CN210006977U

CN210006977U - USB socket

Info

Publication number: CN210006977U
Application number: CN201920707812.8U
Authority: CN
Inventors: 陈小硕; 张少灿; 陆苏; 丁加斌; 田刚; 李亚勇
Original assignee: Shenzhen Everwin Precision Technology Co Ltd
Current assignee: Shenzhen Everwin Precision Technology Co Ltd
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-01-31
Anticipated expiration: 2029-05-15

Abstract

USB socket comprises a metal shell and a plug connector sleeved in the metal shell, wherein the plug connector comprises a plurality of terminals and an insulating body which fixes the terminals into a body, the insulating body comprises a base part and a butt joint tongue part formed by forward extension of the base part, the outer diameter of the base part is larger than that of the butt joint tongue part, the metal shell comprises an annular main body, an extension part formed by backward extension of the annular main body and a plug cavity longitudinally penetrating through the extension part and the annular main body, the end of the annular main body, which is close to the extension part , protrudes and extends towards the plug cavity to form a blocking piece, and the front end of the base part of the insulating body is provided with a blocking part which is blocked on the blocking piece.

Description

USB socket

Technical Field

The present application relates to the field of electrical connectors, and more particularly to USB sockets.

Background

The Type C Type USB connector is widely applied to the electronic field by , and Type C Type USB socket is generally including the plug connector, cladding in the metal casing outside the plug connector, metal casing is generally adopted stamping process to make, make through the mode of buckle the plug connector with the punching press shell is detained and is held at in order to make waterproof Type USB socket, also can adopt die-casting or the metal casing that powder metallurgy technology made, this metal casing does not have the gap, the waterproof design of being convenient for, but there is great difficulty in the fixed of plug connector between and the metal casing, generally can adopt extension boss in the metal casing, make the insulator front end edge butt of plug connector in on the boss, at this moment, need 360 degrees butt, be unfavorable for the slim design of product, and need spot welding increase in insulator rear end the stationary blade on the metal casing with fixed insulator, so, increased spot welding technology, the cost risees.

SUMMERY OF THE UTILITY MODEL

In view of this, it is necessary to provide kinds of USB sockets having no gap metal housings and requiring no spot welding for fixing the plug connector.

For solving above-mentioned technical problem, the application provides kinds of USB socket, locate including metal casing and cover plug connector in the metal casing, the plug connector includes a plurality of terminals and will a plurality of terminal fixing are the insulator of the body, insulator includes the basal portion and certainly the forward butt joint tongue that extends formation of basal portion, the external diameter of basal portion is greater than the external diameter of butt joint tongue, metal casing include annular main part, certainly the extension that extends formation behind the annular main part and vertically run through the extension with the grafting chamber of annular main part, annular main part is close to extension end to the grafting chamber protrusion extends formation separation blade, the extension includes certainly the lateral extension formation's in the annular main part top and certainly the lateral wall that the lateral both sides of annular main part extend the formation backward, the draw-in groove has been seted up to the medial surface of lateral wall, insulator's basal portion front end be equipped with the block in the portion on the separation blade, the lateral both sides of basal portion still protrusion is formed with the card and is gone into location step portion in the draw-.

Preferably, the USB socket further includes a fixing member, the fixing member includes a plate body portion, a tail plate formed by bending and extending the rear end of the plate body portion, and two side plates formed by bending and extending the two lateral sides of the plate body portion, the plate body portion is punched downwards to form pins, and the two side plates are provided with clamping holes or clamping blocks.

Preferably, a horizontal position of an upper surface of a top of the extending portion is lower than a horizontal position of an upper surface of the annular main body, the plate body portion is attached to the top, and the upper surface of the plate body portion is flush with the upper surface of the annular main body.

Preferably, the board body is provided with through holes corresponding to the pins, the base of the insulating body is provided with through holes corresponding to the through holes, and the pins penetrate through the through holes and extend to the lower surface of the base to be welded with a circuit board.

Preferably, the tail plate abuts against the rear end face of the base of the insulating body.

Preferably, the two side walls of the extending part are provided with clamping blocks or clamping holes which are buckled with the clamping holes or the clamping blocks on the two side plates, the rear ends of the two side plates of the fixing part extend to form th welding feet, and the rear ends of the two side walls of the extending part extend to form second welding feet.

Preferably, the blocking piece of the metal shell comprises a lower blocking piece formed by protruding and extending from the lower part of the annular main body and a transverse blocking piece formed by protruding and extending from two transverse sides of the annular main body, and the blocking portion of the insulating body comprises a lower blocking portion formed by extending downwards from the lower side of the base portion and blocking on the lower blocking piece and a transverse blocking portion formed on two transverse sides of the base portion and blocking on the transverse blocking piece.

Preferably, the insulation body further includes a thickened portion located between the base portion and the butt joint tongue portion, a horizontal position of an upper surface of the insulation body is not higher than a horizontal position of an upper surface of the thickened portion, an upper blocking portion is arranged at a rear end of the upper surface of the base portion, and a notch for blocking the upper blocking portion is arranged at a rear end of a top of the extending portion.

For solving above-mentioned technical problem, this application still provides kinds of USB socket, locate including metal casing, cover plug connector and mounting in the metal casing, the plug connector includes a plurality of terminals and will a plurality of terminal fixings are the insulator of the body, insulator includes the basal portion and certainly the butt joint tongue portion that the basal portion was preceding to extend and is formed, the external diameter of basal portion is greater than the external diameter of butt joint tongue portion, metal casing include annular main part, certainly extension that annular main part backward extends the formation and vertically run through the extension with the grafting chamber of annular main part, annular main part is close to extension end to the grafting chamber protrusion extends and forms the separation blade, insulator's basal portion front end be equipped with to keep off in the fender portion on the separation blade, the mounting cladding in outside the extension, the mounting include plate body portion and certainly the plate body portion rear end is bent to extend the support that forms and is held in the tailboard on the insulator rear end face.

Preferably, the extension portion includes from the top that the lateral extension formed and certainly on the cyclic annular main part extends backward the lateral wall that the lateral both sides of cyclic annular main part extend backward the formation, the draw-in groove has been seted up to the medial surface of lateral wall, the horizontal both sides of basal portion still the protrusion be formed with the card location step portion in the draw-in groove.

Preferably, the fixing part further comprises two side plates formed by bending and extending the two transverse sides of the plate body part, the plate body part is punched downwards to form pins, clamping holes or clamping blocks are arranged on the two side plates, the horizontal position of the upper surface of the top of the extending part is lower than that of the upper surface of the annular main body, the plate body part is attached to the top, and the upper surface of the plate body part is flush with the upper surface of the annular main body.

Compared with the prior art, the horizontal both sides of basal portion of the insulator of this application plug connector set up location step portion, the inboard setting of the horizontal both sides wall of extension with location step portion complex draw-in groove solves the basal portion with the long defect that the plug connector that causes is probably rocked from top to bottom inadequately in the cooperation of cyclic annular main part.

Simultaneously, through the mounting will the plug connector with the metal casing is the bodies fixed, and makes only keep off portion and horizontal fender portion down set up in the metal casing, makes the top of extension sinks the plate body portion of mounting cover in during on the top, plate body portion can not bulge the upper surface of cyclic annular main part guarantees can not make the size of USB socket can not the thickening.

Drawings

The drawings described herein are for providing an -step understanding of the present application and constitute a part of this application, , and the present application is illustrative of the exemplary embodiments and description thereof and is not to be construed as limiting the present application.

FIG. 1 is a perspective view of a USB socket according to the present application;

FIG. 2 is an exploded perspective view of the USB socket of the present application;

FIG. 3 is a perspective view of the plug member of the USB jack of the present application;

fig. 4 is a perspective view of a metal shell of the USB socket of the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings.

Referring to fig. 1 and 2, the USB socket of the present application includes a plug connector a, a metal housing 10 sleeved outside the plug connector a, and a fixing member 20 penetrating through the metal housing 10 and the plug connector a.

The fixing piece 20 comprises a plate body part 21, a tail plate 22 formed by bending and extending from the rear end of the plate body part 21, and two side plates 23 formed by bending and extending downwards from two lateral sides of the plate body part 21, wherein the two side plates 23 are provided with clamping holes 231 and -th welding parts 231 formed by extending downwards from the side plates 23, and the plate body part 21 is punched to form two pins 211.

As shown in fig. 2 and fig. 3, the connector a includes a middle plate 50, th terminals and a second terminal set 40 respectively disposed on the upper and lower sides of the middle plate 50, and an insulating body 30 holding the middle plate 50, the th terminals and the second terminal set 40 as , the insulating body 30 includes a base 31, a docking tongue 32 extending forward from the base 31, and a thickened portion 33 located between the docking tongue 32 and the base 31, the th terminals and the second terminal set 40 include a contact portion 41 exposed on the upper and lower surfaces of the docking tongue 32, a holding portion (not shown) extending backward from the contact portion 41 and covering the thickened portion 33 and the base 31, and a solder tail 42 extending from the rear end of the holding portion to the lower surface of the base 31.

The thickened portion 33 has an outer diameter larger than that of the abutting tongue portion 32, and the base portion 31 has an outer diameter larger than that of the thickened portion 33 and forms a stopper portion on the outer periphery of the base portion 31. The blocking portions include lateral blocking portions 315 formed to protrude from the front end surface of the thickened portion 33 on both lateral sides of the base portion 31, and lower blocking portions (not numbered) formed to protrude from the lower side surface of the base portion 31 to the lower side surface of the thickened portion 33. The upper side surface of the base portion 31 is not higher than the upper side surface of the thickened portion 33. Both lateral sides of the base 31 are outwardly projected to form positioning step portions 314. The base 31 has through holes 313 formed at both ends in the transverse direction so as to penetrate in the vertical direction. The upper blocking part 312 protrudes upward from the rear end of the upper surface of the base 31.

As shown in fig. 2 and 4, the metal shell 10 includes a ring-shaped main body 11, an extending portion 12 extending from the rear of the ring-shaped main body 11, and a plug cavity 13 longitudinally penetrating through the ring-shaped main body 11 and the extending portion 12. The extension portion 12 includes a top portion 121 formed by extending from the upper surface of the annular main body 11 and two side walls 122 formed by extending from two lateral sides of the annular main body 11, and the bottom side of the extension portion 12 is open. The top portion 121 has an upper surface lower than the upper surface of the ring-shaped body 11, through holes 123 are formed in the top portion 121 at positions corresponding to the through holes 313 of the base portion 31 of the insulating body 30 and the pins 313 of the fixing member 20, and a notch 125 is formed at a rear end edge of the top portion 121. The outer side surfaces of the two side walls 122 are convexly provided with clamping blocks 124, the rear ends of the two side walls 122 extend downwards to form second welding parts 126, and the inner sides of the two side walls 122 are provided with clamping grooves 127. The inner side of the annular main body 11 close to the extension portion 12 protrudes and extends towards the insertion cavity 13 to form a lower stop piece 141 and a transverse stop piece 142. The horizontal position of the inner side surface of the top portion 121 of the extension portion 12 is not higher than the horizontal position of the corresponding inner side surface of the annular body 11. The lower flap 141 and the lateral flap 142 are collectively referred to as a flap 14. The metal shell 10 is manufactured by a die-casting or powder metallurgy process, and no gap exists on the periphery, so that the waterproof design is facilitated.

The USB socket comprises the following processes during assembly:

the plug connector A is firstly inserted into the plug cavity 13 from the rear end of the metal shell 10, at this time, the lower blocking portion and the transverse blocking portion 315 of the base portion 31 abut against the lower blocking piece 141 and the transverse blocking piece 142 of the metal shell 10, the upper blocking portion 312 of the rear end of the base portion 31 abuts against the notch 125 of the rear end of the top portion 121 of the extension portion 12, meanwhile, the positioning step portions 314 on the two transverse sides of the base portion 31 are clamped into the clamping grooves 127 on the inner sides of the two side walls 122 of the extension portion 12 to prevent the plug connector A from shaking up and down, then, the fixing member 20 is fastened outside the extension portion 12, the plate body portion 21 of the fixing member 20 covers the top portion 121 of the extension portion 12, at this time, the upper surface of the plate body portion 21 is flush with the upper surface of the annular main body 11, the two side plates 23 of the fixing member 20 are fastened outside the two side walls 122 of the extension portion 12, the clamping block 124 is fastened inside the clamping hole 231, the end plate 22 abuts against the rear portion of the insulating body 30 to limit the plug connector A, the pin 211 and the through hole 123 and the through hole of the insulating body 30 to increase the strength of the insulating body 10.

Compare in prior art, the horizontal both sides of basal portion 31 of this application plug connector A's insulator 30 set up location step portion 314, the inboard setting of the horizontal both sides wall 122 of extension portion 12 with location step portion 314 complex draw-in groove 127 solves basal portion 31 with the annular main part cooperation is long enough the defect that plug connector A that causes probably rocks from top to bottom inadequately.

Meanwhile, the fixing member 20 fixes the plug connector a and the metal casing 10 as bodies, and only a lower blocking portion 141 and a transverse blocking portion 142 are arranged in the metal casing 10, so that the top 121 of the extension portion 12 sinks, and when the plate body portion 21 of the fixing member 20 covers the top 121, the plate body portion 21 does not protrude out of the upper surface of the annular main body 11, so that the size of the USB socket is ensured not to be thickened.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. kinds of USB socket, locate including metal casing and cover plug connector in the metal casing, the plug connector includes a plurality of terminals and will a plurality of terminal fixing are the insulator of the body, insulator includes the basal portion and certainly the preceding butt joint tongue that extends and form of basal portion, the external diameter of basal portion is greater than the external diameter of butt joint tongue, the metal casing include annular main part, certainly the extension that extends formation behind the annular main part and vertically run through the extension with the grafting chamber of annular main part, annular main part is close to extension end to the formation separation blade is extended in the protrusion of grafting chamber, its characterized in that, the extension includes certainly the lateral extension forms on the annular main part the top and certainly the lateral wall that the lateral both sides of annular main part extend the formation backward, the draw-in groove has been seted up to the medial surface of lateral wall, the basal portion front end of insulator be equipped with to keep off in the fender portion on the separation blade, the lateral both sides of basal portion still protrusion is formed with the card and goes into location.

2. The USB socket according to claim 1, wherein the USB socket further comprises a fixing member, the fixing member comprises a plate body portion, a tail plate bent and extended from a rear end of the plate body portion, and two side plates bent and extended from two lateral sides of the plate body portion, the plate body portion is punched downwards to form the pins, and the two side plates are provided with locking holes or locking blocks.

3. The USB socket according to claim 2, wherein an upper surface of a top of the extension portion has a horizontal position lower than that of an upper surface of the ring main body, the plate portion is attached to the top, and the upper surface of the plate portion is flush with the upper surface of the ring main body.

4. The USB socket according to claim 3, wherein the board body has through holes corresponding to the pins, the base of the housing has through holes corresponding to the through holes, and the pins pass through the through holes and extend to the lower surface of the base for soldering with the circuit board.

5. The USB socket according to claim 4, wherein the tail plate abuts against a rear end surface of the base portion of the insulating body.

6. The USB socket according to claim 5, wherein the two side walls of the extension portion are provided with a latch or a latch hole for engaging with the latch or the latch on the two side plates, the rear ends of the two side plates of the fixing member extend to form th solder feet, and the rear ends of the two side walls of the extension portion extend to form second solder feet.

7. The USB socket according to claim 5, wherein the stopper of the metal shell includes a lower stopper formed to protrude from a lower portion of the ring-shaped body and a lateral stopper formed to protrude from two lateral sides of the ring-shaped body, and the stopper of the insulator includes a lower stopper formed to protrude downward from a lower side of the base portion to abut against the lower stopper and a lateral stopper formed to laterally extend from two lateral sides of the base portion to abut against the lateral stopper.

8. The USB socket according to claim 7, wherein the insulating body further includes a thickened portion between the base portion and the docking tongue portion, a horizontal position of an upper surface of the insulating body is not higher than a horizontal position of an upper surface of the thickened portion, a rear end of the upper surface of the base portion is provided with an upper stopper portion, and a top rear end of the extended portion is provided with a notch that abuts against the upper stopper portion.

The utility model provides USB sockets, its characterized in that, locate including metal casing, cover plug connector and mounting in the metal casing, the plug connector includes a plurality of terminals and will a plurality of terminals fixing is insulating body of body, insulating body includes the basal portion and certainly the butt joint tongue portion that the basal portion forward extension formed, the external diameter of basal portion is greater than the external diameter of butt joint tongue portion, metal casing includes cyclic annular main part, certainly the extension that extends the formation behind the cyclic annular main part and vertically run through the extension with the grafting chamber of cyclic annular main part, cyclic annular main part is close to extension end to the protrusion of grafting chamber extends and forms the separation blade, the basal portion front end of insulating body be equipped with to keep off in the fender portion on the separation blade, the mounting cladding in outside the extension, the mounting include plate body portion and from the bending of plate body portion rear end extends the formation support and hold on the tailboard on the insulating body rear end face.

10. The USB socket according to claim 9, wherein the extending portion includes a top portion extending rearward from an upper side of the ring-shaped body and side walls extending rearward from two lateral sides of the ring-shaped body, an inner side surface of the side walls is provided with a slot, and two lateral sides of the base portion are further formed with protruding positioning steps for being inserted into the slot.

11. The USB socket according to claim 10, wherein the fixing member further includes two side plates bent and extended from two lateral sides of the plate body, the plate body is formed by punching pins downward, the two side plates are provided with locking holes or locking blocks, a horizontal position of an upper surface of a top of the extending portion is lower than a horizontal position of an upper surface of the ring-shaped body, the plate body is attached to the top, and the upper surface of the plate body is flush with the upper surface of the ring-shaped body.

12. The USB socket of claim 11, wherein the board body has through holes corresponding to the pins, the base of the housing has through holes corresponding to the through holes, and the pins pass through the through holes and extend to the lower surface of the base for soldering to the circuit board.

13. The USB socket according to claim 12, wherein the two side walls of the extension portion are provided with locking blocks or locking holes for locking with the locking holes or locking blocks of the two side plates, the rear ends of the two side plates of the fixing member are extended to form th solder feet, and the rear ends of the two side walls of the extension portion are extended to form second solder feet.

14. The USB socket according to claim 9, wherein the stopper of the metal shell includes a lower stopper formed to protrude from a lower portion of the ring-shaped body and a lateral stopper formed to protrude from two lateral sides of the ring-shaped body, and the stopper of the insulator includes a lower stopper formed to protrude downward from a lower side of the base portion to abut against the lower stopper and a lateral stopper formed to laterally extend from two lateral sides of the base portion to abut against the lateral stopper.

15. The USB socket according to claim 14, wherein the insulating body further includes a thickened portion between the base portion and the docking tongue portion, a horizontal position of an upper surface of the insulating body is not higher than a horizontal position of an upper surface of the thickened portion, a rear end of the upper surface of the base portion is provided with an upper stopper portion, and a top rear end of the extended portion is provided with a notch that abuts against the upper stopper portion.