CN2800569Y

CN2800569Y - Power supply connector

Info

Publication number: CN2800569Y
Application number: CN 200520071489
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: 2005-04-28
Filing date: 2005-04-28
Publication date: 2006-07-26
Anticipated expiration: 2015-04-28

Abstract

The utility model discloses a power supply connector, which comprises an insulation body, and an earth terminal, a central terminal and a switch terminal which are contained in the insulation body, wherein an insulation block is arranged in the insulation body; the central terminal is electrically connected with the switch terminal before a butting connector is inserted. When the butting connector is inserted in the power supply connector, the insulation block is oppressed to move into the space between the central terminal and the switch terminal so as to realize the function of a switch.

Description

Power connector

[technical field]

The relevant a kind of power 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 power connector with switch handoff functionality.

For reaching aforementioned purpose, the utility model adopts following technical scheme: it comprises insulating body and is contained in insulating body interior earth terminal, center terminal and switch terminal, in insulating body, also be provided with insulating spacer, center terminal and switch terminal do not electrically connect when butt connector inserts, when butt connector inserts this power connector, the compressing insulating spacer moves between center terminal and switch terminal it and realizes switching function.

Compared with prior art, the utility model power connector has following beneficial effect: the utility model electric connector is provided with switch terminal, center terminal electrically contacts mutually with switch terminal when not docking with butt connector, when when butt joint utilized the insulating spacer that is arranged in the insulating body to move into and shift out between center terminal and switch terminal and realize switching function.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model power connector when docking with butt connector.

Fig. 2 is the three-dimensional combination figure of the bottom surface direction of connector combination shown in Figure 1.

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

Fig. 4 is the three-dimensional exploded view of the bottom surface direction of the utility model power connector.

Fig. 5 is the unassembled fashionable unit assembly drawing of the utility model power connector insulating spacer.

Fig. 6 is that butt connector is not when inserting fully, along the cutaway view of A-A line direction among Fig. 1.

Fig. 7 is the cutaway view of butt connector shown in Figure 6 when inserting fully.

[embodiment]

See also Fig. 3 to shown in Figure 4, the utility model power connector, it comprises insulating body 1, center terminal 22, earth terminal 21, switch terminal 23, insulating spacer 3, spring 4 and stop block 5.

See also shown in Fig. 3 to 6, the roughly rectangular body of insulating body 1, it comprises relative front end face and rear end face, the body 1 front end face center of insulating certainly is recessed to certain distance backward and forms in order to accommodate the cylindrical receiving space 11 of butt connector.

Side at aforementioned receiving space 11 is recessed to form forward in order to accommodate the roughly L-shaped earth terminal accepting groove 12 of earth terminal 21 from body 1 rear end face that insulate, the upstanding portion of this L shaped accepting groove 12 is connected with aforementioned receiving space 11, and the bottom surface of insulating body 1 is run through in these accepting groove 12 bottoms.

From insulation body 1 rear end face and aforementioned receiving space 11 corresponding be recessed to form forward with aforementioned receiving space 11 that be connected with the corresponding center accepting groove 13 that is used for Collecting Center terminal 22 of center terminal 22 structures, the bottom surface of insulating body 1 is also run through in the bottom of this center accepting groove 13.

From insulation body 1 rear end face and the aforementioned earth terminal accepting groove 12 relative opposite sides corresponding accepting groove 14 of formation switch terminal 23 structures that caves inward, the bottom surface of insulating body 1 is run through in the bottom of this accepting groove 14.

Caving inward from insulation accepting groove 13 top positions, body 1 rear end face center forms cylindrical accepting groove 15, and these cylindrical accepting groove 15 front ends are connected with aforementioned receiving space 11, and cylindrical accepting groove 15 bottoms have a slit 16 to be connected with center accepting groove 13.In the rearward end of insulating body 1, run through the rectangle holding slot 17 that formation is communicated with cylindrical accepting groove 15 downwards from body 1 upper surface that insulate with aforementioned cylindrical accepting groove 15 correspondence positions.

See also Fig. 3 and shown in Figure 4, earth terminal 21 is become by the sheet metal system, it support portion 211 that comprises level with the Horizontal Branch support part 211 vertical crooked contact chips 210 that link to each other, 211 front end forms crooked weld part 213 in the support portion, and 210 all are formed with and the insulating body 1 protruding thorn 214 of fixing mutually with contact chip 211 rear ends in the support portion.

Center terminal 22 comprise level support portion 221 and with the perpendicular center contact site 222,223 in Horizontal Branch support part 221.The edge of Horizontal Branch support part 221 be provided with can with the insulating body 1 protruding thorn 224 of fixing mutually.The front end of center contact site is cylindrical contact jaw 222, forms the connecting portion 223 that roughly takes the shape of the letter U at the rear portion of contact jaw 222, and a U-shaped connecting portion wherein sidewall is connected the center contact site with Horizontal Branch support part 221.

The support portion 231 that switch terminal 23 comprises level with the vertical elastic contact part that roughly is in the shape of the letter V 232 that links to each other in Horizontal Branch support part, the front end of Horizontal Branch support part 231 forms crooked weld part 234, in Horizontal Branch support part 231 and the back edge of elastic contact part 232 all be formed with can with the insulating body 1 protruding thorn 233 of fixing mutually.

Insulating spacer 3 comprise round sheet fixed part 31 and with the perpendicular rectangle sheet isolation part 32 of fixed part 31.

See also Fig. 2 to shown in Figure 6, during assembling, earth terminal 21 is contained in the earth terminal accepting groove 12 by protruding thorn 214 interference engagement, the bottom surface that its Horizontal Branch support part 210 fore-ends stretch out insulating body 1, and its crooked contact chip 211 protrudes in the receiving space 11 of insulating body 1.Center terminal 22 inserts in the center terminal accepting groove 13 from body 1 rear end of insulating, and its Horizontal Branch support part 221 protruding thorns 224 are immobilizated in the insulating body 1, and the two side of U-shaped connecting portion 223 is stuck in the corresponding accepting groove.Switch terminal 23 is assembled in the switch terminal accepting groove 14 from back to front, and its V font elastic contact part 232 contacts with a sidewall of the U-shaped connecting portion 223 of center terminal 22.Insulating spacer 3 is in the rear end is assembled into aforementioned cylindrical accepting groove 15, and contact point the place ahead that aforementioned slit 16 finally is positioned at V font contact site 232 with the center terminal U-shaped connecting portion 223 of switch terminal is passed in its rectangle isolation part 32.Spring 4 is assembled in the back of the circular stator 31 of insulating spacer from cylindrical accepting groove 15, and stop block 5 inserts in the holding slot 17 of cylindrical accepting groove top from top to bottom, withdraws from backward to stop spring 4.

See also Figure 6 and Figure 7, when butt connector 100 did not insert fully, the V font contact site 232 of switch terminal 23 contacted with the U-shaped connecting portion 223 of center terminal 22.When butt connector 100 inserts, promoting insulating spacer 3 moves backward, 22 of the isolation part 32 immigration switch terminals 23 of insulating spacer 3 and center terminals, contact between two-terminal is disconnected, when butt connector 100 withdraws from, insulating spacer 3 moves forward under the effect of spring 4, and switch terminal 23 contacts again with the elastic return of center terminal 22 owing to switch terminal 23, thereby realizes switching function.

Claims

1. power connector, it comprises insulating body and is contained in earth terminal, center terminal and switch terminal in the insulating body that center terminal does not contact when butt connector inserts with switch terminal; It is characterized in that: but in insulating body, also be provided with the insulating spacer of resilient movement, when butt connector inserts this power connector, promote insulating spacer, it is moved between center terminal and switch terminal, cut off being connected of center terminal and switch terminal.

2. power connector as claimed in claim 1 is characterized in that: this power connector also comprises the elastic parts that is assembled in the insulating spacer rear end, insulating spacer can be under the support of elastic parts elastic return.

3. power connector as claimed in claim 2, it is characterized in that: the aforementioned dielectric block comprises stator and the spacer that links to each other with stator, the stator of aforementioned elastic parts supports insulative block, spacer can move between center terminal and switch terminal center terminal and switch terminal are cut off.

4. power connector as claimed in claim 2 is characterized in that: this power connector insulating body comprises and is assembled in the retaining piece that the insulating body rear end stops that elastic parts withdraws from.

5. power connector as claimed in claim 1 is characterized in that: earth terminal comprises that the Horizontal Branch support part reaches and the vertical crooked contact chip that links to each other in Horizontal Branch support part.

6. power connector as claimed in claim 1 is characterized in that: center terminal comprises Horizontal Branch support part and the center contact site vertical with the Horizontal Branch support part.

7. power connector as claimed in claim 6, it is characterized in that: the center contact site front end of aforementioned center terminal is cylindrical contact jaw, rear portion at contact jaw forms the connector that roughly takes the shape of the letter U, and a wherein sidewall of U-shaped connecting portion is connected the center contact site with the Horizontal Branch support part.

8. power connector as claimed in claim 7 is characterized in that: the aforementioned switches terminal comprise the Horizontal Branch support part with the vertical elastic contact part that roughly is in the shape of the letter V that links to each other in Horizontal Branch support part.

9. power connector as claimed in claim 8 is characterized in that: the V-arrangement elastic contact part of aforementioned switches terminal and center terminal the U-shaped connecting portion contact.