CN2651973Y

CN2651973Y - Electric connector

Info

Publication number: CN2651973Y
Application number: CN 03278375
Authority: CN
Inventors: 薛亚磊; 陈志强
Original assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2003-09-03
Filing date: 2003-09-03
Publication date: 2004-10-27
Anticipated expiration: 2013-09-03

Abstract

The utility model relates to an electric coupler, which comprises an insulating main body, a terminal module assembled in the insulating main body, a top wall positioned in the insulating main body and a concave part arranged on the top wall. The terminal module wherein comprises an insulator and a plurality of conducting terminals fixed on the insulator. The conducting terminal comprises a contact part electrically connected with a butt connector and a fixing part fixed in the insulator. In addition, the insulator of the insulating module is arranged with a horizontal part to match with a concave part of the insulating main body. The horizontal part is provided with a ladder-shaped appearance with a lower front part and a higher back part. The fixing part of the conducting terminal is positioned at the lower layer of the horizontal part of the insulator. By adopting the design, a larger insulating layer isolation is provided between the conducting terminal and an external electronic equipment, thereby rendering a strong high voltage resistance for the electric coupler, facilitating a reliable fixation between the terminal module and the insulating main body, and enhancing electrical performance for the electric coupler.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, refers in particular to a kind of electric connector that is applied in computer or the network communication equipment.

[background technology]

The prior art relevant with the utility model can be referring to United States Patent (USP) the 5th, 456, No. 619.The electric connector that this patent disclosed includes insulating body and terminal module, wherein insulating body is provided with in order to the receiving space of accommodating the banjo connector and is positioned at its rear portion in order to accommodating the installing space of described terminal module, and the terminal module comprises insulator and some conducting terminals that is mounted in this insulator.The insulator both sides of described terminal module are provided with fixing arm, and be respectively equipped with chute on the two side inwall at insulating body installing space place, cooperate with chute on the insulating body and the terminal module is retained in the installing space of insulating body by the fixing arm of terminal module.Wherein, after this terminal module was installed on the insulating body, its end face was not insulated body and coats fully and be exposed to insulating body roof place.So, the defective of this design is: the terminal module cooperates not tight with insulating body, in use, be easy to cause the terminal module loosening, and then cause this electric connector reliably not dock and influence the electric property of electric connector with the banjo connector because of banjo connector plug; In addition, words as the outside installing of this electric connector shielding casing, be easy to because the conducting terminal of shielding casing and terminal module too near and make the phenomenon that conducting terminal and shielding casing are short-circuited under high-pressure situations, thereby influence the transmission of signal or serious more can make whole electric connector inefficacy.

The prior art relevant with the utility model also can be referring to United States Patent (USP) the 5th, 397, the electric connector that is disclosed for No. 250, and this electric connector comprises shielding casing, insulating body and conducting terminal, insulating body is provided with receiving space to accommodate the banjo connector.Described conducting terminal comprises that contact site, holding parts and pin meet portion, and wherein said holding parts is located on the roof of insulating body, and contact site then extends in the described receiving space.In addition, shielding casing is coated on the outside of insulating body to play the effect of preventing outside electromagnetic interference.Right be provided with like this, this electric connector under high pressure conditions, easily because between conducting terminal and the shielding casing too near and the situation of both breakdown short circuits takes place.So described electric connector also exists and the 5th, 456, No. 619 identical defectives of above-mentioned United States Patent (USP), and can't guarantee the normal operation of electric connector under condition of high voltage.

[utility model content]

The purpose of this utility model is to provide a kind of high voltage performance and the preferable electric connector of electric property.

The utility model electric connector, comprise insulating body and be mounted on the interior terminal module of insulating body, wherein insulating body comprises a roof and in order to accommodate the receiving space of butt connector, the insulating body roof is provided with a recess, the terminal module comprises insulator and the conducting terminal of plurality of fixed on this insulator, described conducting terminal comprises the contact site that electrically connects with butt connector and is immobilizated in holding parts in the insulator, and described terminal module insulator is provided with a horizontal part that cooperates with described insulating body recess, wherein said insulator horizontal part is for being low early and high after stepped setting, and described conducting terminal holding parts is positioned at the underclad portion of this insulator horizontal part.

Compared to prior art, the utility model electric connector is by being arranged to step structure with the horizontal part of terminal module insulator, make that having bigger insulating barrier between conducting terminal and the external electronic device intercepts, thereby guarantee that the conducting terminal of this electric connector and shielding casing can be not breakdown under impacting with high pressure and make the utility model electric connector have stronger high voltage performance.Simultaneously, the horizontal part of this terminal module insulator adopts step structure, also can make the more firm of itself and insulating body fixing, has strengthened the electric property of electric connector.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model electric connector.

Fig. 2 is another visual angle three-dimensional exploded view of the utility model electric connector.

Fig. 3 is the part three-dimensional combination figure of the utility model electric connector.

Fig. 4 is the three-dimensional combination figure of the utility model electric connector.

Fig. 5 is the cutaway view along A-A line among Fig. 4.

[embodiment]

See also illustrated in figures 1 and 2ly, the utility model electric connector 1 comprises shielding casing 10, insulating body 20, terminal module 30 and illuminating module 40, and wherein shielding casing 10 is coated on insulating body 20 outsides.

Shielding casing 10 comprises two the first side walls that are oppositely arranged 101, in order to connecting first roof 102, first diapire 103 and a rear wall 104 of described two the first side walls 101, two the first side walls 101, first roof 102, first diapire 103 and the rear wall 104 of wherein said shielding casing 10 encloses and forms one in order to accommodate first receiving space 100 of insulating body 20.The front end of described first diapire 103 upwards bending is arranged with two first openings 1031, and the lower edge of described two the first side walls 101 is respectively equipped with extension in order to electric connector 1 and circuit board (not shown) retaining sheet 1011 of fixing mutually.

Insulating body 20 comprises two second sidewalls 201 that are oppositely arranged and second roof 202 and second diapire 203 that is connected with these two sidewalls 201, and wherein said two second sidewalls 201, second roof 202 and second diapire 203 enclose and form one in order to accommodate second receiving space 200 of butt connector (not shown).Described two second sidewalls, 201 upper inner are arranged with the chute 2011 that extends to insulating body 20 rear surfaces along the butt connector direction of insertion, and being arranged with a location notch 2012 in second sidewall, 201 inner surface rear ends, the front end bilateral symmetry of described again insulating body 20 second diapires 203 is provided with two in order to accommodate second opening 204 (being detailed later) of illuminating module 40 illuminating parts 401.Described second roof 202 rear portions offer the recess 2021 that cooperates in order to terminal module 30, and the bottom of described recess 2021 is provided with affixed inclined-plane 2022 (referring to shown in Figure 5).In addition, be provided with in both sides, insulating body 20 second diapires, 203 rear end in order to the accepting groove 205 of accommodating illuminating module 40 and by these insulating body 20 second diapires 203 trailing edges continue to protrude out backward be provided with in order to the some button gripping arms 206 of illuminating module 40 with insulating body 20 fixings, wherein each button gripping arm 206 is oppositely arranged and two elastic arms (not label) that front end has a hangnail structure are formed by being.

Terminal module 30 comprises insulator 300 and the some one-body molded conducting terminals 301 on this insulator 300 that is roughly " L " type, and described insulator 300 comprises horizontal part (not label) and vertical component effect (not label), and wherein horizontal part becomes stepped.Form a Fixed Division 302 that cooperates in order to affixed inclined-plane 2022 interferences in the leading edge of described insulator 300 horizontal parts with described insulating body 20 second roofs 202 recesses 2021.In addition, also be provided with a pair of fixing arm 303, hold piece 304 and the vertical component effect both sides are provided with a make-up in addition in the horizontal part both sides of the insulator 300 of " L " type.The horizontal part front end that described conducting terminal 301 comprises the holding parts (not shown) that is immobilizated in the described insulator 300, be located at insulator 300 extends in order to the contact site 3011 that electrically connects with butt connector and by the vertical component effect bottom bending of insulator 300 and forms and weld part 3012 in order to electrically connect with main circuit board (not shown), and wherein said conducting terminal 301 holding parts are positioned at the underclad portion of insulator 300 stepped horizontal parts.

Illuminating module 40 comprises the illuminating part 401 that is positioned at these illuminating module 40 front ends, is positioned at the fixing piece 402 of middle-end and is positioned at this connecting portion 403 of illuminating module 40 rear ends in order to this illuminating module 40 and circuit board are electrically connected mutually.Wherein, the bottom of described illuminating module 40 fixing pieces 402 is provided with the support slot 404 that interlocks and hold in order to the button gripping arm 206 with insulating body 20.

Extremely shown in Figure 5 in conjunction with Fig. 1 in the lump, during assembling, can illuminating module 40 be contained in the accepting groove 205 of insulating body 20 second diapires 203 earlier.At this moment, the button gripping arm 206 on insulating body 20 second diapires 203 interlocks with the support slot 404 of illuminating module 40 fixing pieces 402 bottoms and holds, thereby makes illuminating module 40 with insulating body 20 stable being retained on.Wherein the illuminating part 401 of illuminating module 40 front ends is revealed in second opening, 204 places that are located at insulating body 20 second diapires 203 both sides.Secondly, terminal module 30 is installed on the insulating body 20.Wherein, cooperate with affixed inclined-plane 2022 interferences that are located at second roof, 202 recesses 2021 by the formed Fixed Division 302 of insulator 300 horizontal part leading edges, and the fixing arm 303 of the insulator 300 horizontal part both sides of " L " type holds cooperation mutually with the chute 2011 of second sidewall, 201 upper inner, buckleing of the insulator 300 vertical component effect both sides of " L " type held piece 304 and held cooperation mutually with the location notch 2012 of second sidewall, 201 inner surface rear ends again, stablizes fixing thereby make on terminal module 30 and the insulating body 20.At this moment, the contact site 3011 of the conducting terminal 301 of terminal module 30 is contained in second receiving space 200 of insulating body 20.At last, shielding casing 10 is coated on insulating body 20 peripheries, is insulating body 20 and is contained in first receiving space 100 of shielding casing 10.Two the first side walls 101 of shielding casing 10, first roof 102, first diapire 103 and a rear wall 104 will be successively and two the first side walls 201 of insulating body 20, second roof 202, second diapire 203 and its rear wall (not label) match, be contained in fully in first receiving space 100 of shielding casing 10 with terminal module 30 with the insulating body 20 that will assemble after being shaped, in addition, be located at the linking that will match with second opening 204 of insulating body 20 second diapires 203 both sides of successfully accommodating illuminating module 40 illuminating parts 401 of first opening 1031 on first diapire, the 103 front end interfaces, simultaneously, the retaining sheet 1011 that is located at two the first side walls, 101 lower ends respectively will hold mutually in order to the socket with the circuit board upper surface, thereby realizes the fixing location of electric connector 1 and circuit board.

During use, the electric connector 1 after needing will assemble earlier is assembled on the circuit board (not shown).Retaining sheet 1011 on described shielding casing 10 the first side walls 101 and the corresponding conduit (not shown) of circuit board be fixing mutually, connecting portion 403 on the weld part 3012 of conducting terminal 301 and the illuminating module 40 then respectively with circuit board on corresponding conductive path (not shown) electrically connect mutually, thereby realized electrically conducting of the utility model electric connector 1 and circuit board.

Compared to prior art, the horizontal part of the utility model electric connector 1 terminal module 30 adopts step structure, increased the distance at conducting terminal 301 and shielding casing 10 roofs 102 face-to-face positions, thereby guaranteed that the conducting terminal 301 of this electric connector 1 and shielding casing 10 can be not breakdown under impacting with high pressure and make the utility model electric connector 1 have stronger high voltage performance.In addition, the utility model electric connector 1 terminal module 30 insulators 300 horizontal part leading edges are the Fixed Division 302 of stepped setting, and insulating body 20 can be provided with the affixed inclined-plane 2022 that is mated accordingly, interference engagement by this affixed inclined-plane 2022, Fixed Division 302 step structures makes the more tight and firm of terminal module 30 and insulating body 20 fixings, thereby has improved the electric property of whole electric connector 1.

Really, the utility model electric connector 1 also can not be provided with shielding casing 10 structures, the horizontal part of terminal module 30 insulators 300 adopts stepped setting also can make to have between conducting terminal 301 and the external equipment big insulating barrier to intercept and any interference can not take place, and also can make that electric connector 1 has stronger high voltage performance and electric property.And the double-layer structure that the horizontal part of described terminal module 30 insulators 300 might not be as shown in the utility model figure also can be multistage grid structure, wherein is immobilizated in the superiors that conducting terminals 301 in this insulator 300 are not positioned at this horizontal part.

Claims

1. electric connector, comprise insulating body and be mounted on the interior terminal module of insulating body, wherein insulating body comprises a roof and in order to accommodate the receiving space of butt connector, the insulating body roof is provided with a recess, the terminal module comprises insulator and the conducting terminal of plurality of fixed on this insulator, described conducting terminal comprises the contact site that electrically connects with butt connector and is immobilizated in holding parts in the insulator, and described terminal module insulator is provided with a horizontal part that cooperates with described insulating body recess, it is characterized in that: described insulator horizontal part is for being low early and high after stepped setting, and described conducting terminal holding parts is positioned at the underclad portion of this insulator horizontal part.

2. electric connector as claimed in claim 1 is characterized in that: the stepped horizontal part leading edge of described terminal module insulator forms a Fixed Division, and described insulating body roof recess is provided with this Fixed Division interferes the affixed inclined-plane that holds.

3. electric connector as claimed in claim 2, it is characterized in that: described insulating body is provided with the two side, described side wall inner surfaces upper end is arranged with the chute that extends to the insulating body rear surface along the butt connector direction of insertion, and terminal module insulator horizontal part both sides then are provided with and are mated the fixing arm that holds.

4. electric connector as claimed in claim 3 is characterized in that: inner surface rear end, described insulating body two side also is provided with chute, and described terminal module insulator also is provided with a vertical component effect, and these vertical component effect both sides are provided with and are mated the button held of button and hold piece.

5. electric connector as claimed in claim 1 is characterized in that: described electric connector also is provided with illuminating module, described illuminating module comprise an illuminating part and with in order to the fixing piece of insulating body fixing.

6. electric connector as claimed in claim 5 is characterized in that: described insulating body diapire trailing edge protrudes out and is provided with some button gripping arms, holds fixing support slot and be provided with this button gripping arm button bottom the described illuminating module fixing piece.

7. electric connector as claimed in claim 6 is characterized in that: described each insulating body button gripping arm is oppositely arranged and two elastic arms that front end has a hangnail structure are formed by being.