CN203250909U

CN203250909U - Electric connector combination

Info

Publication number: CN203250909U
Application number: CN 201320153380
Authority: CN
Inventors: 毛宁伟; 张明; 方志宏
Original assignee: KUNSHAN DRAPHO ELECTRONICS TECHNOLOGY Co Ltd
Current assignee: KUNSHAN DRAPHO ELECTRONICS TECHNOLOGY Co Ltd
Priority date: 2013-03-29
Filing date: 2013-03-29
Publication date: 2013-10-23
Anticipated expiration: 2023-03-29
Also published as: TWM481507U

Abstract

The utility model provides an electric connector combination comprising a socket and a plug in butt joint with the socket; the socket comprises an insulation body, a plurality of conductive terminals contained in the insulation body, and a shielding housing covered on the surface of the insulation body; the insulation body is provided with a pair of relatively arranged side walls; the conductive terminals comprise grounding terminals positioned on inner surfaces of the side walls; and the shielding housing is provided with a bending sheet bending towards to the inner side of the insulation body so as to be connected with the grounding terminals. Compared with the prior art, the electric connector combination arranges the bending sheet on the shielding housing of the socket to connect with the grounding terminals, so the grounding terminals and the bending sheet can be more steadily connected, stable grounding effect is ensured, welding step is omitted, and cost is saved.

Description

Electric connector combination

[technical field]

The utility model relates to the electrical connection technical field, relates in particular to a kind of electric connector combination with quiet earth effect.

[background technology]

Electric connector in electronic equipment assembly and assembly, assembly and system, system and system between utilization is arranged, be electrically connected and the signal transmission, be to consist of the necessary infrastructure component of holonomic system.Electric connector belongs to precision component; it need to rely on accurate manufacturing process and good structural design; the transmission quality of guarantee signal in the electric signal transmission process; and because the common more complicated of environment for use of electric connector; as: installing space is narrow and small; and the electric connector that other types are arranged often; printed circuit board (PCB) (not shown) in the computer is as example; each type electric connector all is installed on the circuit board (not shown) usually; transmit respectively the dissimilar signals of telecommunication; realize the transfer function of unlike signal; and because the space of circuit board (not shown) is very limited; so that the distance between the different electric connectors is closed on very much; so that the phase mutual interference of the signal of telecommunication very easily occurs between the adjacent electric connector, therefore, existing electric connector can design ground structure usually; for example: at electric connector shielding casing or the earth terminal of one end ground connection are set, shield the interference of noise with this.Take DC JACK connector as example, existing earthing mode is for arranging earth terminal and shielding casing, and the normally follow-up welding of overlapping mode of described earth terminal and this shielding casing, adopt independent welding sequence that both are welded together after namely finishing assembling, but there is the risk that rosin joint and welding come off easily in welding sequence in the practical application, cause both connections not quietly, thereby affect the effect of ground connection.

Therefore, necessaryly provide a kind of new electric connector to solve above-mentioned technical problem.

[utility model content]

The technical problem that the utility model solves is to provide a kind of electric connector combination, and it can realize stable earthing effect, and has avoided the problems such as rosin joint that welding sequence brings, sealing-off, has also saved production cost.

For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of electric connector combination, comprise a socket and a plug that is connected with described socket docking, described socket comprises insulating body, be contained in the some conducting terminals in the described insulating body and be covered in the shielding casing on described insulating body surface, described insulating body is provided with the pair of sidewalls that is oppositely arranged, described conducting terminal comprises the earth terminal that is positioned on the described sidewall internal face, described shielding casing be provided with one in the insulating body lateral buckling and with the bent sheet of described earth terminal overlap joint.

Further improvement as the technical program, the docking chamber that described insulating body also is provided with roof, diapire, rear wall and is jointly formed by described roof, diapire and rear wall, be provided with one in the described docking chamber and extend into the docking section of docking in the chamber from rear wall, described docking section is provided with the rectangle terminal hole and is positioned at the first guide ramp of rectangle terminal hole both sides.

As the further improvement of the technical program, the side cover that described shielding casing is provided with a top cover and forms from the extension of top cover two lateral bucklings; The internal face of described sidewall is provided with the location notch of accommodating described earth terminal, and described bent sheet extends into from described side cover rear end in the described location notch and with described earth terminal and overlaps.

As the further improvement of the technical program, described plug comprises a pedestal, is coated on the covering members of base-plates surface and is immobilizated in the interior electric-conductor of pedestal that the internal face that described pedestal is provided with two side and this sidewall is provided with the second guide ramp.

As the further improvement of the technical program, described electric-conductor comprises power delivery terminal and needle-like terminal, and described power delivery terminal is provided with the contact chip of a pair of strip and connects the connecting portion of two contact chips; Described covering members both sides are provided with the depression that contacts cooperation with described earth terminal.

Compared with prior art, the utility model electric connector combination by the shielding casing at socket bent sheet is set and earth terminal overlaps, so that the way of contact between the two is more stable, has ensured stable earthing effect, and removed the operation that is welded to connect from, provided cost savings.

[description of drawings]

Fig. 1 is the socket three-dimensional exploded view of electric connector combination described in the utility model.

Fig. 2 is the three-dimensional exploded view of another angle of socket of electric connector combination described in the utility model.

Fig. 3 is the three-dimensional exploded view of the plug of electric connector combination described in the utility model.

Fig. 4 is the cutaway view before the plug of electric connector combination described in the utility model docks with socket.

[embodiment]

See also Fig. 1 to shown in Figure 4, the utility model provides a kind of electric connector combination 100, comprise a socket 10 and the plug 20 that is connected with described socket 10 docking, the rear end of described plug 20 is used for being connected with cable-assembly, front end is used for docking with described socket 10, described socket 10 be installed on a printed circuit board (PCB) (not shown) (PCB) on, and by being connected the electric connection that realizes printed circuit board (PCB) (not shown) and cable-assembly with 20 docking of described plug.

As shown in Figure 1 and Figure 2, described socket 10 comprises insulating body 101, is contained in the some conducting terminals 102 in the described insulating body 101 and is covered in the shielding casing 103 on described insulating body 101 surfaces.Described insulating body 101 is provided with roof 104, diapire 105, two sidewalls 106 that relatively arrange and connect the rear wall 107 of described sidewall 106, described roof 104, diapire 105, sidewall 106 and rear wall 107 common formations one docking chamber 108, be used for the insertion for described plug 20, wherein, be provided with the docking section 109 in described rear wall 107 extends into docking chamber 108 in the described docking chamber 108, this docking section 109 is rectangular, and is provided with a rectangle terminal hole 110, be positioned at the first guide ramp 111 of described rectangle terminal hole 110 both sides and be positioned at the accepting groove 112 of described the first guide ramp 111 rear sides.The rear wall 107 of described insulating body 101 is provided with some dividing plates that outwards protrude out 113, please cooperate to consult Fig. 1 and shown in Figure 4, and described dividing plate 113 is used for described conducting terminal 102 is isolated.The roof 104 of described insulating body 101 is provided with the long and narrow conduit 114 in the described docking of two perforations chamber 108.Be respectively equipped with the location notch 115 that connects described rear wall 107 on the internal face of described insulating body 101 two sides 106.

Described conducting terminal 102 comprises that one is contained in inspection terminal 116 in the described rectangle terminal hole 110, is positioned at described inspection terminal 116 both sides and is contained in the pair of power source terminals 117 of described accepting groove 112 and be immobilizated in a pair of earth terminal 118 on described insulating body 101 two sides 106.Described inspection terminal 116 has a pair of L-type afterbodys 120 that forked contact arm 119 and forms from contact arm 119 terminal vertical bendings that are, and is respectively applied to and described plug 20 and printed circuit board (PCB) (not shown) are electrically connected.Described power supply terminal 117 and is provided with some contacts finger 121 in the form of sheets.Described earth terminal 118 is in the form of sheets and by in the location notch 115 that is contained in before backward on described insulating body 101 sidewalls 106, please cooperate consult shown in Figure 4.

Described shielding casing 103 is coated on roof 104 and the two side 106 of described insulating body 101, and is provided with a top cover 122 and extends the side cover 123 that forms from 122 liang of lateral bucklings of top cover.Described top cover 122 is covered in roof 104 surface of described insulating body 101 and is provided with the shell fragment 124 of downward bending, the long and narrow conduit 114 corresponding settings of described shell fragment 124 and described insulating body 101 roofs 104, and by extending in the described long and narrow conduit 114.Described side cover 123 is provided with the recess 125 that holds insulating body 101 sidewalls 106, in order to described insulating body 101 sidewalls 106 on projection 126 hold to cooperate and achieve a fixed connection.Described side cover 123 rear ends are provided with the bent sheet 127 of inside bending, this bent sheet 127 is to insulating body 101 interior lateral bucklings and extend in the location notch 115 on insulating body 101 sidewalls 106, and contact with earth terminal 118 in the location notch 115, because described bent sheet 127 has elasticity, so that earth terminal 118 and described shielding casing 103 can keep stable overlap joint, and difficult drop-off has been removed follow-up welding sequence from, has saved production cost.

See also Fig. 3 and shown in Figure 4, described plug 20 comprises pedestal 201, be coated on the covering members 202 on described pedestal 201 surfaces, be contained in the electric-conductor 203 in the described pedestal 201 and be positioned at the base 204 of described pedestal 201 bottoms.Described pedestal 201 is provided with roof 205, diapire 206 and two sidewalls 207 that relatively arrange, described roof 205, diapire 206 and the sidewall 207 common host cavities 208 that form, the front end of described host cavity 208 forms a rectangle interface frame, mating frame mouth 209, the internal face of described sidewall 207 is provided with the second guide ramp 210 that is positioned at described interface frame, mating frame mouth 209 both sides, this second guide ramp 210 can cooperatively interact with described the first guide ramp 111, be used in oblique plug, realizing the effect of guiding, make oblique plug process more smooth and easy, reduced oblique active force to docking section 109 injuries of socket 10.Described covering members 202 is stamped to form by metal material, its both sides are provided with depression 211, this the depression 211 with described socket 10 sidewalls 207 on earth terminal 118 contact cooperation, thereby realized being connected of covering members 202 of socket 10 earth terminals 118 and plug 20, formed thus the grounded circuit between plug 20, the socket 10, this grounded circuit by the shielding casing 103 of described socket 10, earth terminal 118, and the covering members 202 of plug 20 jointly form.Described electric-conductor 203 comprises power delivery terminal 212 and a needle-like terminal 213, described power delivery terminal 212 is provided with the contact chip 214 of a pair of strip and connects the connecting portion 215 of two contact chips 214, described contact chip 214 lays respectively in the described host cavity 208 and is immobilizated on the inner surface of pedestal 201 sidewalls 207, be used for being connected with power supply terminal 117 docking of socket 10, realize the transmission of power supply signal.

In sum, the utility model electric connector combination is provided with the bent sheet 127 that overlaps with earth terminal 118 by the shielding casing 103 at socket 10, so that removed follow-up welding sequence from, realized again simultaneously stable contact, guaranteed good earthing effect, and consisted of grounded circuit by earth terminal 118 with the contacting of covering members 202 of plug 20, and realized outstanding earthing effect, reduced simultaneously production cost.

The above; it only is most preferred embodiment of the present utility model; be not that the utility model is done any pro forma restriction; any those of ordinary skill in the art; do not breaking away from the technical solutions of the utility model scope situation; utilize the method content of above-mentioned announcement that technical solutions of the utility model are made many possible changes and modification, all belong to the scope of claims protection.

Claims

1. electric connector combination, comprise a socket and a plug that is connected with described socket docking, described socket comprises insulating body, be contained in the some conducting terminals in the described insulating body and be covered in the shielding casing on described insulating body surface, described insulating body is provided with the pair of sidewalls that is oppositely arranged, described conducting terminal comprises the earth terminal that is positioned on the described sidewall internal face, it is characterized in that: described shielding casing be provided with one in the insulating body lateral buckling and with the bent sheet of described earth terminal overlap joint.

2. electric connector combination according to claim 1, it is characterized in that: the docking chamber that described insulating body also is provided with roof, diapire, rear wall and is jointly formed by described roof, diapire and rear wall, be provided with one in the described docking chamber and extend into the docking section of docking in the chamber from rear wall, described docking section is provided with the rectangle terminal hole and is positioned at the first guide ramp of rectangle terminal hole both sides.

3. electric connector combination according to claim 2 is characterized in that: the side cover that described shielding casing is provided with a top cover and forms from the extension of top cover two lateral bucklings; The internal face of described sidewall is provided with the location notch of accommodating described earth terminal, and described bent sheet extends into from described side cover rear end in the described location notch and with described earth terminal and overlaps.

4. electric connector combination according to claim 3, it is characterized in that: described plug comprises a pedestal, is coated on the covering members of base-plates surface and is immobilizated in the interior electric-conductor of pedestal that the internal face that described pedestal is provided with two side and this sidewall is provided with the second guide ramp.

5. electric connector combination according to claim 4, it is characterized in that: described electric-conductor comprises power delivery terminal and needle-like terminal, described power delivery terminal is provided with the contact chip of a pair of strip and connects the connecting portion of two contact chips; Described covering members both sides are provided with the depression that contacts cooperation with described earth terminal.