during the soldering of the product is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a standard USB female connector provided in the prior art;

fig. 2 is a schematic structural diagram of a USB socket connector according to an embodiment of the present invention;

fig. 3 is a partial schematic view of a USB female connector according to an embodiment of the present invention;

fig. 4 is an assembly diagram of a bracket and a rear plug of the USB socket connector according to an embodiment of the present invention;

fig. 5 is an assembly diagram of the USB socket connector and the client circuit board according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a client side circuit board;

the mobile phone comprises a base, a front end, a back end, a front.

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.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 6, fig. 1 is a schematic structural diagram of a standard USB socket connector provided in the prior art; fig. 2 is a schematic structural diagram of a USB socket connector according to an embodiment of the present invention; fig. 3 is a partial schematic view of a USB female connector according to an embodiment of the present invention; fig. 4 is an assembly diagram of a bracket and a rear plug of the USB socket connector according to an embodiment of the present invention; fig. 5 is an assembly diagram of the USB socket connector and the client circuit board according to an embodiment of the present invention; fig. 6 is a schematic structural diagram of the client circuit board.

It should be noted that, for the sake of understanding, the gold finger part 01 shown in fig. 1 is substantially a projection. Referring to fig. 5, when the client circuit board 03 is assembled with the standard USB female connector, the gold finger portion 01 in fig. 1 is equivalent to a projection formed by the gold finger portion 01 of the client circuit board 03 on the lower end surface of the standard USB female connector. Similarly, the golden finger portion 01 in fig. 2 and 3 provided by the present invention is also equivalent to the projection of the golden finger portion 01 of the client circuit board 03.

The utility model provides a USB female socket connector, have support 1 and the back stopper 2 of cartridge in support 1 of terminal including the cartridge.

The lower end surface of the bracket 1 comprises a front end 11 and a rear end 12 provided with a first salient point 13, and the rear plug 2 is upwards inserted into the lower end surface of the rear plug 2 along the front end 11 and is mutually attached to the front end 11.

First bump 13 also is bump 02 in the USB female connector, consequently, to the utility model provides a support 1, only the rear end 12 that is equipped with first bump 13 forms the bump face, and front end 11 that does not set up first bump 13 can not overlap each other with the golden finger portion 01 of client circuit board 03 in the assembling process, and the product can not just caused the central height of product and the central height of casing to mismatch by bump face apical height during consequently soldering tin.

In the field of USB interfaces, the bump surface is often referred to as a Stand off surface.

The USB female connector provided by the present invention will be further described with reference to the accompanying drawings and embodiments.

On the basis of the above embodiment, two ends of the lower end surface of the rear plug 2 are respectively provided with the rear plug buckles 21, two ends of the front end 11 are respectively provided with the support buckles, when the rear plug 2 is inserted upwards from the front end 11 to the bottom surface of the rear plug 2 and is attached to the front end 11, all the rear plug buckles 21 and all the support buckles are buckled in a one-to-one correspondence manner, any pair of the rear plug buckles 21 and the support buckles buckled with each other form the second salient points 14, that is, a plurality of second salient points 14 are formed between the assembled rear plug 2 and the support 1.

All the second bumps 14 and the golden finger parts 01 are arranged at intervals, so that the second bumps 14 and the golden finger parts 01 are prevented from being overlapped.

In this embodiment, the second bump 14 corresponds to the bump 02 of the tip 11, and the tip 11 provided with the second bump 14 forms a bump surface not overlapping with the gold finger portion 01. The second salient points 14 can be matched with the first salient points 13, so that the product can be prevented from being tin-topped during soldering of the product, and meanwhile, the integral flatness of the product can be well supported.

For the second salient points 14 and the golden finger portions 01 which are arranged at intervals, the embodiment provides a specific arrangement mode of the second salient points 14, specifically, the distance between two adjacent second salient points 14 along the length direction of the rear plug 2 is not less than the diameter of the golden finger portion 01, in other words, the distance between two bracket buckles along the length direction of the front end 11 is not less than the diameter of the golden finger portion 01, and the distance between two rear plug buckles 21 along the length direction of the rear plug 2 is also not less than the diameter of the golden finger portion 01, therefore, the distance between two second salient points 14 formed after the two bracket buckles and the two rear plug buckles 21 are assembled is not less than the diameter of the golden finger portion 01, during soldering, the golden finger portions 01 are arranged in the middle of the two second salient points 14 and are not in contact with any one of the second salient points 14, and the product is prevented from being lifted by the second salient points 14.

To the client circuit board 03 shown in fig. 6, the client circuit board 03 is provided with a plurality of first golden finger portions 011 and a plurality of second golden finger portions 012, correspondingly, the utility model provides an arbitrary second bump 14's width is not more than the interval of adjacent first golden finger portion 011 and second golden finger portion 012 to make second bump 14 inlay between adjacent first golden finger portion 011 and second golden finger portion 012. In this way, all the first gold finger portions 011 and all the second gold finger portions 012 on the assembled client circuit board 03 are disposed around the second bumps 14 of the USB mother socket connector.

In order to improve the holistic supporting role of first bump 13 and second bump 14 to the product, the utility model provides a height of arbitrary one second bump 14 is equalled to the height of arbitrary one first bump 13 of USB female socket connector, in other words, the thickness of arbitrary one first bump 13 for terminal surface under the support 1 equals the thickness of arbitrary one second bump 14 for terminal surface under the support 1, and the USB female socket connector that is supported by whole first bump 13 and whole second bump 14 keeps steadily connecting for client circuit board 03.

All the first salient points 13 and all the second salient points 14 may be distributed around the lower end surface of the bracket 1, for example, all the first salient points 13 are respectively arranged at intervals on one side of the lower end surface of the bracket 1, all the second salient points 14 are arranged at intervals on the opposite side of the lower end surface of the bracket 1, and since the height of the first salient points 13 is equal to the height of the second salient points 14, all the first salient points 13 and all the second salient points 14 are jointly supported on the lower end surface of the bracket 1.

Illustratively, the number of the first bumps 13 is not less than two, and all the first bumps 13 are arranged side by side relative to the rear end 12, and the two outermost first bumps 13 are respectively adjacent to the outer edge of the rear end 12.

Preferably, all the first protrusions 13 are arranged at equal intervals, for example, the rear end 12 is provided with three first protrusions 13 distributed at equal intervals, two first protrusions 13 positioned at the outer side are adjacent to the outer edge of the rear end 12, and the first protrusion 13 positioned at the middle part is arranged at the midpoint of the rear end 12 in the width direction.

The utility model provides a USB female socket connector can set up to different models according to the difference of terminal figure and 1 structure of support.

Taking the double-layer female connector as an example, the bracket 1 is specifically configured as a double-layer bracket, and the terminals thereof include an upper terminal 31 and a lower terminal 32. The bracket 1 is made of plastic to form a double-layer plastic bracket; two parallel mounting grooves are formed in the double-layer plastic support, and the upper-layer terminal 31 and the lower-layer terminal 32 are inserted into and fixed in the double-layer plastic support along the two mounting grooves respectively.

In addition to the above mentioned structure, the double-layer female connector further comprises a front shell and a tail cover inserted at two ends of the double-layer plastic support, a middle clamping piece inserted in the front shell and the double-layer plastic support, and the like. Since these structures are not improved, they are not specifically described herein and reference is made to prior art arrangements.

The USB socket connector provided by the present invention has been described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The USB female connector is characterized by comprising a bracket (1) inserted with a terminal and a rear plug (2) inserted in the bracket (1); the lower end face of the support (1) comprises a front end (11) and a rear end (12) provided with a first salient point (13), and the rear plug (2) is inserted upwards from the front end (11) so that the lower end face of the rear plug (2) is attached to the front end (11).

2. The USB socket connector according to claim 1, wherein rear plug fasteners (21) are respectively arranged at two ends of the lower end surface of the rear plug (2), bracket fasteners are respectively arranged at two ends of the front end (11), and all the rear plug fasteners (21) and all the bracket fasteners are fastened in a one-to-one correspondence manner to form a plurality of second bumps (14); all the second bumps (14) and the golden finger parts (01) of the client circuit board (03) are distributed at intervals.

3. The USB receptacle connector according to claim 2, wherein the distance between two adjacent second bumps (14) along the length of the rear plug (2) is not less than the diameter of the gold finger part (01).

4. The USB receptacle connector according to claim 3, wherein the gold finger portion (01) includes a first gold finger portion (011) provided at both ends of the client-side circuit board (03) in the width direction and a plurality of second gold finger portions (012) provided between the two first gold finger portions (011); the second salient points (14) are arranged between the first golden finger parts (011) and the second golden finger parts (012), and the width of the second salient points (14) is not more than the distance between the adjacent first golden finger parts (011) and the second golden finger parts (012).

5. USB socket connector according to any of claims 2 to 4, wherein the thickness of any of the first protrusions (13) relative to the lower end face of the carrier (1) is equal to the thickness of any of the second protrusions (14) relative to the lower end face of the carrier (1).

6. USB socket connector according to claim 5, wherein all the first bumps (13) and all the second bumps (14) are distributed around the lower end face of the bracket (1).

7. The USB receptacle connector according to claim 6, wherein the first bump (13) includes two or more first bumps (13) disposed side by side at the rear end (12).

8. The USB female connector according to claim 7, wherein the number of the first bumps (13) is three, and the three first bumps (13) are equally spaced.

9. The USB female connector according to claim 1, wherein the bracket (1) is configured as a double-layer plastic bracket; the terminal comprises an upper layer terminal (31) and a lower layer terminal (32) which are inserted into the double-layer plastic support in parallel.