CN201570672U

CN201570672U - Audio-frequency socket connector

Info

Publication number: CN201570672U
Application number: CN2009202626067U
Authority: CN
Inventors: 王耀廷
Original assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Current assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Priority date: 2009-11-06
Filing date: 2009-11-06
Publication date: 2010-09-01
Anticipated expiration: 2019-11-06

Abstract

The utility model discloses an audio-frequency socket connector, which comprises an insulating body, a plurality of signal terminals and a switch terminal. The insulating body is provided with a plug-in slot and a plurality of accommodating grooves communicated with the plug-in slot; the rear part on the lower surface of the insulating body is provided with an elastic arm groove which backward extends and is communicated with the plug-in slot; the signal terminals are accommodated in the accommodating grooves; the switch terminal is arranged on the insulating body and is provided with a fixing part; and the middle of the front edge of the fixing part is upwards bent and then bent and extends towards one side of the fixing part to form an elastic arm; the tail end of the elastic arm is bent and extends to form a contact part; the elastic arm of the switch terminal is accommodated in the elastic arm groove; and the contact part can movably extend into the plug-in groove. The switch terminal of the audio-frequency socket connector is fixed at the rear part on the lower surface of the insulating body, and thereby the length of the audio-frequency socket connector can be shortened.

Description

Audio socket connector

Technical field

The utility model relates to a kind of connector, relates in particular to a kind of audio socket connector.

Background technology

Usually has audio socket connector on the audio-visual devices, to dock the transmission that realizes voice signal with a pin connector.See also Fig. 5, an existing audio socket connector 100 ' by an insulating body 1 ', some signal terminals 2 ' and the switch terminal 3 of clip type ' form in the form of sheets.Insulating body 1 ' on offer some accepting grooves (among the figure indicate), signal terminal 2 ' be installed in the accepting groove; The rear end of insulating body 1 offer one pass diapire and arrive at the storage tank 11 of upper surface ', switch terminal 3 ' be inserted in storage tank 11 ' interior and place insulating body 1 ' rear end.When pin connector inserted, the side of pin connector contacted with signal terminal, terminal and switch terminal 3 ' contact, thus open circuit, the transmission of audio signal.

Yet, above-mentioned existing audio socket connector 100 ' switch terminal 3 ' be inserted in insulating body 1 ' rear end storage tank 11 ' in, can increase audio socket connector 100 ' length, do not meet compact now demand.

The utility model content

Main purpose of the present utility model is to provide a kind of audio socket connector that shortens length at the defective that above-mentioned prior art exists.

For reaching above-mentioned purpose, the utility model audio socket connector comprises an insulating body, some signal terminals and a switch terminal.The some accepting grooves that offer an inserting groove on the insulating body and be connected with inserting groove, the place, lower surface rear portion of insulating body offers an elastic arm groove that is communicated with inserting groove that extend back; Some signal terminals are contained in the described accepting groove; Switch terminal is installed on the insulating body, and this switch terminal has a holding parts, and this holding parts leading edge middle part upwards bending extends to form an elastic arm to a lateral buckling of holding parts again, and the end bending of this elastic arm extends to form a contact site; The elastic arm of switch terminal is contained in the described elastic arm groove, and contact site stretches in the inserting groove movably.

In sum, the switch terminal of the utility model audio socket connector is immobilizated in the elastic arm groove at lower surface rear portion place of insulating body, thereby can shorten the length of audio socket connector.

Description of drawings

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

Fig. 2 is the stereogram of the insulating body of audio socket connector shown in Figure 1.

Fig. 3 is the stereogram of audio socket connector shown in Figure 1.

Fig. 4 is the stereogram of each terminal of audio socket connector shown in Figure 1 when contacting with audio plug connector.

Fig. 5 is the stereogram of existing audio socket connector.

The description of reference numerals of each element is as follows among the figure:

Audio socket connector 100 insulating bodies 1

Main part 10 docking sections 11

Interface 111 inserting grooves 112

Storage tank 15 elastic arm grooves 151

Holding slot 152 guide pillars 18

Cushion block 19 first signal terminals 2

Second signal terminal 3 the 3rd signal terminal 4

Contact

salient point

45,65

fixing pin

46,55

Switch terminal 5 earth terminals 6

Holding part 7

Accepting

groove

12,13,14,16,17

Holding parts

21,31,41,51,61,71

Elastic arm

22,32,42,52,62,72

Contact

site

23,33,43,53,63,73

Weld

part

24,34,44,54,64

Embodiment

For describing technology contents of the present utility model, structural feature, the purpose of being reached and effect in detail, below exemplify embodiment now and conjunction with figs. is described in detail.

See also Fig. 1 and Fig. 2, the utility model audio socket connector 100 comprises an insulating body 1, some signal terminals, a switch terminal 5, a pair of earth terminal 6 and a holding part 7.

Insulating body 1 has one and roughly is a rectangular-shaped main part 10 and a front end by main part 10 and protrudes out the docking section 11 that forms.The interface 111 that connects before and after this docking section 11 offers, interface 111 extend back and connect insulating body 1 and form an inserting groove 112.Wall rear end, main part 10 left and right sides offers first accepting groove 12 that is communicated with inserting groove 112 and second accepting groove 13 forward respectively, main part 10 lower surface approximate mid-section places offer that one the 3rd accepting groove, 14, the three accepting grooves, 14 front center continue to extend to 11 places, docking section forward and the 3rd accepting groove 14 front ends are communicated with interface 111 corresponding to 11 places, docking section.Place, main part 10 lower surface rear portions offers a storage tank 15, storage tank 15 comprises two holding slots 152 that the elastic arm groove 151 that extends back that is opened in main part 10 lower surface rear portions places and main part 10 lower surfaces are offered in place, elastic arm groove 151 both sides, and elastic arm groove 151 is communicated with inserting groove 112.Main part 10 lower surface front portions are in the 3rd accepting groove 14 both sides and upwards offer the 4th accepting groove 16 that is communicated with inserting groove 112 respectively, and main part 10 right side wall rear ends offer one the 5th accepting groove 17 in second accepting groove, 13 inboards.Vertically convex with some guide pillars 18 and some cushion blocks 19 on main part 10 lower surfaces.Guide pillar 18 can be inserted in the respective aperture of circuit board (not indicating among the figure), and cushion block 19 can contact with circuit board.

See also Fig. 1 and Fig. 3, signal terminal comprises one first signal terminal 2, one second signal terminal 3 and one the 3rd signal terminal 4.First contact site 23 that first signal terminal 2 has first holding parts 21 of a vertical sheet, first elastic arm 22 that extends to form to a lateral buckling of second signal terminal 3 from the leading edge of first holding parts 21 middle part, extend to form from the end bending of first elastic arm 22 and bend first weld part 24 that extends to form left from the lower limb rear end of first holding parts 21.

Second signal terminal 3 has second holding parts 31 that is vertical sheet, from the leading edge middle part of second holding parts 31 forward and second elastic arm 32 that extends to form to first signal terminal, 2 lopsidedness, second contact site 33 that is bent to form from the end of second elastic arm 32 and bend second weld part 34 that extends to form to the right from the lower limb front end of second holding parts 31.

The 3rd signal terminal 4 has the 3rd holding parts 41 of a horizontal sheet, the 3rd elastic arm 42 that extends to form, the 3rd contact site 43 that extends to form from the end bending of the 3rd elastic arm 42 and bend after the extension the 3rd weld part 44 that bending to the right again extends to form from the right hand edge rear portion of the 3rd holding parts 41 downward vertically are inclined upwardly forward from the leading edge of the 3rd holding parts 41 middle part.The upper surface of the 3rd contact site 43 convexes with one first contact salient point 45; The all upwards vertical bending in the front portion, left and right edge of the 3rd holding parts 41 has extended to form one first fixing pin 46.

See also Fig. 1, switch terminal 5 has the 4th holding parts 51 that is horizontal sheet, upwards the 4th elastic arm 52 that extends to form to a lateral buckling of the 4th holding parts 51 again of bending, the 4th contact site 53 that extends to form from the end bending of the 4th elastic arm 52 and the 4th weld part 54 that extends to form from the bending of the 4th holding parts 51 back edge middle part from the 4th holding parts 51 leading edges middle part.The left and right lateral margin of the 4th holding parts 51 all upwards vertically is bent to form one second fixing pin 55.

The 5th contact site 63 that earth terminal 6 has the 5th holding parts 61 of a vertical sheet, extend to form to another earth terminal 6 one lateral bucklings and the 5th elastic arm 62 that extends to form downwards, from the end bending of the 5th elastic arm 62 from the last ora terminalis of the 5th holding parts 61 and on the 5th weld part 64, the five contact sites 63 that another earth terminal 6 one lateral bucklings extend to form, convex with one second contact salient point 65 from the following ora terminalis of the 5th holding parts 61.

Holding part 7 has the 6th holding parts 71 of a vertical sheet, from the front-end edge of the 6th holding parts 71 middle part behind first signal terminal, 2 one lateral bucklings the 6th elastic arm 72 that extends to form of bending and the 6th contact site 73 that extends to form from the end bending of the 6th elastic arm 72 backward again.

See also Fig. 3, the utility model audio socket connector 100 is when assembling, first signal terminal 2 is contained in first accepting groove 12, second signal terminal 3 is contained in second accepting groove 13, the 3rd signal terminal 4 is contained in the 3rd accepting groove 14, earth terminal 6 is contained in the 4th accepting groove 16, and holding part 7 is contained in the 5th accepting groove 17; Switch terminal 5 is contained in the storage tank 15, the 4th holding parts 51 of switch terminal 5 is posted by on main part 10 lower surfaces, the 4th elastic arm 52 is contained in the elastic arm groove 151, and the 4th contact site 53 stretches in the inserting groove 112 movably, and the second fixing pin 54 inserts in the holding slot 152; Each weld part (24,34,44,54,64) all extend out to the lower surface of insulating body 1, to weld with external circuit board.

See also Fig. 4, the pin connector (among the figure indicate) of the utility model audio socket connector 100 and a coupling is when docking, each terminal (2,3,4,5,6) and holding part 7 all contact with pin connector, pin connector connects first signal terminal 2 and switch terminal 5, thereby open circuit, realize the transmission of audio signal, earth terminal 6 is grounded function, and holding part 7 increases contact engaging and separating force when pin connector inserts and extracts.

In sum, the switch terminal 5 of the utility model audio socket connector 100 is immobilizated in place, insulating body 1 lower surface rear portion, with switch terminal 3 of the prior art ' be immobilizated in insulating body 1 ' rear end to compare, can effectively shorten the length of audio socket connector 100.

Claims

1. audio socket connector, comprise an insulating body, some signal terminals and a switch terminal, the some accepting grooves that offer an inserting groove on the insulating body and be connected with inserting groove, the place, lower surface rear portion of insulating body offers an elastic arm groove that is communicated with inserting groove that extend back; Signal terminal is contained in respectively in the described accepting groove; Switch terminal is installed on the insulating body, it is characterized in that: switch terminal has a holding parts, and this holding parts leading edge middle part upwards bending extends to form an elastic arm to a lateral buckling of holding parts again, and the end bending of this elastic arm extends to form a contact site; The elastic arm of switch terminal is contained in the described elastic arm groove, and contact site stretches in the inserting groove movably.

2. audio socket connector according to claim 1 is characterized in that: the left and right lateral margin of the holding parts of described switch terminal all upwards vertically is bent to form a fixing pin; Place, described elastic arm groove both sides offers two holding slots, and the fixing pin of switch terminal inserts in the described holding slot.

3. audio socket connector according to claim 2 is characterized in that: the trailing edge middle part of the holding parts of described switch terminal extends to form a weld part forward, and this weld part extend out to the lower surface of insulating body.

4. audio socket connector according to claim 1 is characterized in that: this audio socket connector also comprises two earth terminals, and this earth terminal is contained in the described accepting groove.

5. audio socket connector according to claim 1 is characterized in that: this audio socket connector also comprises a holding part, and this holding part is contained in the described accepting groove.