WO2019051708A1

WO2019051708A1 - Micro usb socket connector

Info

Publication number: WO2019051708A1
Application number: PCT/CN2017/101719
Authority: WO
Inventors: 刘勤能; 苏龙; 胡长发; 徐冠; 唐大海
Original assignee: 福建联迪商用设备有限公司
Priority date: 2017-09-14
Filing date: 2017-09-14
Publication date: 2019-03-21
Also published as: CN209981638U

Abstract

A Micro USB socket connector, comprising a frame type connecting member (1). The connecting member (1) is a hollow structure and has openings at both ends. The Micro USB socket connector further comprises a metal casing (2). The metal casing (2) comprises a contact portion (21) and soldering portions (22); the contact portion (21) comprises three sides; the three sides of the contact portion (21) are separately provided with a soldering portion (22); the contact portion (21) is disposed outside the connecting member (1) and is connected to the connecting member (1); the soldering portions (22) are disposed corresponding to two opposite side walls of the connecting member (1) and one end of the connecting member (1), respectively. According to the Micro USB socket connector, a metal casing (2) is additionally provided outside the connecting member (1), and the metal casing (2) is additionally provided with soldering portions (22); the soldering effect is thus reinforced, so that the connection between a socket and a circuit board is more firm, and the Micro USB socket is not easy to be damaged and fall off.

Description

Micro USB socket connector

Technical field

[0001] The present invention relates to the field of electrical connectors, and in particular, to a Micro USB socket connector.

Background technique

[0002] USB technology is a widely used interface technology, and Micro USB is a USB standard introduced to meet the needs of miniaturization of electronic products. Currently, Micro

USB is used in many products such as mobile phones, tablets, and PDAs. Because the Micro USB socket connector is designed for small electronic consumer products (such as mobile phones), its body strength and soldering strength are weaker than USB A due to factors such as volume, which makes the Micro USB socket vulnerable to damage and fall off.

technical problem

[0003] The technical problem to be solved by the utility model is: The solution of the existing Micro USB socket connector has poor welding strength

Technical solution

[0004] In order to solve the above technical problem, the technical solution adopted by the utility model is:

[0005] A Micro USB socket connector includes a frame type connecting member, the connecting member has a hollow structure and is provided with a tongue at both ends, and further includes a metal case, and the metal case includes a contact portion and a soldering portion. The contact portion includes three sides, and the three sides of the contact portion are respectively provided with the soldering portion, and the contact portion is disposed outside the connecting member and connected with the connecting member, and the soldering portion and the connecting member respectively The opposite side walls and one end of the connecting member are correspondingly arranged.

[0006] Further, the connecting member includes a first sidewall, a second sidewall, a third sidewall, and a fourth sidewall, and the first sidewall and the fourth sidewall are oppositely disposed, the second side The wall and the third side wall are oppositely disposed, the first side wall is respectively connected to the second side wall and the third side wall, the contact portion is connected to the first side wall, and the welded portion is respectively connected to the first side The two side walls, the third side wall, and one end of the connecting member are connected.

[0007] Further, the first side wall is provided with a buckle, and the contact portion is provided with a card slot, and the buckle and the card slot are matched and connected. [0008] further

[0009] Further

[0010] further one step

[0011] further one step

[0012] further one step

[0013] further

Advantageous effects of the invention

Beneficial effect

[0014] The utility model has the advantages that: by adding a metal shell on the outside of the connecting member, the metal shell can strengthen the welding effect by adding a welding portion, thereby making the connection between the socket and the circuit board more stable, so that the USB USB The socket is not easily damaged or dropped.

Brief description of the drawing

DRAWINGS

1 is a perspective view of a Micro USB socket connector according to Embodiment 1 of the present invention;

2 is a front elevational view of a Micro USB socket connector according to Embodiment 1 of the present invention;

3 is a rear elevational view of the Micro USB socket connector of the first embodiment of the present invention;

4 is a side view of a Micro USB socket connector according to Embodiment 1 of the present invention;

5 is a top plan view of a Micro USB socket connector according to Embodiment 1 of the present invention.

[0020] Description of the label:

[0021] 1, the connector, 11, the first side wall; 111, the buckle; 12, the second side wall; 13, the third side wall; [0022] 14, the fourth side wall; 2, the metal shell; 21, contact part; 211, card slot; 212, laser welding point; 2 2, welding part; 221, pin.

Detailed ways

[0023] The most critical idea of the present invention is: providing a metal housing on the outside of the connecting member, the metal housing having a plurality of welded portions, the plurality of welded portions are disposed around the side wall of the connecting member and a port, Strengthen the role of welding strength. [0024] Referring to FIG. 1 to FIG. 5, the present invention provides:

[0025] A Micro USB socket connector includes a frame-type connector 1 , the connector 1 has a hollow structure and is provided with a spout at both ends, and further includes a metal casing 2 including the contact The portion 21 and the soldering portion 22, the contact portion 21 includes three sides, and the three sides of the contact portion 21 are respectively provided with the soldering portion 22, and the connecting portion 21 is disposed outside the connecting member 1 and connected thereto. The pieces 1 are connected, and the welded portions 22 are respectively disposed corresponding to the two side walls of the connecting member 1 and one end of the connecting member 1.

[0026] As can be seen from the above description, the utility model has the beneficial effects that: the connecting member can be an existing standard Micro USB socket connector, and the utility model adds a metal shell outside the standard Micro USB socket connector. , forming a new socket connector with the advantage of strong soldering.

[0027] Further, the connecting member 1 includes a first sidewall 11, a second sidewall 12, a third sidewall 13 and a fourth sidewall 14, and the first sidewall 11 and the fourth sidewall 14 are opposite The second sidewall 12 and the third sidewall 13 are oppositely disposed, and the first sidewall 11 is connected to the second sidewall 12 and the third sidewall 13 respectively, and the contact portion 21 and the first portion A side wall 11 is connected, and the welded portion 22 is connected to the second side wall 12, the third side wall 13, and one end of the connecting member 1, respectively.

[0028] As can be seen from the above description, the above is a specific arrangement of the metal casing and the connecting member, and the welding strength of the second side wall, the third side wall and one end of the connecting member is strengthened by the welded portion, and the connecting member is further There is no soldering part at one end for connection to the USB cable. Specifically, the contact portion may be a plate-like structure, and is attached to the outside of the first sidewall, or may be a frame structure, and is disposed on the first sidewall, the second sidewall, the third sidewall, and the fourth sidewall. The outside. In view of the overall cost and welding effect, the present invention preferably has a contact portion of a plate-like structure.

[0029] Further, the first side wall 11 is provided with a buckle 111, and the contact portion 21 is provided with a card slot 211, and the buckle 111 and the card slot 211 are matched and connected.

[0030] As can be seen from the above description, the contact portion is restrained by the buckle and the card slot to prevent the contact portion from moving relative to the connector, thereby improving the stability of the connection between the metal housing and the connector.

[0031] Further, the number of the buckle 111 and the card slot 211 are two.

[0032] As can be seen from the above description, the more the number of the buckle and the card slot, the more stable the connection between the metal casing and the connecting member, and the present invention preferably provides two buckles and a card slot, that is, the effect of achieving a stable connection. , and avoid complicated production processes. [0033] Further, at least two laser welding points 212 are disposed on the contact portion 21.

[0034] As can be seen from the above description, the connection between the contact portion and the connector is achieved by laser welding.

[0035] Further, the soldering portion 22 includes two or more pins 221, and two or more pins 221 are spaced apart.

[0036] Further, the soldering portion 22 includes two leads 221 .

[0037] Further, the pin 221 is a harpoon type.

[0038] Further, the pin 221 has a width greater than 1 mm and a depth greater than 1.4 mm.

[0039] As can be seen from the above description, the welding effect can be further enhanced by increasing the number of pins, increasing the length and width of the pins, and the shape of the pins. Specifically, the present invention preferably has two pins for the soldering portion, so that a total of six pins are used for soldering.

[0040] Referring to FIG. 1 to FIG. 5, the first embodiment of the present invention is:

[0041] A Micro USB socket connector includes a frame-type connector 1 and a metal housing 2, the connector 1 has a hollow structure and is provided with a spout at both ends, and the connecting member 1 includes a first side wall 11, The second side wall 12, the third side wall 13 and the fourth side wall 14 are oppositely disposed, and the second side wall 12 and the third side wall 13 are oppositely disposed. The outer surface of the first side wall 11 is provided with two buckles 111.

[0042] The metal casing 2 includes a contact portion 21 and a welded portion 22, the contact portion 21 is a plate-like structure, the contact portion 21 of the plate-like structure includes four side faces, and the contact portion 21 is provided with two a card slot 211 matching the buckle 111 and a plurality of laser welding points 212. The three sides of the contact portion 21 are respectively provided with a soldering portion 22, and the soldering portion 22 includes two pins 221 and two pins. 221 is spaced apart, the pin 221 is a harpoon type, and the pin 221 has a width greater than 1 mm and a depth greater than 1.4 mm.

[0043] The contact portion 21 is attached to the outer surface of the first side wall 11, the buckle 111 and the card slot 211 are matched and connected, and the soldering portion 22 and the second side wall 12, respectively The three side walls 13 and one end of the connecting member 1 are correspondingly disposed and connected, and the other end of the connecting member 1 is used for connection with a device such as a USB connecting line. Taking the direction shown in FIG. 1 as an example, the front end of the connecting member corresponds to the other end of the connecting member 1, and the rear opening corresponds to one end of the connecting member 1, and the left and right sides are respectively The second side wall 12 and the third side wall 13.

[0044] The above Micro USB socket connector is welded by three soldering portions and six pins of the metal casing, and the bow I can be inserted into the PCB board to a depth of more than 1.4 mm. During the experiment, the socket is swayed. The test force value is greater than 50N. Solder stability is significantly enhanced compared to existing Micro USB receptacle connectors. In summary, the Micro USB socket connector provided by the utility model has high welding strength and good welding effect, and ensures a stable connection between the socket and the circuit board, and the Micro USB socket is not easily damaged or fallen off. And has the advantages of simple process and low production cost.

Claims

Claim

[Claim 1] A Micro USB socket connector includes a frame type connector, the connector is a hollow structure and has a tongue at both ends, and is characterized in that it further comprises a metal case, the metal case The contact portion includes three sides, and the three sides of the contact portion are respectively provided with the soldering portion, and the contact portion is disposed outside the connecting member and connected with the connecting member, The welded portions are respectively disposed corresponding to the two side walls opposite to the connecting member and one end of the connecting member.

[Claim 2] The Micro USB socket connector according to claim 1, wherein the connecting member includes a first side wall, a second side wall, a third side wall, and a fourth side wall, a side wall and a fourth side wall are oppositely disposed, the second side wall and the third side wall are oppositely disposed, and the first side wall is respectively connected to the second side wall and the third side wall, and the contact portion and the The first side wall is connected, and the welded portion is respectively connected to the second side wall, the third side wall, and one end of the connecting member

[Claim 3] The Micro USB socket connector according to claim 2, wherein the first side wall is provided with a buckle, the contact portion is provided with a card slot, the buckle and the card Slot matching

[Claim 4] The Micro USB socket connector according to claim 3, wherein the number of the buckle and the card slot are two.

[Claim 5] The Micro USB socket connector according to claim 2, wherein at least two laser welding points are provided on the contact portion.

[Claim 6] The Micro USB socket connector according to claim 1, wherein the hand portion includes two or more pins, and two or more pins are spaced apart.

[Claim 7] The Micro USB receptacle connector according to claim 6, wherein the flat portion includes two pins.

[Claim 8] The Micro USB receptacle connector according to claim 7, wherein the pin is a harpoon type.

[Claim 9] The Micro USB receptacle connector of claim 8, wherein the pins have a width greater than 1 mm and a depth greater than 1.4 mm.