TWM467221U - Electrical connector and its housing integrated with locking structure - Google Patents

Description

Electrical connector and housing with integrated locking structure

The present invention is to provide an electrical connector, and more particularly to an electrical connector and a housing having an integrated latch structure.

Most of today's electronic devices are equipped with a universal serial bus (USB) connector, and the electronic device is a personal computer, a mobile phone, a digital camera or a music player, so that the electronic device can be connected through a universal serial bus. The device performs signal transmission. Due to the different environments in which the products are used, the performance requirements of the connectors vary from product to product.

The micro-USB (Micro-B) plug connectors are provided with two locking fasteners, which can be used to hook and match with the mating connector to achieve stable cooperation of the two connectors. However, the two locking members are independent members, which must be separately molded and assembled in the connector, which causes inconvenience in production and assembly, and increases manufacturing costs.

Furthermore, the conventional micro USB (Micro-B) plug connector has a two-piece design of the insulating body, which also causes inconvenience in production and assembly, increases manufacturing costs, and is easy to accumulate tolerance when the insulating body is combined. Produced, structural stability is poor.

In summary, the creator feels that the above-mentioned deficiencies can be improved. He has devoted himself to research and cooperates with the application of academics, and finally proposes a design that is reasonable in design and effective in improving the above-mentioned deficiencies.

The technical problem to be solved by the present invention is to provide an electrical connector and a housing with an integrated locking structure, which can be easily produced and assembled, and the manufacturing cost is reduced.

The technical problem to be solved by the present invention is to provide an electrical connector and a housing with an integrated locking structure, which has better structural stability.

In order to solve the above technical problem, the present invention provides an electrical connector, comprising: an insulative housing having a base and a tongue plate projecting forwardly from the base; a plurality of terminals, the setting thereof The terminals have a fixing portion, a contact portion and a soldering portion, and the fixing portions of the terminals are on the insulating body, and the contact portions of the terminals are disposed on the tongue plate. a soldering portion of the terminal exposes the base; a mask housing covering the rear end of the insulating body; a metal shell having two perforations at the top of the metal shell, the metal shell being wrapped around the insulating body The metal casing is located at the front of the shielding shell; and two locking members are formed by the shielding shell, and the two locking members protrude from the front end of the shielding shell, and the two locking members are respectively Having a resilient arm and a latching portion, one end of the resilient arm is coupled to the mask housing, the latching portion is coupled to the other end of the resilient arm, and the latching portions of the latching members extend through the two through holes Outside the metal casing.

In order to solve the above technical problem, the present invention also provides a housing for an electrical connector integrated latch structure, comprising: a mask housing; a metal housing having two perforations at the top of the metal housing, the metal housing being located in the cover a front side of the cover shell; and two latching members extending from the mask housing, the two latching members projecting from the front end of the mask housing, the two latching members each having a resilient arm and a lock One end of the elastic arm is connected to the mask shell, and the latching portion is connected to the other end of the elastic arm, and the latching portions of the two latching members extend through the two through holes to the outside of the metal shell.

The present invention has at least the following advantages: the two locking members of the present invention are formed by extending from the mask housing, that is, the two locking members and the mask housing are integrally formed, so that the number of parts can be reduced to facilitate production and assembly. To reduce manufacturing costs.

The insulative body of the present invention can also be integrally formed, and the number of parts can also be reduced to It is easy to produce and assemble, and the manufacturing cost is reduced, and the insulating body is integrally formed without cumulative tolerance and structural stability is better.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings are only for reference and description, and are not intended to limit the creation.

1‧‧‧Insulating body

11‧‧‧Base

12‧‧ ‧ tongue

13‧‧‧First card block

14‧‧‧Second block

2‧‧‧ terminals

21‧‧‧ Fixed Department

22‧‧‧Contacts

23‧‧‧Weld Department

3‧‧‧Mask shell

31‧‧‧First cover

311‧‧‧ top board

312‧‧‧ first side panel

313‧‧‧Carcon

314‧‧‧ first notch

315‧‧‧second notch

316‧‧‧First clasp

317‧‧‧Second buckle

318‧‧‧Connecting piece

32‧‧‧Second cover

321‧‧‧floor

322‧‧‧Second side panel

323‧‧‧Cable fasteners

324‧‧‧ first buttonhole

4‧‧‧Metal casing

41‧‧‧ Third clasp

42‧‧‧Second buttonhole

43‧‧‧Perforation

44‧‧‧stops

5‧‧‧Locks

51‧‧‧Flexible arm

52‧‧‧Locking Department

Figure 1 is an exploded perspective view of the electrical connector of the present invention.

2 is an exploded perspective view of another angle of the present electrical connector.

FIG. 3 is a perspective assembled view of the electrical connector of the present invention.

4 is a perspective assembled view of another angle of the present electrical connector.

Figure 5 is a cross-sectional view (1) of the present electrical connector.

Figure 6 is a cross-sectional view (2) of the present electrical connector.

Figure 7 is a cross-sectional view (3) of the present electrical connector.

Referring to FIG. 1 to FIG. 4 , the present invention provides an electrical connector, especially a micro USB (Micro-B) plug connector, including an insulative housing 1 , a plurality of terminals 2 , a mask housing 3 , and a Metal casing 4.

The insulative housing 1 is made of, for example, a plastic material, and has a base 11 and a tongue 12. The tongue 12 can protrude forward from the base 11. The base 11 and the tongue 12 can be integrally formed. The insulative housing 1 is formed into an integrally formed structure, but the base 11 and the tongue plate 12 may also be of a combined design. Each of the two sides of the base 11 may be provided with a first block 13 which is preferably, but not limited to, square. The top surface of the base 11 may also be provided with a second block 14 which may be elongated but not limited.

The terminals 2 are preferably made of a metal having good electrical conductivity or an alloy material thereof, and conform to the specifications of Micro-B. The terminals 2 are disposed on the insulative housing 1 , that is, the terminals 2 are respectively penetrated through the base 11 and disposed on the tongue plate 12 , and the USB 2.0 can be executed. Transmission agreement. The terminal 2 has a fixing portion 21, a contact portion 22 and a soldering portion 23 connected to each other. Referring to FIG. 5 to FIG. 7 together, the fixing portion 21 of the terminals 2 is fixed on the insulative housing 1. The contact portions 22 of the terminals 2 project forward from the fixing portion 21 and are disposed on the tongue plate 12. The soldering portions 23 of the terminals 2 project rearward from the fixing portion 21 and expose the susceptor 11. The soldering portions 23 of the terminals 2 are generally soldered to the cables to form a cable connector, but may be electrically connected to other devices without limitation.

The mask housing 3 is made of metal or its alloy material, the mask housing 3 is a hollow housing, and the two locking members 5 are formed by the mask housing 3, which can be made into a latch of the electrical connector. structure. The mask housing 3 preferably has a modular design, that is, the mask housing 3 preferably includes a first cover 31 and a second cover 32, and the first cover 31 and the second cover 32 is combined by snapping.

In the embodiment, the first cover 31 has a top plate 311 and two first side plates 312 extending downward from both sides of the top plate 311. The top plate 311 can be provided with a card hole 313 corresponding to the second block 14 . The first side plate 312 can be respectively provided with a first notch 314 and a second notch 315 . The first notch 314 is formed on the first side plate. The lower edge of 312 corresponds to the first block 13 . The second recess 315 is opened at the front end of the first side plate 312. The two first side plates 312 can each be provided with a first protruding buckle 316 protruding from the outer wall. A second cleat 317 protruding from the inner wall may be disposed at the front end of the top plate 311.

The second cover 32 has a bottom plate 321 and two second side plates 322 extending upward from both sides of the bottom plate 321 . The rear end of the bottom plate 321 can be extended to form a cable fastening member 323 for fastening to the cable. The two second side plates 322 can be respectively provided with a first fastening hole 324 corresponding to the first protruding buckle 316.

In the present embodiment, the front end of the first cover 31 of the mask housing 3 extends to form a connecting piece 318. The connecting piece 318 is lower than the top plate 311 of the first cover 31, and the two locking members 5 are separated by two connecting pieces 318. The side extension is formed such that the two locking members 5 protrude from the front end of the mask housing 3 (first cover 31). However, the two locking members 5 are not limited to be connected to the two sides of the connecting piece 318, for example, the front end of the connecting piece 318 and the first cover 31 may be used. The top plate 311, the two first side plates 312 or the second cover 32 are extended and are not limited. The structure of the two locking members 5 is not limited. In this embodiment, the two locking members 5 each have a resilient arm 51 and a locking portion 52. One end of the elastic arm 51 is connected to the mask housing 3, that is, One end of the elastic arm 51 is connectable to the connecting piece 318 of the first cover 31, and the locking portion 52 is connected to the other end of the elastic arm 51.

The metal casing 4 is made of metal or an alloy material thereof, and the metal casing 4 is a hollow casing. A third cleat 41 corresponding to the second recess 315 may be protruded from each of the rear ends of the metal casing 4. A second buttonhole 42 corresponding to the second button 317 may be disposed at the top rear end of the metal casing 4. A perforation 43 corresponding to the locking member 5 may be provided at each of the top sides of the top of the metal casing 4. Two stops 44 are protruded from the bottom rear end of the metal casing 4.

The mask housing 3 and the metal housing 4 together form an outer casing of the electrical connector so as to be wrapped around the insulating body 1. In the present embodiment, the mask housing 3 includes a first cover 31 and a second cover 32. When assembling, the first cover 31 is first placed on the rear end of the insulative housing 1 from the top and bottom covers. The first recess 314 and the first latch 13 are engaged with each other, and the latch 313 and the second latch 14 are engaged with each other such that the first cover 31 is connected to the rear end of the insulative housing 1 . Then, the metal casing 4 is sleeved from the front to the back of the insulative housing 1 so that the metal casing 4 is wrapped around the insulative housing 1 , and the third and fourth notches 41 and 315 are fastened to each other, and the second and second fastening holes 42 and 42 are respectively The two buckles 317 are fastened to each other such that the rear end of the metal casing 4 is connected to the first cover 31. At this time, the locking portions 52 of the two locking members 5 extend through the two through holes 43 to the outside of the metal casing 4 so as to be connected with the butt joint. The devices are hooked to each other to achieve a stable fit of the two connectors. After the cable is soldered to the soldering portion 23 of the terminals 2, the second cover 32 is placed on the rear end of the insulative housing 1 from the bottom cover, so that the first buttonhole 324 and the first button 316 are fastened to each other. The first cover body 31 and the second cover body 32 are connected to form a mask case 3, and the cover case 3 can be wrapped around the rear end of the insulative housing 1 and the cable fastening member 323 can be fastened and fixed to the line. cable. The two stopping portions 44 of the metal casing 4 can abut against the front end inner wall of the second cover 32, so that the rear end of the metal casing 4 is connected to the second cover 32, so that the rear end of the metal casing 4 can be more stably connected to Mask housing 3, The metal casing 4 is located in front of the mask casing 3.

In another embodiment of the present invention, the first cover body 31 and the second cover body 32 are also integrally formed integrally (not shown), that is, the mask case 3 is integrally formed. Furthermore, the mask housing 3 and the metal housing 4 can also be integrally formed integrally, that is, the housing of the electrical connector is an integrally formed structure.

The two locking fasteners of the present invention are formed by the extension of the mask casing, that is, the two locking components and the shielding shell are integrally formed, so that the number of parts can be reduced, which is convenient for production and assembly, and the manufacturing cost is reduced.

Secondly, the insulating body of the present invention can be integrally formed, and the number of parts can be reduced, so that the production and assembly can be reduced, the manufacturing cost is reduced, and the insulating body is integrally formed without cumulative tolerance, and the structural stability is better.

In addition, a plurality of latching mechanisms are disposed between the insulative housing, the mask housing and the metal housing of the present invention. For example, the first recess and the first latch are engaged with each other, and the third and second recesses are interlocked with each other. The engaging hole and the second engaging block are engaged with each other, the first fastening hole and the first protruding buckle are engaged with each other, and the second fastening hole and the second protruding buckle are mutually engaged, so that the insulating body and the shielding shell can be made And the solid connection between the metal casing, so that the bonding strength is better.

However, the above description is only the preferred embodiment of the present invention, and it is not intended to limit the scope of patent protection of this creation. Therefore, the equivalent changes made by using this creation specification and the contents of the schema are all included in the right of this creation. Within the scope of protection, it is given to Chen Ming.

1‧‧‧Insulating body

11‧‧‧Base

12‧‧ ‧ tongue

13‧‧‧First card block

14‧‧‧Second block

2‧‧‧ terminals

21‧‧‧ Fixed Department

22‧‧‧Contacts

23‧‧‧Weld Department

3‧‧‧Mask shell

31‧‧‧First cover

311‧‧‧ top board

312‧‧‧ first side panel

313‧‧‧Carcon

314‧‧‧ first notch

315‧‧‧second notch

316‧‧‧First clasp

317‧‧‧Second buckle

318‧‧‧Connecting piece

32‧‧‧Second cover

321‧‧‧floor

322‧‧‧Second side panel

323‧‧‧Cable fasteners

324‧‧‧ first buttonhole

4‧‧‧Metal casing

41‧‧‧ Third clasp

42‧‧‧Second buttonhole

43‧‧‧Perforation

5‧‧‧Locks

51‧‧‧Flexible arm

52‧‧‧Locking Department

Claims (18)

An electrical connector includes: an insulative housing having a base and a tongue plate projecting forwardly from the base; a plurality of terminals disposed on the insulative housing, the terminals The fixing portion of the terminal is disposed on the insulating body, the contact portion of the terminals is disposed on the tongue plate, and the soldering portion of the terminals exposes the base; a mask housing covering the rear end of the insulative housing; a metal housing having two through holes at the top of the metal housing, the metal housing being sleeved outside the insulating body, the metal housing being located in the mask housing And a front latching member, wherein the two latching members protrude from the front end of the mask housing, and the two latching members each have a resilient arm and a latching portion. One end of the elastic arm is connected to the mask shell, and the latching portion is connected to the other end of the elastic arm. The latching portions of the two latching members extend through the two through holes to the outside of the metal shell. The electrical connector of claim 1, wherein the mask housing comprises a first cover body and a second cover body, the first cover body has a top plate and extends downward from both sides of the top plate The two first side plates have a bottom plate and two second side plates extending upward from opposite sides of the bottom plate. The electrical connector of claim 2, wherein the front end of the first cover of the mask housing extends to form a connecting piece, the connecting piece is lower than the top plate of the first cover, and the two locking members are It is formed by extending forward from both sides of the connecting piece. The electrical connector of claim 2, wherein a first block is disposed on each side of the base, and each of the first side plates is provided with a first recess, and the first recess is disposed on the first recess The lower edge of the first side plate, the first notch and the first card block are engaged with each other. The electrical connector of claim 2, wherein each of the two sides of the metal casing is provided with a third buckle, and each of the two first side plates is provided with a second recess. The second recess is disposed at a front end of the first side plate, and the third buckle is engaged with the second recess. The electrical connector of claim 2, wherein the top surface of the base is provided with a second card block, and the top plate is provided with a card hole, and the card hole and the second card block are engaged with each other. The electrical connector of claim 2, wherein the two first side plates are respectively provided with a first protruding button, and the two second side plates are respectively provided with a first fastening hole, the first fastening hole and the first The buckles are fastened to each other. The electrical connector of claim 2, wherein a second buckle is disposed at a front end of the top plate, and a second buckle hole is disposed at a top end of the metal casing, the second buckle hole and the second The buckles are fastened to each other. The electrical connector of claim 2, wherein the metal housing has two stops at the bottom rear end thereof, the two blocking portions abutting against the front end inner wall of the second cover. The electrical connector of claim 1, wherein the base and the tongue are integrally formed. An electrical connector integrated with a latch structure includes: a mask housing; a metal housing having two perforations at the top of the metal housing, the metal housing being located in front of the mask housing; and two latches The two locking members protrude from the front end of the mask housing, and each of the two locking members has a resilient arm and a locking portion, and one end of the elastic arm is connected to The cover is connected to the other end of the elastic arm, and the locking portions of the two locking members extend through the two through holes to the outside of the metal casing. The housing of the electrical connector integrated latch structure of claim 11, wherein the mask housing comprises a first cover body and a second cover body, the first cover body having a top plate and Two first side plates extending downward from opposite sides of the top plate, the second cover body having a bottom plate and two second side plates extending upward from opposite sides of the bottom plate. The housing of the electrical connector integrated latch structure of claim 12, wherein the front end of the first cover of the mask housing extends to form a connecting piece, the connecting piece being lower than the first cover The top plate, the two locking members are formed to extend forward from both sides of the connecting piece. The housing of the electrical connector integrated latch structure according to claim 12, wherein the first side plates are respectively provided with a first recess, and the first recess is disposed at a lower edge of the first side plate. The housing of the electrical connector integrated latch structure of claim 12, wherein each of the two sides of the metal housing is provided with a third buckle, and each of the two first side panels is provided with a second recess. The second recess is disposed at a front end of the first side plate, and the third buckle is engaged with the second recess. The first connector of each of the first side panels is provided with a first buckle, and each of the two second side panels is provided with a first buttonhole. A buttonhole and the first buckle are engaged with each other. The housing of the electrical connector integrated latch structure according to claim 12, wherein a second buckle is disposed at a front end of the top plate, and a second button hole is disposed at a top end of the metal shell. The two fastening holes and the second buckle are engaged with each other. The housing of the electrical connector integrated latch structure according to claim 12, wherein the bottom end of the metal housing is provided with two stopping portions, and the two blocking portions abut against the second cover The front wall of the front end.