CN202334844U

CN202334844U - Earphone jack

Info

Publication number: CN202334844U
Application number: CN 201120453760
Authority: CN
Inventors: 杨方彬; 胡光才
Original assignee: DONGGUAN YUQIU ELECTRONICS Co Ltd
Current assignee: DONGGUAN YUQIU ELECTRONICS Co Ltd
Priority date: 2011-11-16
Filing date: 2011-11-16
Publication date: 2012-07-11
Anticipated expiration: 2021-11-16

Abstract

The utility model discloses an earphone jack. The earphone jack comprises a plastic pedestal, a plurality of audio terminals and a base, wherein an audio jack which passes through the pedestal is arranged on the pedestal; the audio terminals are fixedly arranged on the pedestal, contact parts at the front ends of the audio terminals are positioned in the audio jack, and in electrical contact with the plug which is inserted in the audio jack, and pin parts at rear ends of the audio terminals extend out from the pedestal; the base comprises a bottom plate which is positioned at the bottom of the pedestal and a baffle which is integrally formed with the base; the base is fixed on the pedestal, and the baffle of the base covers the rear end of the pedestal; and the pin parts of the audio terminals pass through the bottom plate and are exposed outside the base. In the earphone jack, the audio terminals are relatively fixed and prevented from being deformed, the baffle protects the audio jack to prevent dust and foreign objects from falling into the audio jack, so that the quality and service life of the whole earphone jack are improved.

Description

A kind of earphone socket

Technical field:

The utility model relates to the COBBAIF technical field, and it is firm to refer in particular to a kind of structure, and the earphone socket with dustproof effect.

Background technology:

All be provided with earphone jack in many video and audio electronic products,, supply the user to use so that audio output interface to be provided.It is cylindric that conventional headset plug is ladder, and per stage need form electrical contact with different terminal in the earphone socket as different electrodes.See Fig. 1, shown in 2, this is existing a kind of earphone socket, and it comprises: a pedestal 6 and some audio frequency terminals 7.Described pedestal 6 has the audio sockets 61 (in order to express easily, we are fore-and-aft direction with the direction that runs through of audio sockets 61) that runs through the pedestal front and back, is positioned at audio sockets 61 both sides in pedestal 6 rear ends and offers some slots 62.Audio frequency terminal 7 will insert respectively in the described slot 62, and form a fixed connection with it.

Each audio frequency terminal 7 includes contact site and pin portion, and the contact site that is positioned at audio frequency terminal 7 front ends will stretch into audio sockets 61, and electrically contacts with inserting audio sockets 61 interior headset plugs, and the pin portion of audio frequency terminal 7 rear ends is extended by pedestal 6 bottom surfaces.

Offer installation screens 63 in the pedestal left and right sides respectively, in these installation screens 63 places one metal connecting sheet 64 is set, this metal connecting sheet 64 will form local the coating to pedestal 6, and its both sides are formed with the pin that is connected with circuit board.

During use, by the front port insertion headset plug of audio sockets 61, the contact site in the audio frequency terminal 7 will form contact with different electrode area in the headset plug, realizes the transmission of audio frequency news Kazakhstan.

There is following defective in the earphone socket of said structure:

1, in the said structure, audio frequency terminal 7 inserts forward in the slot 62 along the rear end of pedestal 6, and the pin of audio frequency terminal 7 is exposed outside fully, and this structure makes the pin slight impact of audio frequency terminal 7 just can produce distortion; And the mechanism that this structure is not fixed audio frequency terminal 7, audio frequency terminal 7 may landing from slot 62.The pin that is used for fixing the metal connecting sheet 64 of pedestal 6 does not have any location, ruggedized construction, and its pin is influenced by external force also easily and is out of shape.

2, in the said structure; This audio sockets 61 runs through the front-end and back-end of pedestal 6, and headset plug inserts from front port, and audio sockets 61 rear ports that are positioned at pedestal 6 rear ends are in open state fully; There is not any covering; Dust or other foreign material get in the audio sockets 61 easily, can damage earphone socket like this, also can influence the audio frequency output quality.

The utility model content:

The utility model technical problem to be solved just is to overcome the prior art weak point, provides a kind of structure firm, and can prevent effectively that dust, impurity from getting into the earphone socket in the audio jack.

For solving the problems of the technologies described above, the utility model has adopted following technical scheme: this earphone socket comprises a plastic cement pedestal, and described pedestal is provided with the audio jack that runs through the pedestal front and back; A plurality of audio frequency terminals, this audio frequency terminal is fixedly installed on the pedestal, and the contact site of described audio frequency terminal front end and electrically contacts with plug in inserting audio jack in above-mentioned audio jack, and the pin portion of audio frequency terminal rear end is gone out by base extension; One base, this base comprises: be positioned at base bottom base plate and with the integrated baffle plate of base, described base is fixed on the pedestal, its baffle plate hides the rear end in pedestal, the pin portion of audio frequency terminal passes said base plate and is revealed in outside the base.

Furthermore, in the technique scheme, base plate in the said base and baffle plate are one-body molded L-shaped, and baffle plate hides audio jack rear port on the pedestal fully.

Furthermore, in the technique scheme, include a back terminal and most front terminal in the described audio frequency terminal, wherein the pin portion of back terminal is positioned at outside the pedestal, and the pin portion of front terminal is extended out by the slot of offering on the pedestal.

Furthermore, in the technique scheme, be formed with a projection on the baffle plate of said base, on projection, offer outer jack, the outer jack on this projection passes in the pin portion of back terminal; Offer the jack corresponding with front terminal on the base plate of said base, the pin portion of front terminal is passed by jack corresponding on the base plate.

Furthermore, in the technique scheme, first metal shell that has been coated and fixed of described pedestal.

Furthermore, in the technique scheme, described housing comprises: mainboard and with the integrated side plate of mainboard, side plate is bent to form downwards by the mainboard both sides, has extended to form pin downwards in the edge of side plate.

Furthermore, in the technique scheme, the position of corresponding housing both sides, the both sides pin of described base forms the side jack, and the pin of said housing both sides is passed by the side jack.

Furthermore, in the technique scheme, form hole clipping on the side plate of said housing, said pedestal both sides form the fixture block that cooperates with it to position that should hole clipping.

Compared with prior art have following beneficial effect behind the utility model employing said structure:

1, the utility model adopts pedestal to cooperate the mode of assembling with base, and the jack that matches with audio frequency terminal pins portion is arranged on the base, makes after assembling is accomplished; The audio frequency terminal is relatively fixing; Can from pedestal, not drop, simultaneously, pin portion only latter end partly is revealed in outside the base; Make the pin portion of audio frequency terminal be not easy to produce deformation, improved the quality and the life-span of entire headset socket.

2, form a baffle plate on the employed base of the utility model; After assembling is accomplished; This baffle plate is positioned at the rear end oral area of pedestal rear portion audio jack, and the rear port formation covering completely to audio sockets forms protection through baffle plate to audio jack; Dust, foreign material can not dropped in the audio jack, thereby avoid influence that earphone socket is caused.

Description of drawings:

Fig. 1 is the stereogram of existing earphone socket;

Fig. 2 is the stereogram at existing another visual angle of earphone socket;

Fig. 3 is the stereogram of the utility model;

Fig. 4 is the stereogram after the utility model is removed shell;

Fig. 5 is the stereogram at another visual angle of Fig. 4;

Fig. 6 is the stereogram exploded view of the utility model;

Fig. 7 is the stereogram of shell in the utility model.

Description of reference numerals:

1 pedestal, 11 audio jacks, 12 slots, 13 fixture blocks

2 audio frequency terminals, 21 back terminal 22 front terminal 211,221 pin portions

3 housings, 31 mainboards, 32 side plates, 321 pins

322 hole clippings, 4 bases, 41 base plates, 42 baffle plates

411 side jacks, 421 projections, 6 pedestals, 61 audio sockets

62 slots 63 are installed screens 64 metal connecting sheets 7 audio frequency terminals

Embodiment:

Below in conjunction with specific embodiment and accompanying drawing the utility model is further specified.

The utility model is an earphone socket; Seeing shown in Fig. 3-7, for ease of explanation, is benchmark about the expression of locality with the direction that runs through of Fig. 4 audio jack 11 in the following explanation; With audio jack 11 circular front port place directions is the place ahead, other directions and the like.

The described earphone socket of the utility model comprises: pedestal 1, some audio frequency terminals 2, housing 3 and base 4.

Pedestal 1 is the plastic material injection mo(u)lding, offers the audio jack 11 before and after running through on it.Rear end face at pedestal 1 offers the slot 12 that is used to install audio frequency terminal 2 forward.Described audio jack 11 front ends are a circular hole, and port is positioned at the rear end face of pedestal 1 thereafter.

Described audio frequency terminal 2 has a plurality of terminals to constitute, and each audio frequency terminal 2 all has contact site and pin portion, and contact site will stretch in the audio jack 11, and forms electrical the contact with insertion audio jack 11 interior headset plugs.Pin portion is bent to form downwards by audio frequency terminal rear end, and it will form electric connection with circuit board.

Different according to its distribution position, described a plurality of audio frequency terminals 2 comprise terminal 21 and some front terminal 22 after one.Wherein the pin portion 211 of back terminal 21 is positioned at outside the pedestal 1, and the pin portion 221 of front terminal 22 is extended out by the slot of offering on the pedestal 1 12.

Housing 3 adopts metal sheet to make, and it partly is coated on the pedestal 1.Housing 3 comprises: mainboard 31 and with mainboard 31 integrated side plates 32, side plate 32 is bent to form downwards by mainboard 31 both sides, has extended to form pin 321 downwards in the edge of side plate 32.On side plate 32, also form with pedestal 1 and form the hole clipping 322 that is clasped.The position of corresponding hole clipping 322 forms fixture block 13 in pedestal 1 both sides.

Base 4 comprises a base plate 41 and is positioned at the baffle plate 42 on the base plate 41 that base plate 41 is one-body molded L-shaped in baffle plate 42.Base 4 is fixed in the bottom of pedestal 1, and its baffle plate 42 hides in the rear end of pedestal 1, is formed with a projection 421 on the baffle plate 42, on projection 421, offers outer jack, and the outer jack on this projection 421 passes in the pin portion 211 of back terminal 21; Offer the jack corresponding with front terminal 22 on the base plate 41 of base 4, the pin portion of front terminal 22 is passed by jack corresponding on the base plate 41.The both sides of described base 4 are formed with convexity, on this convexity, offer and the corresponding side jack 411 of housing 3 both sides pins 321, and the pin 321 of said housing 3 both sides is passed by side jack 411.

Furthermore, audio frequency terminals 2 all in the utility model at first are fixed on the pedestal 1 through the slot on the pedestal 1 12, realize location and fixing.Then base 4 is assembled on the pedestal 1, the pin portion of audio frequency terminal 2 is passing corresponding jack respectively, thereby realizes the location once more of audio frequency terminal 2 and fixing.In this simultaneously; Baffle plate 42 on the base 4 will just in time be covered on the rear end face of pedestal 1; Thereby the rear port of audio jack 11 on pedestal 1 rear end face is hidden fully, thereby dust, foreign material can not dropped in the audio jack 11, thereby avoid influence that earphone socket is caused.

Another aspect is in housing 3 assembling processes, at first through the buckle mode; Housing 3 and pedestal 1 are fixed, and simultaneously, the pin 321 of housing 3 will be rushed across by the side jack 411 of the both sides of base 4; Can form further firmly pin 321 like this, place pin 321 impaired distortion.

Certainly; The above is merely an embodiment of the utility model; Be not to limit the utility model practical range, all equivalences of doing according to the said structure of the utility model claim, characteristic and principle change or modify, and all should be included in the utility model claim.

Claims

1. earphone socket is characterized in that: comprising:

One plastic cement pedestal, described pedestal are provided with the audio jack that runs through the pedestal front and back;

A plurality of audio frequency terminals, this audio frequency terminal is fixedly installed on the pedestal, and the contact site of described audio frequency terminal front end stretches in the above-mentioned audio jack, and electrically contacts with plug in inserting audio jack, and the pin portion of audio frequency terminal rear end is gone out by base extension;

One base, this base comprises: be positioned at base bottom base plate and with the integrated baffle plate of base, described base is fixed on the pedestal, its baffle plate hides the rear end in pedestal, the pin portion of audio frequency terminal passes said base plate and is revealed in outside the base.

2. a kind of earphone socket according to claim 1 is characterized in that: base plate in the said base and baffle plate are one-body molded L-shaped, and baffle plate hides audio jack rear port on the pedestal fully.

3. a kind of earphone socket according to claim 1; It is characterized in that: include a back terminal and most front terminal in the described audio frequency terminal; Wherein the pin portion of back terminal is positioned at outside the pedestal, and the pin portion of front terminal is extended out by the slot of offering on the pedestal.

4. a kind of earphone socket according to claim 3 is characterized in that: be formed with a projection on the baffle plate of said base, on projection, offer outer jack, the outer jack on this projection passes in the pin portion of said back terminal; Offer the jack corresponding with said front terminal on the base plate of said base, the pin portion of said front terminal is passed by jack corresponding on the base plate.

5. according to any described a kind of earphone socket among the claim 1-4, it is characterized in that: first metal shell that has been coated and fixed of described pedestal.

6. a kind of earphone socket according to claim 5 is characterized in that: described housing comprises: mainboard and with the integrated side plate of mainboard, side plate is bent to form downwards by the mainboard both sides, has extended to form pin downwards in the edge of side plate.

7. a kind of earphone socket according to claim 6 is characterized in that: the position of corresponding housing both sides, the both sides pin of said base forms the side jack, and the pin of said housing both sides is passed by the side jack.

8. a kind of earphone socket according to claim 6 is characterized in that: form hole clipping on the side plate of said housing, said pedestal both sides form the fixture block that cooperates with it to position that should hole clipping.