CN210156644U

CN210156644U - USB 3.1Type-C connector

Info

Publication number: CN210156644U
Application number: CN201920991527.3U
Authority: CN
Inventors: 陈日升; 许文龙; 续超
Original assignee: Suyin Electronics Dongguan Co Ltd
Current assignee: Suyin Electronics Dongguan Co Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-03-17
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a USB 3.1Type-C connector, it includes upper terminal module and lower terminal module that the range upon range of assembly is in the same place from top to bottom, installs well iron sheet between this upper end submodule group and lower terminal submodule group and is fixed in upper terminal module and lower terminal submodule group outlying metal casing subassembly, and this upper end submodule group front end, well iron sheet front end and lower terminal submodule group front end combination form a hyoplastron, form the butt joint space between this hyoplastron and the metal casing subassembly, well iron sheet both sides are buckled the shaping respectively and are had first locking arm and the second locking arm that extends forward, and this first locking arm and second locking arm are fixed in this hyoplastron both sides face respectively, and this first locking arm front end has the first latch portion of outside protruding stretching, and this second locking arm front end has the second latch portion of outside protruding stretching. The utility model discloses with well iron sheet and first, second locking arm set design one-tenth part, reduce spare part quantity, save the die sinking expense and improve the packaging efficiency to save the cost, be convenient for improve market competition.

Description

USB 3.1Type-C connector

The technical field is as follows:

the utility model relates to a connector product field refers in particular to a USB 3.1Type-C connector.

Background art:

USB, an abbreviation of Universal Serial BUS, is a standard for external BUS, and is used to standardize connection and communication between computer and external device, and is an interface technology applied in PC field. USB was proposed by a combination of companies such as Intel, Conjun, IBM, Microsoft, etc., at the end of 1994. The USB has high transmission speed and is very convenient to use. The USB interface also has the advantages of supporting the plug-and-play and hot plug functions of the equipment, being flexible in connection, independent in power supply and the like, can be connected with a mouse, a keyboard, a printer, a scanner, a camera, a flash disk, an MP3 player, a mobile phone, a digital camera, a mobile hard disk, an external optical floppy drive, a USB network card, an ADSL Modem, a Cable Modem and the like, almost all external equipment is provided with the USB interface, and the USB interface is very widely used.

Type C is a connection interface of USB interface, can insert not dividing positive and negative two sides, and the size is about 8.3mm 2.5mm, supports functions such as USB standard charging, data transmission, demonstration output with other interfaces. USB Type C is mainly oriented to thinner, thinner devices, enhancing usability, and laying a way for performance enhancement of future USB versions.

The USB Type-C connector in the prior art comprises an upper terminal module and a lower terminal module which are vertically stacked and fixed together, a middle iron sheet arranged between the upper terminal module and the lower terminal module, and a metal shell assembly fixed on the periphery of the upper terminal module and the lower terminal module, wherein the front end of the upper terminal module and the front end of the lower terminal module are combined to form a tongue plate, and a butt joint space is formed between the tongue plate and the metal shell assembly. The surface of the outer side of the tongue plate, which is butted with the plug, is not provided with a metal clamping structure, so that the tongue plate is only clamped and locked with the plug through plastic, the structure is unstable, the insertion and extraction force is large, and the product is poor. For this reason, some producers can add the metal kayser on USB Type-C connector to this solves above-mentioned problem, but, has add the metal kayser after, can increase the die sinking expense to also can add one more equipment process, lead to having increased manpower and materials, the cost is improved, is unfavorable for market competition.

In view of the above, the present inventors propose the following.

The utility model has the following contents:

an object of the utility model is to overcome prior art's not enough, provide a USB 3.1Type-C connector.

In order to solve the technical problem, the utility model discloses a following technical scheme: the USB 3.1Type-C connector comprises an upper terminal module and a lower terminal module which are vertically stacked and assembled together, a middle iron sheet arranged between the upper terminal module and the lower terminal module, and a metal shell assembly fixed on the periphery of the upper terminal module and the lower terminal module, wherein the front end of the upper terminal module, the front end of the middle iron sheet and the front end of the lower terminal module are combined to form a tongue plate, a butt joint space is formed between the tongue plate and the metal shell assembly, first locking arms and second locking arms extending forwards are respectively formed by bending the two sides of the middle iron sheet, the first locking arms and the second locking arms are respectively fixed on the two side surfaces of the tongue plate, the front end of each first locking arm is provided with a first locking part protruding outwards, and the front end of each second locking arm is provided with a second locking part protruding outwards.

Furthermore, in the above technical solution, two sides of the middle iron sheet are respectively bent upward to form a first bending portion and a second bending portion, a front end of the first bending portion is inclined and extended from top to bottom to form a first extending portion, and the first locking arm is extended forward along an end portion of the first extending portion; the front end of the second bending part extends from top to bottom in an inclined mode to form a second extending part, and the second locking arm extends forwards along the end part of the second extending part to form the second locking arm.

Further, in the above technical solution, a plastic seat for fixing the upper terminal module, the lower terminal module and the middle iron sheet together is integrally formed at the periphery of the upper terminal module and the lower terminal module by injection molding, the front end of the plastic seat covers the outer surface of the tongue plate, and the plastic seat further fixes the first locking arm and the second locking arm at two side surfaces of the tongue plate.

Further, in the above technical solution, a first convex hull protruding outward is further formed on the first locking arm; and a second convex hull which protrudes outwards is also formed on the second locking arm.

Furthermore, in the above technical solution, the front ends of the first locking arm and the second locking arm are respectively bent to form a third bent portion and a fourth bent portion, and the third bent portion and the fourth bent portion are both disposed at the front end of the tongue plate and covered by the front end of the plastic seat.

Furthermore, in the above technical solution, at least one fixing leg is formed by bending the rear end of the middle iron sheet, and the fixing leg is inserted into a positioning groove formed in the lower terminal module.

Furthermore, in the above technical solution, the middle iron sheet is provided with a positioning hole, the lower end of the upper terminal module is formed with a first positioning protrusion, the lower terminal module is formed with a second positioning protrusion, and the first positioning protrusion and the second positioning protrusion are fitted into the positioning hole.

Furthermore, in the above technical solution, the two sides of the middle iron sheet are formed with guiding connection portions protruding outwards, and the guiding connection portions extend out of the upper terminal module, the lower terminal module and the plastic seat and contact with the metal shell assembly.

Furthermore, in the above technical solution, the metal shell assembly includes an inner metal shell fixedly wrapped around the upper terminal module and the lower terminal module, and an outer metal shell fixedly installed around the inner metal shell, wherein third convex hulls protruding inwards are formed on inner walls of two sides of the inner metal shell, and fourth convex hulls protruding inwards are formed on inner walls of a lower side of the inner metal shell.

Furthermore, among the above-mentioned technical scheme, the middle part of interior metal casing upside inner wall and downside inner wall is formed with the first spacing portion that blocks and the spacing portion is blockked to the inboard protruding first and second respectively, and this first spacing portion that blocks and the spacing portion is blockked to the second and is located in the fashioned third spacing groove of both ends front end and fourth spacing groove about the plastic seat respectively, this plastic seat an organic whole injection moulding in it is peripheral to go up terminal module and lower extreme submodule, and this interior metal casing upside inner wall is the die-cut shaping still has a plurality of spacing cards, and this spacing card is gone into in the fashioned fifth spacing groove of this plastic seat up end rear end.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: the utility model discloses under the prerequisite that does not increase extra part, in the first locking arm and the second locking arm of the shaping of buckling respectively of well iron sheet both sides forward extension, this first locking arm and second locking arm are fixed in respectively this hyoplastron both sides face for carry out the kayser location with the plug that inserts the butt joint space, with this guarantee the plug insert the back better with the hyoplastron butt joint, and form stable communication, and can make the effective control of pull out power at the median, guarantee the utility model discloses life and quality, in addition, fixed mounting respectively behind this hyoplastron both sides face on this first locking arm and the second locking arm, can further strengthen the structural strength of hyoplastron, guarantee to cross smoothly and hang heavily the test, and can improve life, the order the utility model discloses extremely strong market competition has. In other words, the utility model discloses with well iron sheet and first, the second locking arm set design into a part, reduce spare part quantity, save the die sinking expense and improve the packaging efficiency to save the cost, be convenient for improve market competition.

Description of the drawings:

fig. 1 is a perspective view of the present invention;

fig. 2 is a perspective view of another perspective of the present invention;

fig. 3 is an exploded perspective view of the present invention;

FIG. 4 is a perspective view of a middle iron sheet of the present invention;

fig. 5 is a perspective view of another perspective of the middle iron sheet of the present invention;

fig. 6 is a perspective view of the present invention after the metal shell assembly is disassembled;

fig. 7 is an assembly view of the upper terminal module, the lower terminal module and the middle iron sheet according to the present invention;

fig. 8 is a perspective view of the upper middle terminal module of the present invention;

fig. 9 is a perspective view of the middle and lower terminal module of the present invention;

fig. 10 is a perspective view of the plastic seat of the present invention.

Description of reference numerals:

1 first positioning projection of tongue plate 11 of terminal module 100

12 first limiting convex part of the first limiting groove 122 of the insulating base 121

13 upper terminal 2 lower terminal module 21 positioning groove

22 second positioning lug 23 lower terminal of insulating seat 24

3-iron sheet 31 first lock arm 311 first latch part

312 first convex hull 313 third bent part 32 second locking arm

321 fourth bending part of the second locking part 322 of the second convex hull 323

33 first bending part 34 second bending part 35 first extension part

36 second extension 37 fixing foot 38 positioning hole

39 lead-in 4 metal shell assembly 41 inner metal shell

411 third convex hull 412 fourth convex hull 413 first block limiting part

414 position-limiting card 42 outer metal shell 5 plastic seat

51 third limiting groove 52 fifth limiting groove 53 second limiting convex part

54 second limiting groove

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and accompanying drawings.

As shown in fig. 1-10, is a USB 3.1Type-C connector, which comprises an upper terminal module 1 and a lower terminal module 2 which are vertically stacked and assembled together, a middle iron sheet 3 which is arranged between the upper terminal module 1 and the lower terminal module 2, and a metal shell component 4 which is fixed on the periphery of the upper terminal module 1 and the lower terminal module 2, the front end of the upper end sub-module 1, the front end of the middle iron sheet 3 and the front end of the lower end sub-module 2 are combined to form a tongue plate 100, a butt space is formed between the tongue plate 100 and the metal shell component 4, a first locking arm 31 and a second locking arm 32 extending forwards are respectively bent and formed on two sides of the middle iron sheet 3, the first lock arm 31 and the second lock arm 32 are respectively fixed on two sides of the tongue plate 100, and the front end of the first lock arm 31 has a first locking portion 311 protruding outwards, and the front end of the second lock arm 32 has a second locking portion 321 protruding outwards. The utility model discloses under the prerequisite that does not increase extra part, bend the shaping respectively in 3 both sides of well iron sheet and have first locking arm 31 and the second locking arm 32 of forward extension, this first locking arm 31 and second locking arm 32 are fixed in respectively this hyoplastron 100 both sides face for carry out the kayser location with the plug that inserts the butt joint space, with this guarantee the plug insert the back better with hyoplastron 100 butt joint, and form stable communication, and can make the effective control of pull-out power at the median, guarantee the utility model discloses life and quality, in addition, fixed mounting respectively behind this hyoplastron 100 both sides face on this first locking arm 51 and the second locking arm 52, can further strengthen the structural strength of hyoplastron 100, guarantee to cross the heavy test of hanging smoothly, and can improve life, the order the utility model discloses extremely strong market competition has. In other words, the utility model discloses with well iron sheet 3 and first, second locking arm 51, 52 set design into a part, reduce spare part quantity, save the die sinking expense and improve the packaging efficiency to save the cost, be convenient for improve market competition.

As shown in fig. 4 and 5, a first bending portion 33 and a second bending portion 34 are respectively formed by bending two sides of the middle iron sheet 3 upwards, a first extending portion 35 is formed by extending the front end of the first bending portion 33 from top to bottom in an inclined manner, and the first locking arm 31 is formed by extending the end portion of the first extending portion 35 forwards, so that the side edge of the middle iron sheet 3 corresponds to the middle portion of the first locking arm 31, and it is ensured that the first locking arm 31 can be accurately assembled on the side surface of the tongue plate 100 and can wrap the side surface of the tongue plate 100; the front end of the second bending part 34 is inclined and extended from top to bottom to form a second extending part 36, and the second locking arm 32 is extended forward along the end of the second extending part 36, so that the side edge of the middle iron piece 3 corresponds to the middle part of the second locking arm 32, and the second locking arm 32 can be accurately assembled on the side surface of the tongue plate 100 and can wrap the side surface of the tongue plate 100.

Combine figure 3, 6 to show, go up terminal module 1 and the peripheral integrative injection moulding of lower terminal module 2 and be used for the plastic seat 5 together fixed with this upper terminal module 1, lower terminal module 2 and well iron sheet 3, make and go up terminal module 1 and lower terminal module 2 and well iron sheet 3 and form a whole, not only guarantee with this the utility model discloses the stability of structure, and be convenient for the utility model discloses the convenience of later stage equipment further improves market competition. The front end of the plastic seat 5 covers the outer surface of the tongue plate 100, and the plastic seat 5 further fixes the first locking arm 31 and the second locking arm 32 on two side surfaces of the tongue plate 100, and outer side surfaces of the first locking arm 31 and the second locking arm 32 are exposed outside two side surfaces of the front end of the plastic seat 5.

As shown in fig. 3 to 5, the first lock arm 31 is further formed with a first convex hull 312 protruding outward; the second locking arm 32 is further formed with a second convex hull 322 projecting outwardly therefrom. After forming the first convex hull 312 and the second convex hull 322 on the first locking arm 31 and the second locking arm 32 respectively, the effective control of the pull-out force can be further ensured at the intermediate value, ensuring the utility model discloses the quality and life.

Referring to fig. 3, the upper terminal module 1 includes an upper insulating base 12 and a plurality of upper terminals 13 integrally fixed to the upper insulating base 12. The lower terminal module 2 includes a lower insulating base 23 and a plurality of lower terminals 24 integrally fixed to the lower insulating base 23. The front end of the upper insulating base 12, the lower insulating base 23 and the front end of the middle iron sheet 3 are combined to form the tongue plate.

Referring to fig. 3 and 7, the front ends of the first locking arm 31 and the second locking arm 32 are respectively formed with a third bending portion 313 and a fourth bending portion 323 by bending, and the third bending portion 313 and the fourth bending portion 323 are both disposed at the front end of the tongue plate 100 and covered by the front end of the plastic seat 5, so that the first locking arm 31 and the second locking arm 32 are more stably assembled on the tongue plate 100.

As shown in fig. 3, 4, 5, 8, and 9, at least one fixing foot 37 is formed at the rear end of the middle iron sheet 3 by bending, the fixing foot 37 is inserted into a positioning groove 21 formed on the lower terminal module 2, in addition, the middle iron sheet 3 is provided with a positioning hole 38, a first positioning protrusion 11 is formed at the lower end of the upper terminal module 1, a second positioning protrusion 22 is formed on the lower terminal module 2, and the first positioning protrusion 11 and the second positioning protrusion 22 are embedded into the positioning hole 38 in a matching manner, so that the middle iron sheet 3 is stably assembled between the upper terminal module 1 and the lower terminal module 2, and the stability of the overall structure is ensured. The first positioning protrusion 11 is formed on the lower end surface of the upper insulating base 12, and the positioning groove 21 and the second positioning protrusion 22 are formed on the upper end of the lower insulating base 23.

Referring to fig. 3, 6 and 10, a first limiting groove 121 and a first limiting protrusion 122 located beside the first limiting groove 121 are disposed at the upper end of the upper insulating base 12; the plastic seat 5 is formed with a second limit protrusion 53 and a second limit groove 54 corresponding to the first limit groove 121 and the first limit protrusion 122, the second limit protrusion 53 is disposed in the first limit groove 121, the second limit groove 54 is in butt joint with the first limit protrusion 122, and the plastic seat 5 further covers the periphery of the upper insulating seat 12 and the lower insulating seat 23, so as to ensure that the plastic seat 5 is stably assembled with the upper insulating seat 12 and the lower insulating seat 23.

Combine to be shown in fig. 4-6, the equal shaping of 3 both sides of well iron sheet has outside outstanding lead junction part 39, and this lead junction part 39 stretches out outside this upper end submodule group 1, lower extreme submodule group 2 and plastic seat 5 to contact with metal casing subassembly 4, so that should well iron sheet 3 can reach the ground connection effect, improve the utility model discloses external interference killing feature.

As shown in fig. 3, the metal shell assembly 4 includes an inner metal shell 41 fixedly wrapped around the upper terminal module 1 and the lower terminal module 2, and an outer metal shell 42 fixedly mounted around the inner metal shell 41, wherein third convex hulls 411 protruding inward are formed on inner walls of two sides of the inner metal shell 41, and fourth convex hulls 412 protruding inward are formed on inner walls of a lower side of the inner metal shell 41. After the plug inserted this butt joint space, this plug periphery is injectd by third convex closure 411 and fourth convex closure 412, makes this plug by third convex closure 411 and the centre gripping location of fourth convex closure 412, and the plug can not be in butt joint space horizontal hunting, guarantees the stability of this plug and hyoplastron butt joint and the quality of communication, prevents to appear disconnected news problem, further improves the utility model discloses a market competition.

Referring to fig. 3, a first blocking limiting portion 413 and a second blocking limiting portion which protrude inwards are formed in the middle of the upper inner wall and the lower inner wall of the inner metal shell 41 respectively, the first blocking limiting portion 413 and the second blocking limiting portion are clamped in a third limiting groove 51 and a fourth limiting groove formed in the front ends of the upper end face and the lower end face of the plastic seat 5 respectively, the plastic seat 5 is integrally injection-molded around the upper terminal module 1 and the lower terminal module 2, a plurality of limiting clamping pieces 414 are formed on the upper inner wall of the inner metal shell 41 in a punching manner, and the limiting clamping pieces 414 are clamped in a fifth limiting groove 52 formed in the rear end of the upper end face of the plastic seat 5, so that the inner metal shell 41 and the plastic seat 5 are positioned in the front-back direction, and the stability of the assembly structure is guaranteed.

To sum up, the utility model discloses under the prerequisite that does not increase extra part, buckle respectively in 3 both sides of well iron sheet and become first locking arm 31 and the second locking arm 32 that has forward extension, this first locking arm 31 and second locking arm 32 are fixed in this hyoplastron 100 both sides face respectively for carry out the kayser location with the plug that inserts the butt joint space, with this guarantee the plug insert after better with hyoplastron 100 butt joint, and form stable communication, and can make the effective control of pull-out force at the median, guarantee the utility model discloses life and quality, in addition, fixed mounting respectively behind this hyoplastron 100 both sides face on this first locking arm 51 and the second locking arm 52, can further strengthen the structural strength of hyoplastron 100, guarantee to cross the heavy test smoothly, and can improve life, the order the utility model discloses extremely strong market competition has. In other words, the utility model discloses with well iron sheet 3 and first, second locking arm 51, 52 set design into a part, reduce spare part quantity, save the die sinking expense and improve the packaging efficiency to save the cost, be convenient for improve market competition.

Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.

Claims

The USB 3.1Type-C connector comprises an upper terminal module and a lower terminal module which are vertically stacked and assembled together, a middle iron sheet arranged between the upper terminal module and the lower terminal module, and a metal shell component fixed on the periphery of the upper terminal module and the lower terminal module, wherein the front end of the upper terminal module, the front end of the middle iron sheet and the front end of the lower terminal module are combined to form a tongue plate, and a butt joint space is formed between the tongue plate and the metal shell component,

the method is characterized in that: and a first locking arm and a second locking arm which extend forwards are respectively formed on two sides of the middle iron sheet in a bent mode, the first locking arm and the second locking arm are respectively fixed on two side faces of the tongue plate, a first clamping and locking part which protrudes outwards is arranged at the front end of the first locking arm, and a second clamping and locking part which protrudes outwards is arranged at the front end of the second locking arm.
2. The USB 3.1Type-C connector of claim 1, wherein: two sides of the middle iron sheet are respectively bent upwards to form a first bending part and a second bending part, the front end of the first bending part obliquely extends from top to bottom to form a first extending part, and the first locking arm extends forwards along the end part of the first extending part; the front end of the second bending part extends from top to bottom in an inclined mode to form a second extending part, and the second locking arm extends forwards along the end part of the second extending part to form the second locking arm.
3. The USB 3.1Type-C connector of claim 1, wherein: the plastic seat is used for fixing the upper terminal module, the lower terminal module and the middle iron sheet together, the front end of the plastic seat covers the outer surface of the tongue plate, and the plastic seat further fixes the first locking arm and the second locking arm on two side surfaces of the tongue plate.
4. The USB 3.1Type-C connector of claim 1, wherein: a first convex hull protruding outwards is formed on the first locking arm; and a second convex hull which protrudes outwards is also formed on the second locking arm.
5. The USB 3.1Type-C connector of claim 3, wherein: the front ends of the first locking arm and the second locking arm are respectively bent and formed with a third bending part and a fourth bending part, and the third bending part and the fourth bending part are arranged at the front end of the tongue plate and covered by the front end of the plastic seat.
6. The USB 3.1Type-C connector of claim 1, wherein: and the rear end of the middle iron sheet is bent and formed with at least one fixed foot which is inserted into a positioning groove formed in the lower terminal module.
7. The USB 3.1Type-C connector of claim 6, wherein: the middle iron sheet is provided with a positioning hole, a first positioning lug is formed at the lower end of the upper terminal module, a second positioning lug is formed on the lower terminal module, and the first positioning lug and the second positioning lug are matched and embedded into the positioning hole.
8. The USB 3.1Type-C connector of claim 7, wherein: and the two sides of the middle iron sheet are respectively provided with a guide connection part which protrudes outwards, and the guide connection parts extend out of the upper end sub-module, the lower terminal module and the plastic seat and are in contact with the metal shell assembly.
9. The USB 3.1Type-C connector of any one of claims 1-8, wherein: the metal shell assembly comprises an inner metal shell fixedly wrapped on the peripheries of the upper terminal module and the lower terminal module and an outer metal shell fixedly mounted on the periphery of the inner metal shell, third convex hulls protruding inwards are formed on the inner walls of the two sides of the inner metal shell, and fourth convex hulls protruding inwards are formed on the inner walls of the lower side of the inner metal shell.
10. The USB 3.1Type-C connector of claim 9, wherein: the middle part of interior metal casing upside inner wall and downside inner wall is the shaping respectively has the first spacing portion that blocks and the second spacing portion that blocks that inwards protrudes, and this first spacing portion that blocks and the second blocks that spacing portion block respectively to locate in the fashioned third spacing groove of both ends face front end and fourth spacing groove about the plastic seat, this plastic seat an organic whole injection moulding in it is peripheral to go up terminal module and lower terminal module, and this interior metal casing upside inner wall is die-cut shaping still has a plurality of spacing cards, and this spacing card is gone into in the fashioned fifth spacing groove of this plastic seat up end rear end.