Summary of the invention
The present invention mainly solves prior art audio connector and connects unstable or produce the technical problem loosened, the mobile terminal of a kind of audio frequency coupling assembling and fastening audio connector is provided, can fixed-audio connector effectively, improve the structural strength of audio frequency coupling assembling.
For solving the problems of the technologies described above, first technical scheme of the present invention is to provide a kind of audio frequency coupling assembling, and this audio frequency coupling assembling comprises audio connector, circuit board and fastening structure.This circuit board is connected with this audio connector and arranges; This fastening structure is fixedly connected with this circuit board and is close to this audio connector and arranges, and fixes this audio connector to coordinate this circuit board.
In conjunction with first technical scheme, in the embodiment that the first is possible, this circuit board is provided with accommodating structure, and this fastening structure coordinates with this accommodating structure and forms accommodation space, and this audio connector is arranged in this accommodation space.
In conjunction with the first possible embodiment of first technical scheme, in the embodiment that the second is possible, this audio connector comprise connector and mutually away from the first side and the second side, this first side is fixedly installed by this connector and this circuit board, and this second side and this fastening structure fit.
In conjunction with the embodiment that the second of first technical scheme is possible, in the embodiment that the third is possible, this circuit board comprise mutually away from first surface and second surface, this connector is welded in this first surface, and this fastening structure is located at this second surface by SMT technique.
In conjunction with the third possible embodiment of first technical scheme, in the 4th kind of possible embodiment, this fastening structure is provided with holddown groove, the main part of this audio connector to be held in this accommodating structure and this second pleurapophysis for this holddown groove.
In conjunction with the embodiment that the second of first technical scheme is possible, in the 5th kind of possible embodiment, this connector is bending, and the main part of this connector and this audio connector is one-body molded.
In conjunction with first technical scheme, first technical scheme the first to any one possible embodiment in the 5th kind, in the 6th kind of possible embodiment, the material of this fastening structure comprises metal.
For solving the problems of the technologies described above, second technical scheme of the present invention is to provide a kind of mobile terminal of fastening audio connector, and this mobile terminal is equipped with arbitrary above-mentioned audio frequency coupling assembling.
In conjunction with second technical scheme, in the embodiment that the first is possible, this mobile terminal comprises shell, is formed at the connecting hole of this shell and keeper, this audio frequency coupling assembling is arranged in this shell, this keeper is located in this connecting hole and this audio connector part runs through this keeper arranges, to fix this audio connector by this keeper.
In conjunction with the first possible embodiment of second technical scheme, in the embodiment that the second is possible, this mobile terminal comprises mobile phone, palmtop PC, MP3 player and MP4 player, and the material of this keeper comprises metal and plastic cement.
Mobile terminal of the present invention and audio frequency coupling assembling are by arranging the mode of fastening structure, utilize fastening structure to coordinate circuit board to limit the activity space of audio connector, can effectively prevent from colliding external earphone due to factors such as external force and causing being connected unstable between audio connector with circuit board or producing the phenomenon loosened.In this way, the present invention improves the structural strength of audio frequency coupling assembling effectively, avoids damaging the structure such as circuit board and audio connector.
Embodiment
In below describing, in order to illustrate instead of in order to limit, propose the detail of such as particular system structure, interface, technology and so on, understand the application thoroughly to cut.But, it will be clear to one skilled in the art that and also can realize the application in other execution mode not having these details.In other situation, omit the detailed description to well-known device, circuit and method, in order to avoid unnecessary details hinders the description of the application.
Be described below in conjunction with accompanying drawing and concrete execution mode.
Refer to Fig. 1 to Fig. 3, Fig. 1 is the topology view of audio frequency coupling assembling one embodiment of the present invention, the circuit board of audio frequency coupling assembling shown in Fig. 2 Fig. 1 and the fit system schematic diagram of fastening structure, and Fig. 3 is another view of the coupling assembling of audio frequency shown in Fig. 1.
The present embodiment audio frequency coupling assembling includes but not limited to audio connector 10, circuit board 11 and fastening structure 12.
In the present embodiment, circuit board 11 is connected with audio connector 10 and arranges.Specifically, audio connector 10 can be arranged on a wherein side of circuit board 11 by the mode such as screw or rivet by the present embodiment, also can a groove be set on circuit board 11 and audio connector 10 part is sticked in this groove, certainly, also audio connector 10 laminating can be fixed on a wherein side of circuit board 11 by the mode pasted, it specifically can according to the needs of production cost and technological process and in different ways, in the scope that the art personnel understand, be not construed as limiting.
It should be noted that, fastening structure 12 is fixedly connected with circuit board 11, the mode such as rivet or screw for example can be adopted to realize connecting, also SMT(SurfaceMountedTechnology can be passed through, surface mounting technology) technique is attached on circuit board 11, certainly, under the prerequisite that technology allows, also can be one-body molded with circuit board 11, in this no limit.In order to realize the effect of fixing spacing audio connector 10, be understood that, the fastening structure 12 of the present embodiment is close to audio connector 10 and arranges, certainly, the rigid collision that flexible member (such as rubber blanket) etc. prevents between fastening structure 12 and audio connector 10 can be set up between fastening structure 12 and audio connector 10.
Generally speaking, the fastening structure 12 of the present embodiment coordinates circuit board 11 fixed-audio connector 10.For example, if audio connector 10 is arranged on a wherein side of circuit board 11 by the mode such as screw or rivet, then this fastening structure 12 can be set on other sides that audio connector 10 is different from this side; If arrange a groove and stick in this groove by audio connector 10 part on circuit board 11, then the opening part of fastening structure 12 at groove can be set to limit audio connector 10 in groove; In like manner, if circuit board 11 offers breach at side, and arranged by the two relative side that the mode of breach clamps audio connector 10, then the common fixed-audio connector 10 of fastening structure 12 can be set in another opposite flank of audio connector 10 simultaneously.
Be not difficult to find out, audio frequency coupling assembling of the present invention is by arranging the mode of fastening structure 12, fastening structure 12 is utilized to coordinate circuit board 11 to limit the activity space of audio connector 10, audio connector 10 be subject to external force etc. act on and will shake time, fastening structure 12 can compress audio connector 10 effectively.Specifically, the present invention can prevent from colliding external earphone due to factors such as external force and causing being connected unstable between audio connector 10 with circuit board 11 or producing the phenomenon loosened effectively, in this way, the present invention improves the structural strength of audio frequency coupling assembling effectively, avoid damaging the structure such as circuit board 11 and audio connector 10, ensure that the service quality of product.
In the particular embodiment, circuit board 11 can be provided with accommodating structure 110, and fastening structure 12 coordinates with accommodating structure 110 and forms accommodation space, and audio connector 10 is arranged in accommodation space.Specifically, accommodating structure 110 can for the nicked form that a wherein side of circuit board 11 shown in Fig. 2 is arranged, and itself and fastening structure 12 fit in pocket-like, and are defined in the accommodation space of pocket-like by audio connector 10.
Furthermore, in order to coordinate the fixation of fastening structure 12, audio connector 10 specifically can comprise connector 103,104(as shown in Figure 1) and mutually away from the first side 101 and the second side 102, wherein, first side 101 is fixedly installed by connector 103,104 and circuit board 11, and the second side 102 fits with fastening structure 12.
It should be noted that, connector 103,104 can adopt the material such as metal or rubber to obtain, and its end be connected with the main part (sign) of audio connector 10 can adopt the mode or one-body molded with the main part of audio connector 10 pasted, weld; The end that connector 103,104 and circuit board 11 are fixedly connected with also can adopt the mode of pasting or welding to be connected, in this no limit.In addition, the present embodiment only show connector 103,104, in other embodiments, also can adopt more connector, carefully not state at this.
Correspondingly, circuit board 11 comprise mutually away from first surface 111 and second surface 112, as shown in Figure 1, connector 103,104 is welded in first surface 111 respectively, and fastening structure 12 then can be located at second surface 112 by SMT technique.As previously mentioned, in order to coordinate accommodating structure 110 to form accommodation space, fastening structure 12 is provided with holddown groove 120, and the main part of audio connector 10 is held in accommodating structure 110 and the second side 102 protrudes from holddown groove 120.
It should be noted that the structural strength in order to improve fastening structure 12, at an angle to each other to be obliquely installed between multiple sidewall of the holddown groove 120 of the present embodiment fastening structure 12 and second surface 112; In other words, the present embodiment adopts leg-of-mutton stability feature, arranges multiple sidewalls of holddown groove 120, can effectively prevent external force excessive and damage fastening structure 12.
Furthermore, even if the holddown groove 120 of fastening structure 12 is out of shape due to external force, its form tilting bending also can provide larger strain space, after generation deformation, fastening structure 12 can be restored to the original state by modes such as pressings, and without the need to numerous and diverse maintenance process, embodiment improves the serviceability of fastening structure 12.Specifically, the material of fastening structure 12 comprises metal, certainly, fastening structure 12 is obtained except metal material can be adopted, in other embodiments, the harder elastomeric material of quality also can be adopted to obtain, to reduce costs under the prerequisite ensureing structural strength, in the scope that the art personnel understand, be not construed as limiting.
In like manner, be subject to the excessive and reparation speed after damaging of external force to effectively improve audio frequency coupling assembling, the connector 103,104 of the present embodiment can be bending (Fig. 1 is shown); Meanwhile, because the elastic performance of the connector 103,104 of bending is better, can prevent rigid collision rear connectors 103,104 from directly scratching circuit board 11 or audio connector 10, improve the serviceability of product.
It should be noted that; the mobile terminal and vehicle-mounted playback terminal etc. that use audio product due to prior art are more and more exquisiter frivolous; cause cannot arranging other structures to protect audio connector 10 on the shell of mobile terminal or car-mounted terminal; the present embodiment by arranging the mode of fastening structure 12 on the circuit board 11 of audio frequency coupling assembling; ensure that the exquisiteness of product is lightening, effectively protect audio connector 10 simultaneously.
Please continue to refer to Fig. 1 to Fig. 3, the present invention also provides a kind of mobile terminal, and the present embodiment mobile terminal is equipped with the audio frequency coupling assembling of preceding embodiment associated description, and namely the mobile terminal of the present embodiment can fastening audio connector 10 effectively.
Wherein, the present embodiment mobile terminal can comprise mobile phone, palmtop PC, MP3 player and MP4 player, also can be vehicle-mounted playback terminal etc., in the scope that the art personnel understand, is not construed as limiting.
Be understood that, the mobile terminal of the present embodiment can comprise shell, be formed at the connecting hole of shell and keeper etc., audio frequency coupling assembling is arranged in shell, keeper is located in connecting hole and audio connector 10 part runs through keeper arranges, and audio connector 10 gives prominence to the part (for patching external earphone cord etc.) of circuit board 11 and fastening structure 12 as shown in Figure 3.Wherein, the material of keeper can comprise metal and plastic cement, and it specifically can be made sleeve-shaped and be located in connecting hole, and in addition, the inner circumferential of the keeper of sleeve-shaped should fully contact with between the outline of audio connector 10, to improve positioning performance.
It should be noted that, the present embodiment, except by fastening structure 12 fixed-audio connector 10, passes through the further fixed-audio connector 10 of keeper of shell simultaneously; Adopt dual fixing mode, audio connector 10 be subject to external force etc. act on and will shake time, fastening structure 12 can compress audio connector 10 effectively, and what keeper then utilized the supporting function of shell to limit audio connector 10 further rocks the actions such as bending.
The present invention prevents from being connected unstable between audio connector 10 with circuit board 11 or producing the phenomenon loosened effectively, in this way, the present invention improves the structural strength of audio frequency coupling assembling effectively, avoid damaging the structure such as circuit board 11 and audio connector 10, ensure that the service quality of product.
The foregoing is only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.