CN1988282B

CN1988282B - Electric connector

Info

Publication number: CN1988282B
Application number: CN200510136348A
Authority: CN
Inventors: 梁世杰
Original assignee: P Two Electronic Technology Suzhou Co Ltd; P Two Industries Inc
Current assignee: P Two Electronic Technology Suzhou Co Ltd
Priority date: 2005-12-23
Filing date: 2005-12-23
Publication date: 2010-05-12
Anticipated expiration: 2025-12-23
Also published as: CN1988282A

Abstract

An electric connector is composed of an insulation body, multiple terminals, a shield shell and an earth plate, in which, the earth plate is manufactured in the way of blanking plates directly and setwith contact locks at either side to let them deduct on the back edge of the shield shell elastically at the same time when the earth plate is set on the insulation body to contact the earth.

Description

Electric connector

Technical field

The invention relates to a kind of electric connector, particularly relevant for a kind of electric connector that is useful in low electrical differential signal display interface.

Background technology

Be widely used in the socket connector on the panel product in recent years, generally be loosely referred to as low voltage differential signal connector (Low Voltage Differential Signal again; LVDS), its be solid welding on circuit board, and connect with a flexible flat cable, flexible flat cable is electrically connected on the circuit board.Because the structure of its slimming, make these connectors on structural design, particularly the configuration mode between outer layer metal shell, signal terminal and the grounding assembly enjoys restriction, also must take into account the chucking power of connector and the strength of connection between assembly and the assembly in addition simultaneously.Usually the outer layer metal shell is the insulating body outside that is coated on connector, is used for increasing insulating body intensity, if the outer layer metal shell is formed with grounding assembly to be contacted, also can effectively eliminate the electromagnetic wave or the influence of static simultaneously.Fig. 1 is a partial schematic diagram of commonly using electric connector structure of simplifying, show the way of contact of known ground connection and metal shell, it is in the electric connector that is made of insulator 1, signal terminal 2, ground plate 3 and metal shell 4, the extension of ground plate 3 one sides has a ground spring portion 5 and just in time is located in the groove 6 of insulator 1, and flexibly project upwards outside the side of insulator 1, after 4 groups on shell is gone into, ground spring portion 5 can upwards conflict to make to form between shell 4 and the ground plate 3 at shell 4 and electrically conduct, to reach the purpose of ground connection.But contact method as shown in Figure 1 is if the upwards elasticity angle too small of ground spring portion 5 may cause and can't contact with metal shell.In addition, ground plate 3 stationarity are not good, may cause situations such as ground plate 3 withdraws to take place when butt connector plugs down repeatedly.

Summary of the invention

The object of the present invention is to provide a kind of electric connector, be out of shape to reduce the mutual assembling of inter-module by the present invention.

The object of the present invention is to provide a kind of electric connector, make connector reach stable ground connection contact by the present invention.

The object of the present invention is to provide a kind of electric connector, connector assembly is simplified the structure, and be easy to assembling, reduce the deficient manufacturing procedure rate by the present invention.

The present invention is a kind of electric connector, and it comprises the insulating body that is long rectangle, and its front side extends internally and is provided with interface; A plurality of terminals, its arrangement is arranged on this insulating body; Shielding casing, it is coated on this insulating body outside; Ground plate, be to make, include linking part, a plurality of end points and be located at the contact snap close of both sides, make when the ground plate group is located on the insulating body in direct blanking sheet metal mode, the contact snap close can be held on this shielding casing trailing edge by flexible button, to reach the purpose of ground connection contact.And in the shielding casing both sides, be provided with the clamping part of inverted u-shaped, can embed in this insulating body, to use as fixing butt connector.

Description of drawings

Fig. 1 is a partial schematic diagram of commonly using electric connector.

Fig. 2 is the forward stereogram of a preferred embodiment of the present invention.

Fig. 3 is the reversed isometric view of a preferred embodiment of the present invention.

Fig. 4 is the three-dimensional exploded view of a preferred embodiment of the present invention.

Fig. 5 is the local icon of shielding casing of the present invention.

Fig. 6 is the partial plan layout of ground plate of the present invention.

The figure number explanation

100 electric connectors

10 insulating bodies, 11 front sides

12 rear sides, 15 interfaces

16 slots, 17 holddown grooves

181 gaps, 18 side spaces

19 projections

20 terminals, 21 contact jaws

22 welding endss, 23 pars intermedias

30 shielding casings, 31 clamping parts

311 lateral surfaces, 312 bends

313 medial surfaces, 314 openings

32 stopper sections, 33 breach

40 ground plates, 41 connecting portions

42 end points, 43 contact snap closes

431 fixed parts, 432 elastic arms

Embodiment

For making content of the present invention be obtained to understand more specifically, existing with a preferred embodiment and cooperate figure to be described in detail as follows; In addition, except that this was described in detail, the present invention also can implement in other embodiments widely.

At first, Fig. 2, Fig. 3 are the positive and negative direction combination stereogram of electric connector of the present invention, and Fig. 4 is the three-dimensional exploded view of electric connector of the present invention.This electric connector mainly is made of insulating body 10, a plurality of terminal 20, shielding casing 30 and ground plate 40.Insulating body 10 is a long rectangular-shaped plastic body, its front side 11 extends internally and is provided with interface 15 (as shown in Figure 2), in order to the butt joint flexible flat cable of planting, the top and bottom of interface 15 have plurality of slots 16, and at the rear side 12 of insulating body 10, be extended with holddown groove 17 downwards, and place, interface 15 two ends is provided with the side space 18 of running through insulating body 10 front sides 11 and rear side 12 by following rows of sockets 16, in addition, above side space 18, be provided with gap 181.

A plurality of terminals 20 are independently to be installed in separately in the insulating body 10, and each terminal comprises contact jaw 21, welding ends 22 and pars intermedia 23.When assembling, terminal 20 is by rear side 12 directions of insulating body 10, each contact jaw 21 is inserted in the rows of sockets 16, and make between pars intermedia 23 and the insulating body 10 form interfere fixing, welding ends 22 then still remains on outside the rear side 12 of insulating body 10, in order to and circuit board between form conducting and fix.

Shielding casing 30 is to be made of metal, the frame type body of making for coordinated insulation body 10 external shape.The both sides of shielding casing 30 are provided with the clamping part 31 of inverted u-shaped, its shape is that the lateral surface 311 by shielding casing 30 extends upward, be bent to form bend 312 to shielding casing 30 internal direction again, extend to form medial surface 313 at last downwards, and on medial surface 313, form an opening 314, to be used for locking butt joint flexible flat cable, shown in the partial enlarged drawing of Fig. 5.Being provided with a plurality of breach 33 in addition on shielding casing 30 is used for constituting interference with the projection 19 of insulating body 10.

Ground plate 40 mainly is made of connecting portion 41, a plurality of end points 42 and contact snap close 43.Wherein, a plurality of end points 42 are to extend on the direction vertical with connecting portion 41 and be arranged on the connecting

portion

41, and 43 of contact snap closes are in connecting portion 41 both sides, and it includes the elastic arm 432 of a fixed part 431 and a bending, shown in the partial enlarged drawing of six Fig. 6.When assembling, ground plate 40 is to be inserted by rear side 12 directions of insulating body 10, each end points 42 cooperates rows of sockets 16 positions insertion down, make end points 42 in interface 15, form relative configuration with the contact jaw 21 of terminal 20, after the butt joint flexible flat cable is inserted by interface 15, can be touched end 21 and end points clamping about in the of 42.

Under normal assembly program, earlier shielding casing 30 is assembled in insulating body 10 outsides by the rear, and make the bend 312 of shielding casing 30 pass gap 181, and medial surface 313 is fixed on the side in side space 18, opening 314 owing to be used for locking on the medial surface 313 of butt joint flexible flat cable is to make with shielding casing 30 one-body molded bendings, so stationarity is good.Then terminal 20 and ground plate 40 are inserted in the upper and lower rows of sockets 16 of insulating body 10, when ground plate 40 is inserted following rows of sockets 16,431 of the fixed parts of the contact snap close 43 of both sides embed in the holddown groove 17 of insulating body 10, and elastic arm 432 just in time can be fastened on the rearward edges of shielding casing 30 to form contact.By this mode,,, Elastic Contact is out of shape to reduce by the effect of elastic arm 432 just easily at assembling ground plate 40.

Above-mentioned is preferred embodiment of the present invention.Maximum of the present invention is characterised in that in the electronic cards that can hold two groups of different systems simultaneously and plants, and do not disturb mutually, increase the user in system conversion and the convenience on expanding, use when being applicable to independent plug-in card certainly yet, and make the space availability ratio optimization, have suitable improvement effect.Comprehensive above-described structure and effect, the present invention has preferable usability.Range of application of the present invention not only is limited to foregoing embodiment, constitutes equivalence or impartial with creation purpose of the present invention and the effect that can reach such as, or belongs to distortion of the present invention or improvement, all should belong to the scope that the present invention must be contained.In sum, the present invention really meets the regulation of Patent Law, and filing an application in the whence in accordance with the law, expects early to grant a patent.

Claims

1. an electric connector comprises an insulating body, a plurality of terminals, and a shielding casing, a ground plate is characterized in that:

This insulating body is to be long rectangular-shaped, and its front side extends internally and is provided with interface;

These a plurality of terminals, arrangement is arranged in the slot of this insulating body;

This shielding casing is coated on the insulating body outside, and the shielding casing both sides are provided with the clamping part of inverted u-shaped, and this clamping part embeds in the gap of this insulating body and is set on the sidewall;

This ground plate, it is made of linking part, contact snap close and a plurality of end points, and is arranged on the insulating body, and this contact snap close more comprises a fixed part and an elastic arm, and this elastic arm can be held on the shielding casing by flexible button.

2. electric connector as claimed in claim 1 is characterized in that: this contact snap close is positioned at the both sides of ground plate.

3. electric connector as claimed in claim 1 is characterized in that: these interface both sides are provided with the side space, and this place, top, side space forms the gap of this insulating body.

4. electric connector as claimed in claim 1 is characterized in that: extension is provided with holddown groove downwards in both sides, insulating body rear, and the fixed part of contact snap close can be embedded in holddown groove.

5. electric connector as claimed in claim 3, it is characterized in that: the clamping part of this shielding casing comprises lateral surface, medial surface and bend, this shielding casing is assembled into insulating body by the rear, and this bend embeds in the gap of this insulating body, and this medial surface is remained in this side space.

6. electric connector as claimed in claim 5 is characterized in that: this medial surface is provided with an opening, fastens for the butt joint flexible flat cable.