CN2800567Y

CN2800567Y - Electric connector

Info

Publication number: CN2800567Y
Application number: CN 200520071604
Authority: CN
Inventors: 陈坤华; 钟永谦
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2005-05-10
Filing date: 2005-05-10
Publication date: 2006-07-26
Anticipated expiration: 2015-05-10

Abstract

The utility model discloses an electric connector, which comprises an insulation body, and an earth terminal, a central terminal, a switch terminal and a supporting terminal which are contained in the insulation body, wherein the tail end of the supporting terminal is provided with an insulation block; the insulation block of the supporting terminal is butted with the switch terminal and contacts the central terminal when a butting connector is not inserted; when the butting connector is inserted, the support terminal is pushed and the switch terminal is disconnected with the central terminal.

Description

Electric connector

[technical field]

The relevant a kind of electric connector of the utility model relates in particular to a kind of power connector with switch handoff functionality.

[background technology]

Usually some miniaturized electronicss for example mobile phone etc. be provided with charging inlet usually to give equipment charge.Conventional mobile phone adopts conventional power source connector (Power Jack) to come to cell-phone charging usually.Because USB (Universal serial bus, USB) connector also can transmit power supply, and that USB connector is used on electronic equipments such as computer is very general, thus the charging inlet of USB interface has also appearred on the mobile phone, so that mobile phone can charge from computer.In order to take into account two kinds of situations simultaneously, the charging inlet that is provided with USB interface on some mobile phone simultaneously is provided with the charging inlet of Power Jack interface again.Owing to can only select wherein a kind of charging modes during charging, so must take measures to control both selections.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector with switch handoff functionality.

For reaching aforementioned purpose, the utility model adopts following technical scheme: a kind of electric connector, and it comprises insulating body and is assembled in insulating body interior center terminal, earth terminal, switch terminal and fixing terminal; It is characterized in that: center terminal is provided with first contact site, switch terminal is provided with elastic contact part, the end of fixing terminal is provided with collets, the fixing terminal compresses center terminal by collets first contact site contacts with the elastic contact part of switch terminal, and butt connector can back down the fixing terminal when inserting makes switch terminal separate with center terminal.

Compared with prior art, the utility model electric connector has following beneficial effect: the utility model electric connector is provided with switch terminal and fixing terminal, fixing terminal compressing center terminal contacts with switch terminal when not docking with butt connector, when butt joint, back down the fixing terminal switch terminal is separated with center terminal, thereby realize switching function.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of extreme direction before the utility model electric connector.

Fig. 2 is the three-dimensional combination figure of extreme direction behind the utility model electric connector.

Fig. 3 is the three-dimensional exploded view of the utility model electric connector.

Fig. 4 is separated insulating body and terminal with the three-dimensional exploded view of mutual alignment between clear real terminal.

Fig. 5 is that butt connector is not when inserting, along the cutaway view of A-A line direction among Fig. 1.

Fig. 6 is a butt connector shown in Figure 5 cutaway view when inserting.

[embodiment]

See also Fig. 1 to shown in Figure 3, the utility model electric connector 100, it comprises insulating body 1, center terminal 2, earth terminal 3, switch terminal 4, fixing terminal 5 and collets 6.

See also shown in Fig. 1 to 3, the roughly rectangular body of insulating body 1, it comprises relative front end face 11 and rear end face 12, and body 1 front end face 11 centers of insulating certainly are recessed to certain distance backward and form in order to accommodate the cylindrical receiving space 13 of butt connector 200.

From insulation body 1 rear end face 12 and the aforementioned receiving space 13 corresponding center accepting grooves 14 that are connected with aforementioned receiving space 13 that are recessed to form forward, this center accepting groove 14 comprises U-shaped accepting groove 141, kerve 142 that is positioned at U-shaped accepting groove 141 belows and the level trough 143 that is positioned at kerve 142 tops that links to each other with U-shaped accepting groove 141 another sides link to each other with U-shaped accepting groove 141 1 sides, wherein the front end of U-shaped accepting groove 141 and level trough 143 is connected with aforementioned receiving space 13, and the bottom surface of insulating body 1 is run through in the bottom surface of kerve 142.

Right side at aforementioned center accepting groove 14, be recessed to form forward in order to accommodate the roughly L-shaped earth terminal accepting groove 15 of earth terminal 3 from insulation body 1 rear end face, this L shaped earth terminal accepting groove 15 comprises the upright groove 151 and kerve 152 that is connected, wherein the front end of upright groove 151 is connected with aforementioned receiving space 13, and the bottom surface of insulating body 1 is run through in the bottom surface of the kerve 152 of this L shaped earth terminal accepting groove 15.

Left side at aforementioned center accepting groove 14, be recessed to form the corresponding switch terminal accepting groove 16 of switch terminal 4 structures forward from insulation body 1 rear end face, this accepting groove 16 comprises the L shaped vertical slots 161 and the kerve 162 that links to each other with vertical slots 161 that overlaps with level trough 143 parts of aforementioned center accepting groove 14, the front end of vertical slots 161 is connected with receiving space 13, and the bottom surface of insulating body 1 is run through in the bottom surface of kerve 162.

Above aforementioned center accepting groove 14, be recessed to form the holding slot 17 that roughly is convex shape forward from insulation body 1 rear end face 12, the side of this holding slot 17 is connected with aforementioned L shaped vertical slots 161, the upper surface of this holding slot 17 runs through the end face of insulating body 1, and the rectangular aperture 172 that forms roughly tapered opening 171 and extend from tapered opening 171 sides at end face.

Please continue to consult shown in Figure 3, earth terminal 3 is become by the sheet metal system, it pin portion 31 that comprises level with the pin portion 31 vertical crooked contacting departments that link to each other 32, the side of pin portion 31 and contact site 32 all be formed with can with the insulating body 1 protruding thorn of fixing (not label) mutually.

Center terminal 2 comprises the pin portion 21 and the inverted U-shaped connecting portion 22 of level, a side arm 221 of wherein inverted U-shaped connecting portion 22 links to each other with the edge-perpendicular of pin portion 21, from integrally formed L shaped first contact site 23 of root edge of another side arm 222 of U-shaped connecting portion 22, extend to form cylindrical second contact site 24 forward from the leading edge of U-shaped connecting portion 22.

Switch terminal 4 comprises the connecting portion 41 that roughly is zigzag, a horizontal ends from connecting portion 41 extends to form pin portion 42 forward, another horizontal ends from connecting portion 41 extends to form elastic contact part 43 forward, forms salient point 431 downwards at the lower surface of the end of elastic contact part 43.

Fixing terminal 5 comprises the base portion 51 of rectangle sheet, is formed with protruding thorn 52 respectively in the both sides of base portion 51.Extend to form trapezoidal demihull shape connecting portion 53 from the leading edge of base portion 51 is also downward-sloping forward, protrude out extension from the side of the front end of connecting portion 53 to side and be bent to form square cantilever 54 then vertically downward, upwards bend perk from the front end of connecting portion 53 and form leading section 55.End at the cantilever 54 of fixing terminal 5 is provided with the collets 6 that coat cantilever 54 ends.

See also Figure 1 and Figure 2, during assembling, center terminal 2 is assembled in the center accepting groove 14 from back to front, wherein pin portion 21 is contained in the kerve 142 and the bottom surface of giving prominence to insulating body 1 downwards, U-shaped connecting portion 22 is contained in the U-shaped accepting groove 141, and first contact site then is contained in the level trough 143.

Earth terminal 3 is assembled in the earth terminal accepting groove 15 from back to front.

Switch terminal 4 is assembled in the switch terminal accepting groove 16 from back to front, wherein zigzag connecting portion 41 horizontal ends and the elastic contact part 43 that is connected with this end are assembled in the vertical slots 161, wherein elastic contact part 43 just is positioned at first contact site, 23 tops of center terminal 2 and in the vertical direction overlapping (as shown in Figure 4) with it, and pin portion 42 correspondences of switch terminal 4 are contained in the kerve 162 and protrude out insulating body 1 bottom surface.

Fixing terminal 5 is assembled in the holding slot 17 from back to front, wherein cantilever 54 passes the vertical slots 161 that is connected with holding slot 17, its horizontal component is positioned at rectangular aperture 172 positions of insulating body 1 end face just, vertically part then presses on the front end of the contact site 43 of switch terminal 4 by collets 6, and forces the salient point 431 of the elastic contact part 43 of switch terminal 4 to contact with first contact site 23 of center terminal 2.

See also Fig. 5 and shown in Figure 6, when butt connector 200 does not insert, because the compressing of fixing terminal 5 cantilevers 54 makes switch terminal 4 elastic contact parts 42 contact with center terminal 2 first contact sites 23.When butt connector 200 inserts, upwards back down fixing terminal 5, this moment, the elastic contact part 43 of switch terminal 4 separated with center terminal 2 owing to elastic return, when butt connector 200 is pulled out, center terminal 2 first contact sites 23 contact with switch terminal 4 again, thereby realize switching function.

Claims

1. electric connector, it comprises insulating body and is assembled in center terminal, earth terminal, switch terminal and fixing terminal in the insulating body; It is characterized in that: center terminal is provided with first contact site, switch terminal is provided with elastic contact part, the end of fixing terminal is provided with collets, the fixing terminal compresses center terminal by collets first contact site contacts with the elastic contact part of switch terminal, and butt connector can back down the fixing terminal when inserting makes switch terminal separate with center terminal.

2. electric connector as claimed in claim 1, it is characterized in that: center terminal comprises the U-shaped connecting portion, side arm from the U-shaped connecting portion extends to form L shaped first contact site, and form salient point at the lower surface of first contact site, another side arm from the U-shaped connecting portion forms pin portion, extends to form second contact site forward from the front end of U-shaped connecting portion.

3. electric connector as claimed in claim 2 is characterized in that: switch terminal comprises the connecting portion that roughly is zigzag, extends to form elastic contact part from an end of connecting portion, extends to form pin portion from the other end of connecting portion.

4. electric connector as claimed in claim 3 is characterized in that: first contact site of center terminal and the elastic contact part in the vertical direction of switch terminal are overlapping.

5. electric connector as claimed in claim 1 is characterized in that: the fixing terminal comprises base portion and from the base portion connecting portion of downward-sloping extension forward, protrudes out at the side of connecting portion and forms the square cantilever, and the aforementioned dielectric piece is coated on the end of cantilever.