TWI821351B - Electrical connector assembly and a mating connector assembly - Google Patents

Abstract

An electrical connector assembly and a mating connector assembly thereof, the electrical connector assembly including an electrical connector and an auxiliary holder mounted on a circuit board, the electrical connector including an insulative housing and being received in the insulative housing a plurality of conductive terminals, the auxiliary holding members are mounted on the circuit board and separated from each other with the electrical connector assembly, and the auxiliary holding member includes a main body portion and a peripheral portion of the electrical connector an auxiliary holding portion of the auxiliary connector assembly of the main body portion.

Description

Electrical connector assembly and mating connector assembly

The present invention relates to an electrical connector assembly and a mating connector assembly thereof, and in particular to an electrical connector assembly capable of reliably mating with a mating connector assembly of multiple cables.

Taiwan's new patent No. TWM539731U discloses an electrical connector assembly and a butt connector assembly for docking with it. The electrical connector assembly is installed on a circuit board and includes an insulating body and a plurality of conductive terminals accommodated in the insulating body; The docking connector assembly includes a docking body, a plurality of docking terminals contained in the docking body, and a plurality of cables connected to the docking terminals. The retention between the electrical connector component and the mating connector component is achieved by the mating contact between the terminal and the body. However, since the mating connector components are provided with many cables, it is obviously not enough to firmly connect the two connector components only through the terminals and the body itself, which may easily cause the two connector components to separate from each other.

Therefore, it is necessary to provide a new electrical connector assembly and its mating connector assembly to overcome the above defects.

In view of the above, an object of the present invention is to provide an auxiliary retaining member that can prevent the electrical connector assembly and the mating connector assembly from being separated from each other after being docked.

In order to achieve the aforementioned objects, the object of the present invention is achieved through the following technical solutions: an electrical connector assembly installed on a circuit board, the electrical connector assembly includes an electrical connector installed on the circuit board and an auxiliary holding member , the electrical connector includes an insulating body and is contained in the insulating body A plurality of conductive terminals, the auxiliary holding member is installed on the circuit board and is separated from the electrical connector, the auxiliary holding member includes a main body portion surrounding the periphery of the electrical connector and a The main body part is connected to an auxiliary holding part for auxiliary holding of the mating connector assembly.

Further, the main body part includes a flat plate part and a welding part extending downward from the lateral side edges of the flat plate part and welded to the circuit board, and the flat plate part is provided with a hole for the electrical connector to pass through. The flat plate part is supported by the welding part and is suspended in the air.

Further, the insulating body extends longitudinally, a central slot is formed on the top surface of the insulating body, and the conductive terminal has a contact portion protruding into the central slot and extending out of the insulation. There are welding legs arranged in a row outside the longitudinal side wall of the body, and the lateral side edges of the flat plate portion respectively extend downward to form a pair of laterally spaced welding portions and all the welding portions located at the laterally spaced sides. As for the bending portion between the welding portions, the welding legs are located below the flat plate portion and are provided corresponding to the bending portion.

Further, both longitudinal sides of the flat plate portion are respectively bent upward to form the auxiliary holding portion, and a limiting space is formed between the two auxiliary holding portions to limit the movement of the docking connector assembly.

Further, the auxiliary holding part includes a vertical wall extending upward from the flat plate part, the upper end of the vertical wall is bent inward to form a locking convex part, and the rear side of the vertical wall is inward. The bending and extension form a stop portion.

Furthermore, the auxiliary holding part further includes a support wall formed by being folded outward from the upper end of the vertical wall and then extending downward and having solder legs welded to the circuit board. The support wall is connected to the vertical wall. The straight walls are spaced apart so that the vertical walls have space for elastic deformation in the transverse direction.

Further, both lateral sides of the flat plate portion extend forward beyond the welding portion to form an extension portion, the front end of the vertical wall is substantially flush with the front end of the extension portion, and the front end of the support wall is provided with a groove. , the front end of the vertical wall is bent outward to form a bent portion embedded in the groove.

Further, the rear end of the upper end of the vertical wall is folded outward to form a connecting portion connected to the support wall.

Further, notch portions are provided at transverse intervals between the extended portion and the flat portion.

Further, the docking connector assembly includes a docking connector, a sub-circuit board for mounting the docking connector, a plurality of cables connected to the sub-circuit board, and a shielding shell. The shielding shell is covered in In addition to the docking connector, the sub-circuit board and the plurality of cables, the surface of the shielding shell is provided with an opening for exposing the docking surface of the docking connector, and the shielding shell is recessed with the auxiliary retaining Snap-fit retaining groove.

Compared with the prior art, the present invention has the following beneficial effects: by providing an auxiliary retaining member to assist in retaining the mating connector components, the present invention can effectively prevent the two connector components from being separated from each other after being mated.

1000: Electrical connector assembly

100: Electrical connector

1: Insulating body

11:Central slot

2:Conductive terminal

21:Contact Department

22:Welding feet

3: Shell

300: Auxiliary holding piece

30:Main part

301: Flat plate department

3011: Grooving

3012: Bending part

3013: Notch part

3014:Extension Department

302:Welding Department

31: Auxiliary holding part

310:Limited space

311: vertical wall

3111:Lock convex part

3112:stop part

3113: Bending part

3114:Connection Department

312: Support wall

3121:Welding feet

3122: Groove

200:Circuit board

2000: Docking connector assembly

400: docking connector

401: docking surface

4: docking body

41: Annular side wall

42: Tongue plate

43: Ring slot

5: docking terminal

51:Contact Department

52:Welding feet

500: Sub-circuit board

600: Cable

700: shielding shell

701:Open your mouth

702: Retaining groove

703:dent

The first figure is a perspective view of the electrical connector assembly and the mating connector assembly separated according to the first embodiment of the present invention.

The second picture is a perspective view of the first picture from another perspective.

The third figure is a perspective view of the electrical connector assembly and the mating connector assembly according to the first embodiment of the present invention.

The fourth picture is a perspective view of the third picture from another perspective.

The fifth figure is an exploded perspective view of the electrical connector assembly according to the first embodiment of the present invention.

The sixth figure is an exploded perspective view of the docking connector assembly of the present invention.

The seventh picture is an exploded view of the seventh picture from another perspective.

The eighth figure is a schematic diagram of the assembly of the docking connector assembly and the electrical connector assembly according to the first embodiment of the present invention.

Figure 9 is a perspective view of the electrical connector assembly and the mating connector assembly in the second embodiment of the present invention.

Figure 10 is a perspective view of the electrical connector assembly and the mating connector assembly separated according to the second embodiment of the present invention.

Figure 11 is an exploded perspective view of the electrical connector assembly according to the second embodiment of the present invention.

Figure 12 is a perspective view of the auxiliary retaining member of the electrical connector assembly installed on the circuit board according to the second embodiment of the present invention.

The following specific embodiments will further illustrate the present invention in conjunction with the above-mentioned drawings.

Please refer to the first to twelfth figures, the electrical connector assembly 1000 of the present invention is used for mating with the mating connector assembly 2000. The electrical connector assembly 1000 is installed on a circuit board 200 . The electrical connector assembly 1000 includes an electrical connector 100 and an auxiliary holding member installed on the circuit board 200 and separated from the electrical connector 100 . 300. The electrical connector 100 includes an insulating body 1 and a plurality of conductive terminals 2 accommodated in the insulating body 1 . The docking connector assembly 2000 includes a docking connector 400 , a sub-circuit board 500 for mounting the docking connector 400 , a plurality of cables 600 connected to the sub-circuit board 500 and a shielding housing 700 .

The electrical connector 100 includes an insulating body 1 arranged longitudinally, a plurality of conductive terminals 2 accommodated in the insulating body 1, and a shell 3 covering the insulating body. The top of the insulating body 1 is concavely formed with a central slot 11 , and the conductive terminals 2 are longitudinally held in the insulating body 1 . The conductive terminals 2 have protrusions into the central slot 11 The contact portion 21 and the soldering pins 22 extending out of the longitudinal side wall of the insulating body 1 are arranged in a row. The docking connector 400 includes a docking body 4 and a docking terminal 5 received in the docking body 4 . The docking body 4 has an annular side wall 41 and a tongue plate 42 located in the annular side wall 41. A ring is formed between the tongue plate 42 and the annular side wall 41. The mating terminal 5 has a contact portion 51 exposed on the surface of the tongue plate 42 and a row of welding feet 52 extending out of the longitudinal side wall of the annular side wall 41 of the mating body 4 , the surface of the shielding housing 700 is provided with an opening 701 for exposing the mating surface 401 of the mating connector 400 . When the mating connector assembly 2000 is mated with the electrical connector assembly 1000 , the tongue plate 42 is inserted into the central slot 11 , and the contact portion 51 of the mating terminal 5 and the conductive terminal 2 The contact parts 21 are in contact.

Since the docking connector 400 is installed on the sub-circuit board 500 and connected to a plurality of cables 600 , in order to ensure that after the electrical connector 100 is docked with the docking connector 400 , there will be no damage due to the setting of the docking connector assembly 2000 More cables 600 will cause the two connectors to be gradually pushed up and separated. The electrical connector assembly 1000 uses an auxiliary retaining member 300 installed on the circuit board 200 to assist in retaining the butt connector assembly 2000, which can effectively avoid two connectors. The connector components disengage from each other after mating. The auxiliary holding member 300 includes a main body part 30 surrounding the periphery of the electrical connector 100 and an auxiliary holding part 31 connected to the main body part 30 to assist in holding the docking connector assembly 2000. The auxiliary holding part 30 is The portion 31 can buckle the docking connector assembly 2000 after the docking connector assembly 2000 is downwardly connected. The main body part 30 includes a flat plate part 301, a welding part 302 extending downward from both transverse side edges of the flat plate part 301 and welded to the circuit board 200, and a welding part 302 extending downward from both longitudinal sides of the flat plate part 301. The auxiliary holding portion 31 is bent and extended upward, and a limiting space 310 is formed between the two auxiliary holding portions 31 to limit the movement of the docking connector assembly 2000 . The flat portion 301 is provided with a slot 3011 for the electrical connector 100 to pass through. The slot 3011 allows the electrical connector 100 to be installed on the auxiliary holding member 300 from top to bottom. on the circuit board 200. Preferably, the flat plate portion 301 is supported by the welding portion 302 and is arranged in the air. In this way, when the docking connector assembly 2000 is docked and inserted with a large force, a certain buffer can be given to the docking electrical connector assembly 2000 to avoid damaging the electrical connection. device 100 and circuit board 200. The horizontal side edges of the flat plate portion 301 respectively extend downward to form a pair of longitudinally spaced welding portions 302 . The flat plate portion 301 is further provided with a pair of welding portions 302 located between the longitudinally spaced welding portions 302 . Bend part 3012. A row of welding pins 22 of the electrical connector 100 is located below the flat plate portion 301 and is provided corresponding to the bent portion 3012.

In order to effectively hold the docking connector assembly 2000, as shown in Figures 1 to 9, in the first embodiment of the present invention, the auxiliary holding part 31 includes a vertical plate extending upward from the flat part 301. Wall 311, the upper end of the vertical wall 311 is bent inward to form a locking protrusion 3111, and the shielding housing 700 of the docking connector assembly 2000 is recessed with a locking protrusion for the auxiliary holding portion 31 3111 snap-fit retaining groove 702. The rear side of the vertical wall 311 is bent inward and extends to form a stop portion 3112. The front end of the shielding housing 700 of the docking connector assembly 2000 is provided with depressions 703 on both sides. The stop portion 3112 is connected to the stop portion 3112. The recess 703 at the front end of the docking connector assembly 2000 is used for limiting. When the docking connector assembly 2000 is docked with the electrical connector assembly 1000, the docking connector assembly 2000 is first tilted to abut the recess 703 against the stop portion 3112, and then the docking connector 2000 is tilted toward the stop portion 3112. Press down to mate with the electrical connector assembly 1000 . In the present invention, the docking connector assembly 2000 can also enhance the reliable holding force with the electrical connector assembly 1000 by fixing the holding groove 702 on the locking protrusion.

In the second embodiment of the present invention, as shown in Figures 10 to 12 for details, the auxiliary holding part 31 further includes a support wall 312 formed by being folded outward from the upper end of the vertical wall 311 and extending downward. , the supporting wall 312 has soldering feet 3121 soldered to the circuit board 200 . The support wall 312 and the vertical wall 311 are spaced apart to allow the vertical wall 311 to have space for elastic deformation in the longitudinal direction to prevent the auxiliary holding portion from being damaged when the docking connector assembly 2000 is docked. 31. In addition, both lateral sides of the flat plate portion 301 extend forward beyond the welding portion 302 to form an extension portion 3014. The front end of the vertical wall 311 is substantially flush with the front end of the extension portion 3014. The support wall 312 A groove 3122 is provided at the front end. The front end of the vertical wall 311 is bent outward to form a bent portion 3113 embedded in the groove 3122, thereby assisting in supporting the extension portion 3014. Preferably, the rear end of the upper end of the vertical wall 311 is folded outward to form a connecting portion 3114 connected to the supporting wall 312. By disposing the connecting portion 3114 behind the vertical wall 311, The vertical wall 311 is provided with sufficient elastic force to expand outward. In addition, notch portions 3013 are provided at longitudinal intervals between the extension portion 3014 and the flat portion 301 , thus providing sufficient elastic force for the vertical wall 311 to open outwards.

The electrical connector assembly 1000 of the present invention can effectively stabilize the docking connector assembly 2000 by additionally providing the auxiliary holding member 300. The suspended arrangement of the flat plate portion 301 of the auxiliary holding member 300 can buffer the docking connector assembly 2000. The insertion force is relatively large during docking, and the auxiliary retaining member 300 is arranged around the periphery of the electrical connector 100 to effectively prevent other components (not shown) installed on the circuit board 200 from damaging the electrical connector during docking. 100.

To sum up, the above are only preferred embodiments of the present invention. However, those skilled in the art may still make various substitutions and modifications based on the teachings and disclosures of the present invention without departing from the spirit of the present invention. Therefore, the protection scope of the present invention should not be limited to the content disclosed in the embodiments. That is, any simple equivalent changes and modifications made based on the patent application scope of the present invention and the content of the description of the present invention should be covered by the following patent application scope.

1000: Electrical connector assembly

100: Electrical connector

1: Insulating body

2:Conductive terminal

200:Circuit board

300: Auxiliary holding piece

30:Main part

31: Auxiliary holding part

2000: Docking connector assembly

600: Cable

700: shielding shell

702: Retaining slot

Claims (9)

An electrical connector assembly is installed on a circuit board. The electrical connector assembly includes an electrical connector and an auxiliary holding member installed on the circuit board. The electrical connector includes an insulating body and an insulating body accommodated in the insulating body. A plurality of conductive terminals, wherein the auxiliary holding member is installed on the circuit board and separated from the electrical connector, and the auxiliary holding member includes a main body portion surrounding the periphery of the electrical connector and a The main body part is connected to an auxiliary holding part for auxiliary holding of a mating connector assembly. The main body part includes a flat plate part and welding holes extending downward from the lateral side edges of the flat plate part and welded to the circuit board. The flat plate portion is provided with a slot for the electrical connector to pass through, and the flat plate portion is supported by the welding portion and is suspended in the air. The electrical connector assembly as described in item 1 of the patent application, wherein the insulating body extends longitudinally, the top surface of the insulating body is recessed to form a central slot, and the conductive terminal has a protruding part extending into the The contact portion in the central slot and the welding pins extending out of the longitudinal side walls of the insulating body are arranged in a row. The transverse side edges of the flat portion extend downward to form a pair of longitudinally spaced-apart pins. The welding portion and the bending portion located between the welding portions spaced longitudinally, the welding legs are located below the flat plate portion and are provided corresponding to the bending portion. The electrical connector assembly as described in item 1 of the patent application, wherein the longitudinal sides of the flat plate portion are respectively bent upward to form the auxiliary holding portion, and a gap is formed between the two auxiliary holding portions to limit the butt joint. Limit space for movement of connector components. The electrical connector assembly according to claim 3, wherein the auxiliary holding portion includes a vertical wall extending upward from the flat portion, and the upper end of the vertical wall is bent inward to form a locking protrusion. part, the rear side of the vertical wall is bent inward and extends to form a stop part. The electrical connector assembly as claimed in item 4 of the patent application, wherein the auxiliary holding part further includes a welding hole formed by being folded outward from the upper end of the vertical wall and then extending downward to be welded to the circuit board. The support wall of the foot is spaced apart from the vertical wall so that the vertical wall has an elastic deformation space in the longitudinal direction. The electrical connector assembly as described in Item 5 of the patent application, wherein both lateral sides of the flat plate portion extend forward beyond the welding portion to form an extension portion, and the front end of the vertical wall is approximately the same as the front end of the extension portion. Flush, the front end of the support wall is provided with a groove, and the front end of the vertical wall is bent outward to form a bent portion embedded in the groove. As claimed in claim 6 of the patent application, the electrical connector assembly is characterized in that the rear end of the upper end of the vertical wall is folded outward to form a connecting portion connected to the support wall. As in the electrical connector assembly described in claim 6 of the patent application, a notch is provided at a longitudinal interval between the extended portion and the flat portion. A butt connector assembly for docking with the electrical connector assembly as described in item 1 of the patent application, wherein the butt connector assembly includes a butt connector, a sub-circuit board for mounting the butt connector, and the A plurality of cables and a shielding shell connected to the sub-circuit board, the shielding shell covering the docking connector, the sub-circuit board and the plurality of cables, the surface of the shielding shell is provided with a space for the docking An opening is exposed on the mating surface of the connector, and the shielding shell is recessed with a holding groove that snap-fits with the auxiliary holding part.

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