CN208707943U - Loudspeaker and earphone containing the loudspeaker - Google Patents

Abstract

The utility model provides a kind of loudspeaker.Above-mentioned loudspeaker, first vibration component is completed when installation, and it is resisted against the upper end of copper ring on installation step, then magnetic circuit component is assembled, glue is poured into glue groove again, glue groove is finally resisted against to the lower end of copper ring, fix magnetic circuit component, the inner ring of copper ring is resisted against the outside of annular lug at this time, prevent bracket left-right looseness, pass through the glue in glue groove simultaneously, increase the connective stability of bracket and copper ring, and, glue groove abuts annular lug, play the role of escape, prevent the natural arc transition herein due to being stamped and formed out, making the copper ring of vibration component can lie in a horizontal plane on bracket, make vibration component that can normally do piston vibration, loudspeaker is avoided to generate distortion.The utility model additionally provides a kind of earphone containing above-mentioned loudspeaker.

Description

Loudspeaker and earphone containing the loudspeaker

Technical field

The utility model relates to audio frequency apparatus technical field, in particular to a kind of loudspeaker and the ear containing the loudspeaker Machine.

Background technique

Electronic product of the earphone as mobile communication and Music Appreciation, it is very universal, with people's quality of the life It improving, the requirement to earphone speech quality, music is higher and higher, and it is higher and higher to the sound quality fidelity requirement of earphone products, to sound The high earphone acoustic feature of frequency characteristic distorition degree is more and more unfriendly.

Existing earphone, user inevitably exists when in use the operation such as collides, taps, falling, these operations can all cause The pronunciation vibration component of loudspeaker inside earphone loosens, and is attached to the forming material of the voice coil on diaphragm portion, i.e. enameled wire It opens a way because of vibration, and then both poor sound quality or noiseless, so that properties of product are deteriorated or directly scrap；Meanwhile copper ring generally supports The inside of lower casing is leaned against, and a support level is set on lower casing, in process support step, because of the processing side using punching press Formula, edge can be stamped and formed out a natural circular arc and carry out transition, cause copper ring that cannot be laid flat, if the copper ring of vibration component is shelved It cannot be laid flat very well, due to subtle inclined effect, will affect the uniformity that vibration component vibrates in magnetic circuit component, it cannot be very Good does piston vibration, produces distortion, influences the quality of sound.

Utility model content

The purpose of the utility model is to provide a kind of loudspeaker and containing the earphone of the loudspeaker, to solve existing loudspeaking In device because vibration component installation it is unstable due to cause loudspeaker tonequality to be distorted the problem of.

A kind of loudspeaker, including upper housing, lower case, and it is set to the upper housing and the intracorporal vibration group of the lower casing Part, magnetic circuit component, the vibration component includes vibrating diaphragm, the copper ring set on the vibrating diaphragm edge, and is set to the vibrating diaphragm lower end Voice coil, upper housing position corresponding with the copper ring is equipped with a positioning step, and the magnetic circuit component includes bracket, sets In the magnet steel in the bracket, the pole plate set on the magnet steel upper end, and the pcb board set on the bracket bottom end, the branch The middle part of frame is equipped with an accommodation groove, and the magnet steel is set to the slot bottom of the accommodation groove, and the edge of the accommodation groove is equipped with annular The edge of convex edge, the annular convex edge is equipped with an annular lug, and the annular convex edge, which is located on the outside of the annular lug, to be set There is a glue groove, the side wall of the annular lug is resisted against on the inside of the copper ring, the upper end of the copper ring is resisted against described Positioning step, the lower end of the copper ring are resisted against the upper end of the glue groove.

Compared to the prior art, vibration component is first completed by above-mentioned loudspeaker, when installation, and supports the upper end of copper ring It is against on installation step, then magnetic circuit component is assembled, then pour into glue in glue groove, glue groove is finally resisted against copper The lower end of ring fixes magnetic circuit component, and the inner ring of copper ring is resisted against the outside of annular lug at this time, prevents bracket left-right looseness, Simultaneously by the glue in glue groove, the connective stability of bracket and copper ring is increased, moreover, glue groove abuts annular lug, Play the role of escape, it is therefore prevented that herein due to the natural arc transition being stamped and formed out, make the copper ring of vibration component can be horizontal It is placed on bracket, makes vibration component that can normally do piston vibration, loudspeaker is avoided to generate distortion.

Further, multiple sound regulating holes are equipped at intervals in the middle part of the annular convex edge.

Further, the lower end of the annular convex edge is equipped with one piece of damping screen, and the damping screen covers all tune Sound hole.

Further, the width of the glue groove is less than the width of the copper ring.

Further, the bracket is equipped with an outlet notch with the outlet for being located at the voice coil.

Further, the two sides that the glue groove is located at the outlet notch are respectively equipped with a deep gouge.

Further, the surface of the upper housing is equipped with a sound outlet hole.

Further, the middle part of the sound outlet hole is equipped with a dust-proof steel mesh.

The utility model additionally provides a kind of earphone containing above-mentioned loudspeaker, including connecting element and any one of the above Loudspeaker.

Detailed description of the invention

Fig. 1 is the schematic diagram of the section structure of the loudspeaker in the utility model first embodiment；

Fig. 2 is the configuration schematic diagram of the loudspeaker in Fig. 1；

Fig. 3 is the overlooking structure diagram of the bracket in Fig. 1；

Fig. 4 is the overlooking structure diagram of the bracket in the loudspeaker in the utility model second embodiment.

Main element symbol description:

The following detailed description will be further explained with reference to the above drawings the utility model.

Specific embodiment

The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model, It states.Several embodiments of the utility model are given in attached drawing.But the utility model can come in many different forms It realizes, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes to the utility model Disclosure is more thorough and comprehensive.

It should be noted that it can directly on the other element when element is referred to as " being fixedly arranged on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side " and similar statement are for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes Any and all combinations of one or more related listed items.

It please refers to Fig.1 to Fig.3, the loudspeaker that the utility model first embodiment provides, including upper housing 10, lower case 20, and vibration component 30, magnetic circuit component 40 in the upper housing 10 and the lower case 20.

Specifically, the vibration component 30 includes vibrating diaphragm 1, the copper ring 32 set on 31 edge of vibrating diaphragm, and it is set to institute The voice coil 33 of 31 lower end of vibrating diaphragm is stated, the upper housing 10 position corresponding with the copper ring 32 is equipped with a positioning step 11, institute It states magnetic circuit component 40 and includes bracket 41, the magnet steel 42 in the bracket 41, the pole plate 43 set on 42 upper end of magnet steel, with And the pcb board 44 set on 41 bottom end of bracket, the middle part of the bracket 41 is equipped with an accommodation groove (figure does not mark), described Magnet steel 42 is set to the slot bottom of the accommodation groove, and the edge of the accommodation groove is equipped with annular convex edge 411, the annular convex edge 411 Edge is equipped with an annular lug 412, and the outside that the annular convex edge 411 is located at the annular lug 412 is equipped with an appearance glue Slot 413, the inside of the copper ring 32 are resisted against the side wall of the annular lug 412, and the upper end of the copper ring 32 is resisted against described Positioning step 11, the lower end of the copper ring 32 are resisted against the upper end of the glue groove 413.

Vibration component 30 is first completed by above-mentioned loudspeaker, when installation, and the upper end of copper ring 32 is made to be resisted against erecting bed On rank 11, then magnetic circuit component 40 is assembled, then pours into glue in glue groove 413, glue groove 413 is finally resisted against copper The lower end of ring 32 keeps magnetic circuit component 40 fixed, and the inner ring of copper ring 32 is resisted against the outside of annular lug 412 at this time, prevents bracket 41 left-right looseness, while by the glue in glue groove 413, the connective stability of bracket 41 Yu copper ring 32 is increased, moreover, Glue groove 413 abuts annular lug 412, plays the role of escape, it is therefore prevented that the natural circular arc mistake due to being stamped and formed out herein It crosses, lie in a horizontal plane in the copper ring 32 of vibration component 30 can on bracket, make vibration component 30 that can normally do piston vibration, avoid raising Sound device generates distortion.

Specifically, after being completed magnetic circuit component 40, then lower case 20 and upper housing 10 fastened, to avoid upper housing 10 It is directly contacted with the external world with the component inside lower case 20.

Specifically, in the present embodiment, the surface of the upper housing 10 is equipped with a sound outlet hole 12, to complete loudspeaker Normally go out sound.At the same time it can also be equipped with a dust-proof steel mesh 13 at the middle part of the sound outlet hole 12, to prevent dust from entering loudspeaking Inside device.

Specifically, the middle part of the annular convex edge 411 is equipped at intervals with multiple sound regulating holes 414, and in the annular convex edge 411 Lower end be equipped with one piece of damping screen 45, the damping screen 45 covers all sound regulating holes 414.It should be understood that due to raising The sound field characteristic of sound device can because of the ventilative degree of sound regulating hole 414 all differences, therefore, the utility model is by covering different holes The porous material of gap changes the ventilative degree of each sound regulating hole 414, and then adjusts the frequency response of loudspeaker, so that loudspeaker can accord with Close the demand of different users.

Specifically, in the present embodiment, the width of the glue groove 413 is less than the width of the copper ring 32, to avoid copper Ring 32 is fallen into glue groove 413.

Specifically, in the present embodiment, the bracket 41 is equipped with an outlet with the outlet for being located at the voice coil 33 and lacks Mouth 415.To meet the normal outlet of voice coil 33.

Referring to Fig. 4, the loudspeaker that the utility model second embodiment provides, the second embodiment and described first is in fact The difference for applying example is, in the second embodiment, the two sides that the glue groove is located at the outlet notch 415 are respectively equipped with One deep gouge 416 pastes intensity with copper ring 32 to increase annular convex edge 411 at outlet notch 415, avoids annular convex edge 411 loosen at outlet notch 415.

In the other embodiments of the utility model, a kind of earphone containing above-mentioned loudspeaker, including connection are additionally provided Element and any one of the above loudspeaker, specifically, the connecting element can be earphone cable.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (9)

1. a kind of loudspeaker, including upper housing, lower case, and it is set to the upper housing and the intracorporal vibration group of the lower casing Part, magnetic circuit component, the vibration component includes vibrating diaphragm, the copper ring set on the vibrating diaphragm edge, and is set to the vibrating diaphragm lower end Voice coil, which is characterized in that upper housing position corresponding with the copper ring be equipped with a positioning step, the magnetic circuit component Including bracket, the magnet steel in the bracket, the pole plate set on the magnet steel upper end, and set on the bracket bottom end Pcb board, the middle part of the bracket are equipped with an accommodation groove, and the magnet steel is set to the slot bottom of the accommodation groove, the accommodation groove Edge is equipped with annular convex edge, and the edge of the annular convex edge is equipped with an annular lug, and the annular convex edge is located at the annular The outside of convex block is equipped with a glue groove, is resisted against the side wall of the annular lug on the inside of the copper ring, the copper ring it is upper End is resisted against the positioning step, and the lower end of the copper ring is resisted against the upper end of the glue groove.

2. loudspeaker according to claim 1, which is characterized in that be equipped at intervals with multiple tunings in the middle part of the annular convex edge Hole.

3. loudspeaker according to claim 2, which is characterized in that the lower end of the annular convex edge is equipped with one piece of damping screen, The damping screen covers all sound regulating holes.

4. loudspeaker according to claim 1, which is characterized in that the width of the glue groove is less than the width of the copper ring Degree.

5. loudspeaker according to claim 1, which is characterized in that the bracket is equipped with the outlet for being located at the voice coil One outlet notch.

6. loudspeaker according to claim 5, which is characterized in that the glue groove is located at the two sides point of the outlet notch It She You not a deep gouge.

7. loudspeaker according to claim 1, which is characterized in that the surface of the upper housing is equipped with a sound outlet hole.

8. loudspeaker according to claim 7, which is characterized in that the middle part of the sound outlet hole is equipped with a dust-proof steel mesh.

9. a kind of earphone, including connecting element, which is characterized in that above-mentioned earphone further includes any described in claim 1 to 8 A kind of loudspeaker.