CN1087112C

CN1087112C - Compact electric connector

Info

Publication number: CN1087112C
Application number: CN97122650A
Authority: CN
Inventors: 吴熴灿
Original assignee: Hon Hai Precision Industry Co Ltd
Current assignee: Hon Hai Precision Industry Co Ltd
Priority date: 1997-11-26
Filing date: 1997-11-26
Publication date: 2002-07-03
Anticipated expiration: 2017-11-26
Also published as: CN1218315A

Abstract

The present invention relates to a high-density electric connector, mainly comprising a first electrical connection element, a second electrical connection element and a plurality of terminals, wherein the first electrical connection element is sheathed with the second electrical connection element; the terminals are contained by the first electrical connection element and the second electrical connection element together, wherein the second electrical connection element mainly comprises an insulation casing and at least one shielding casing; the insulation casing can hold the terminals; the shielding casing is coated outside the insulation casing, and the shielding casing has complete shielding function. The high-density electric connector has favorable effect of shielding electric charges and releasing electric charges.

Description

High density electrical connector

The present invention relates to a kind of high density electrical connector, particularly relate to the electric connector that has the good electrical shielding action and multiple spot position ground connection is provided.

Along with the function of PC increases considerably; and the portability of hardware device; therefore; in the diminishing space of computer chassis; must hold than original more electronic component in the mode of stacked circuit plate; simultaneously; the volume of the electric connector between plate and the plate also must dwindle; Fig. 1 shows a kind of existing high density electrical connector; it has the terminal of smaller volume and a greater number; so that transmit more substantial signal; yet the height of general high density electrical connector mostly is fixing size and fixed in shape greatly; when changing between plate and the plate apart from change or plate and plate relative position; must change differing heights; the high density electrical connector of different profiles; therefore; can set up another suitable height; the insulation shell of shape cooperates original electric connector to change the height of electric connector; to be installed between the circuit board; yet status transmission in high frequency and a large amount of electronic signals; the interference of necessary careful anti electromagnetic wave and static also must have strict shielding protector and suitable grounding measures when therefore increasing the electric connector height.

The object of the present invention is to provide a kind of high density electrical connector, it also has good complete shielding and static releasing effect when improving certain altitude.

For achieving the above object, one aspect of the present invention provides a kind of high density electrical connector, it mainly comprises: first electrical connecting element, second electrical connecting element, a plurality of terminal and at least one conductive pole, wherein first electrical connecting element is socketed on second electrical connecting element, terminal and conductive pole are held jointly by first, second electrical connecting element, wherein, second electrical connecting element mainly comprises: insulation shell, can hold terminal and conductive pole; At least one shield shell, be coated on the insulation shell outside, this insulation shell has at least one first installing department, at least one second installing department and at least one through hole that holds conductive pole, this shield shell has at least one first ground connection stator and the second ground connection stator, wherein, the first ground connection stator is installed in first installing department, and constitutes machinery with conductive pole and electrically contact, the second ground connection stator is installed in second installing department, has complete function of shielding with this.

According to the present invention, owing to be provided with shield shell on second electrical connecting element, and this shield shell can realize multiposition ground connection, thereby shield electric-connector and discharge the static that is produced apace effectively reduces electromagnetism and involves electrostatic interference.

Below in conjunction with accompanying drawing in detail the preferred embodiments of the present invention are described in detail.In the accompanying drawing:

Fig. 1 is a kind of stereogram of existing high density electrical connector;

Fig. 2 is the stereogram of high density electrical connector of the present invention;

Fig. 3 is another stereogram of high density electrical connector of the present invention, and it is in order to the lower portion of expression electric connector;

Fig. 4 is the three-dimensional exploded view of high density electrical connector of the present invention;

Fig. 5 is the stereogram of first electrical connecting element;

Fig. 6 is another stereogram of first electrical connecting element;

Fig. 7 is the stereogram of second electrical connecting element;

Fig. 8 is another stereogram of second electrical connecting element;

Fig. 9 is the profile along the IX-IX section of Fig. 1;

Figure 10 is the profile along the X-X section of Fig. 1;

Figure 11 is the stereogram of second embodiment of electric connector of the present invention;

Figure 12 is the stereogram of the 3rd embodiment of electric connector of the present invention.

At first, Fig. 2,3 and 4 shows high density electrical connector 99 of the present invention, and it mainly comprises first electrical connecting element 10, second electrical connecting element 20, a plurality of terminal 30 and two conductive poles 40.Wherein, first electrical connecting element 10 has first insulation shell 12 and first shield shell 14; Second electrical connecting element 20 has second insulation shell 22 and at least one secondary shielding housing 24; Terminal 30 is held jointly by first insulation shell 12 and second insulation shell 22; Conductive pole 40 has junction surface 42, holding division 44, spiro-locking section 46 and riveting part 48, this junction surface 42 in order to dock electric connector and engage (not shown) and ground connection, this holding division 44 is in order to fix first electrical connecting element 10, this riveting part 48 is positioned at a relative end at junction surface 42, in order to second electrical connecting element, 20 riveteds, this spiro-locking section 46 in order to electric connector 99 of the present invention is locked on the circuit board, constitutes the loop of ground connection for being positioned at the screw of relative bonding portion 42 other ends simultaneously.

See also Fig. 4,5 and 6, first insulation shell 12 of first electrical connecting element 10 roughly is a cuboid, have first opening 121 and second opening 122 that lead to mutually on it, in first opening 121 and 122 formed passages 123 of second opening, further be provided with a plurality of the first terminal conduits 124 in order to take in terminal 30, respectively be provided with the through hole that runs through along first opening, 121 to second openings, 122 directions at the longitudinally two ends of insulation shell 12, i.e. first locking part 125 is in order to cooperate the installing of conductive pole 40.First shield shell 14 is coated on the outside of aforementioned first insulation shell 12, cooperate first locking part 125 of first insulation shell 12 to be provided with hole 141 at its two ends, be provided with compressing tablet 142 in the hole 141 in addition, can be installed in the opening 1251 of first locking part 125 by first opening, 122 sides, 44 of the holding divisions of conductive pole 40 can press solidly compressing tablet 142 in first locking part 125.Opening 1252 peripheries by second opening, 122 sides are provided with first socket part 126 to first insulation shell 12 in first locking part 125, in order to socket second insulation shell 22.

Second insulation shell 22 that sees also Fig. 4,7 and 8, the second electrical connecting elements 20 also roughly is cuboid, has certain height, can increase the height of aforementioned first electrical connecting element 10, to be fit to different assembling conditions.This insulation shell 22 has the 3rd opening 221 and the 4th opening 222 that leads to mutually, in the 3rd opening 221 and passage 223 that the 4th opening 222 links to each other, further be provided with a plurality of second terminal conduits 224, in order to hold terminal 30 jointly with aforesaid the first terminal conduit 124, respectively be provided with second locking part 225 at the longitudinally two ends of second insulation shell 22, this second locking part 225 is for running through the through hole of insulation shell 22 along the 3rd opening 221 to the 4th openings 222 directions, wherein can install conductive pole 40, the riveting part 48 of conductive pole 40 is riveting in opening 2252 peripheries of second locking part 225 by the 4th opening 222 1 sides.In addition, opening 2251 peripheries in second locking part 225 by the 3rd opening 221 1 sides are provided with second socket part 226, in order to first socket part, 126 sockets (as shown in Figure 9) of first electrical connecting element 10, wherein first socket part 126 is a groove, and second socket part 226 is the projection of relative complementary shape, cooperate the installing of aforementioned first, second locking part 125,225 and conductive pole 40, can be with first

electrical connecting element

10 and 20 lockings of second electrical connecting element.

Second insulation shell 22 is provided with a plurality of first and second installing departments 227,228, wherein first installing department 227 is the conduit of a horizontal cross direction and runs through second socket part 226 and lead to the through hole of second locking part 225, second installing department 228 is positioned at insulation shell 22 side wall surfaces 230, and running through diapire face 232, the side wall surface 234 at insulation shell 22 longitudinally two ends is provided with in addition accommodates conduit 229.Secondary shielding housing 24 is coated on second insulation shell, 22 outsides, has first, second ground connection stator 241,242 and slide rail 243, wherein, the first ground connection stator 241 is installed in first installing department 227, the second ground connection stator 242 is installed in second installing department 228, when two secondary shielding housings 24 during with relative direction coated insulation housing 22,243 of slide rails that are positioned at 24 liang of ora terminalis of shield shell and the slide rail 243 of 24 liang of ora terminalis of another shield shell mutually against, be accommodated in aforesaid accommodating in the conduit 229 in the lump, and form complete shield effectiveness.As shown in figure 10, conductive pole 40 is locked in electric connector 99 circuit board 88 and constitutes grounded circuit with its spiro-locking section 46 and bolt 77, the first ground connection stator 241 can contact with conductive pole 40, and the second ground connection stator 242 can be welded on the ground path of circuit board 88, therefore, can form the loop of multiposition ground connection, but rapid release is piled up in the electric charge of

shield shell

14,24.

As shown in figure 11, it is the three-dimensional exploded view of second embodiment 99 ' of electric connector of the present invention, wherein, secondary shielding housing 24 ' make for the one-body molded punching press of sheet metal, its slide rail 243 ' be contained in second insulation shell 22 ' accepting groove 229 ' in, wherein be positioned at the slide rail 243 of two ora terminalis ' mutually against be accommodated in jointly accepting groove 229 ' among.

As shown in figure 12, the height that it is the 3rd embodiment 99 of electric connector of the present invention "; wherein second electrical connecting element 20 " only has second insulator 22 "; can adjust electric connector 99 ", this second insulation shell 22 " specification of visual demand and change mold design; and cooperate the terminal 30 of different length and original first electrical connecting element 10 can realize the different demands of using easily, and can reduce production cost.

The invention is not restricted to above preferred embodiment, protection scope of the present invention should be limited by appended and equivalent variation.

Claims

1. high density electrical connector, it mainly comprises: first electrical connecting element, second electrical connecting element, a plurality of terminal and at least one conductive pole, wherein first electrical connecting element is socketed on second electrical connecting element, terminal and conductive pole are held jointly by first, second electrical connecting element, wherein, second electrical connecting element mainly comprises: insulation shell, can hold terminal and conductive pole; At least one shield shell, be coated on the insulation shell outside, this insulation shell has at least one first installing department, at least one second installing department and at least one through hole that holds conductive pole, this shield shell has at least one first ground connection stator and the second ground connection stator, wherein, the first ground connection stator is installed in first installing department, and constitutes machinery with conductive pole and electrically contact, the second ground connection stator is installed in second installing department, has complete function of shielding with this.

2. high density electrical connector as claimed in claim 1, wherein, the punching press that is formed in one of this shield shell is made, and which is provided with at least one slide rail.

3. high density electrical connector as claimed in claim 2, wherein, this insulation shell is provided with at least one conduit.

4. high density electrical connector as claimed in claim 3 wherein, holds at least one slide rail in the conduit of this insulation shell.

5. high density electrical connector as claimed in claim 3 wherein, holds two slide rails in the conduit of this insulation shell, and these two slide rails mutually against, and form shielding.

6. high density electrical connector as claimed in claim 1, wherein, first installing department is a groove.

7. high density electrical connector as claimed in claim 1, wherein, second installing department is a through hole, the second ground connection stator passes this through hole, and is fixed on the other electron component.