CN218473375U

CN218473375U - Loudspeaker structure

Info

Publication number: CN218473375U
Application number: CN202222260477.6U
Authority: CN
Inventors: 陆佐虎; 杨咏光
Original assignee: Shenzhen Yunke Industry Co ltd
Current assignee: Shenzhen Yunke Industry Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-10
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a loudspeaker structure, including mounting bracket, support, magnet, china department, voice coil loudspeaker voice coil, drum paper, shell fragment, the support has the opening, and the shell fragment is located the upper end of voice coil loudspeaker voice coil, and the opening is equipped with elastic connecting arm and annular connecting portion, and the shell fragment is equipped with first connecting edge, and first connecting edge is located annular connecting portion, and the both ends of elastic connecting arm are connected respectively in annular connecting portion, opening; the drum paper is arranged at the upper end of the elastic sheet and is provided with a first connecting ring part, a first arched ring part and a second connecting ring part, the first connecting ring part is arranged at the upper end of the annular connecting part, and the second connecting ring part is arranged at the upper end of the bracket; so, through the design of support and drum paper, utilize elastic connection arm, annular connecting portion to transmit the support again with the vibration absorption that drum paper produced, alleviate the whole range of vibrations of speaker, guaranteed the normal use between speaker and other components and parts, the vibration stability has improved the life of speaker, and application scope is wide.

Description

Loudspeaker structure

Technical Field

The utility model belongs to the technical field of the speaker technique and specifically relates to indicate a speaker structure.

Background

With the improvement of the life quality of people, the sound box product becomes a necessity for people to enjoy music or other dictation works, and is widely applied to occasions such as families, vehicles, outdoors and the like; the existing loudspeaker usually comprises a mounting frame, a voice coil, drum paper, a magnet, a washer and other parts, when the loudspeaker is electrified to work, current passes through the voice coil, the voice coil generates a magnetic field which changes along with the current, and the changed magnetic field and the magnetic field of the magnet of the loudspeaker are attracted or repelled to cause the voice coil to generate mechanical vibration so as to drive the drum paper of the loudspeaker to vibrate, and the drum paper vibrates to repeatedly push air to make sound; however, its structural design is not good enough, and the outer end of drum paper is fixed in on the mounting bracket for on the vibration transmission that the during operation produced of drum paper leads to the whole range of vibration of speaker great, and its one side influences the installation steadiness of speaker, and on the other hand probably produces resonance with other components and parts in the audio amplifier, leads to the damage of other components and parts, and vibration stability is not good enough, and life is short, and application scope is little.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides a speaker structure, and it utilizes elastic connection arm, annular connecting portion to absorb the vibration that drum paper produced and transmit the support again through the design of support and drum paper, alleviates the whole range of vibrations of speaker, has guaranteed the normal use between speaker and other components and parts, has improved the life of speaker, and application scope is wide.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a loudspeaker structure comprises a mounting frame, and a support, a magnet, a washer, a voice coil, drum paper and an elastic sheet which are arranged on the mounting frame, wherein the mounting frame is provided with a mounting cavity with an opening at the upper end, and the magnet, the washer and the voice coil are all arranged in the mounting cavity; the support is arranged at the upper end of the mounting frame, the support is provided with an opening which is vertically communicated and matched with the mounting cavity, the elastic sheet is arranged at the upper end of the voice coil and is positioned in the opening, an elastic connecting arm and an annular connecting part are arranged in the opening, the annular connecting part extends annularly around the periphery of the elastic sheet, at least two first connecting edges which are arranged at intervals around the periphery of the elastic sheet are arranged on the elastic sheet, the first connecting edges are arranged on the annular connecting part, the elastic connecting arms are arranged at a plurality of positions which are arranged at intervals around the periphery of the annular connecting part, and two ends of the elastic connecting arms are respectively connected to the annular connecting part and the opening; the drum paper is arranged at the upper end of the elastic sheet, and is provided with a first connecting ring portion, a first arched ring portion and a second connecting ring portion which are sequentially arranged from outside to inside, the first connecting ring portion is arranged at the upper end of the annular connecting portion, and the second connecting ring portion is arranged at the upper end of the support.

As a preferable scheme, a reinforcing ring part is arranged on the second connecting ring part, and the reinforcing ring part is arranged on the bracket.

Preferably, the bracket has a groove extending downward, the opening is formed in the groove, and the second connecting ring portion is disposed on an inner end surface of the groove.

As an optimal scheme, the inboard of annular connecting portion corresponds first connecting limit and is provided with first arch, the outer end on first connecting limit has set gradually first limit, the limit is buckled to the second, first limit of buckling is buckled downwards from the outer end on first connecting limit and is extended the setting, the limit is buckled outwards to buckle from the lower extreme on first limit and is extended the setting to the second, first limit of buckling sets up in first bellied inside, the limit is buckled to the second and is set up in annular connecting portion's inside, first connecting limit sets up in first bellied upper end and exposes.

As a preferable scheme, a rubber mat is arranged at the lower end of the mounting rack.

As a preferred scheme, the protruding second arch that is equipped with of lower extreme of mounting bracket, the cushion is cyclic annular, the cushion extends the setting around the bellied periphery of second annular, the bellied lower extreme of second exposes in the downside of cushion.

As a preferred scheme, magnet is including first magnet and second magnet, the washer is including first washer and second washer, first magnet sets up in the interior terminal surface of installation cavity, first washer sets up in the upper end of first magnet, open cavity about first magnet and first washer have been seted up respectively, the cavity of first magnet sets up from top to bottom with the cavity of first washer, second magnet, second washer and voice coil loudspeaker voice coil set gradually in the cavity from bottom to top, the cavity that first washer was passed to the upper end of voice coil loudspeaker voice coil exposes.

As a preferred scheme, the number of the second magnets, the number of the second washers and the number of the voice coils are two, the number of the cavities of the first magnet and the first washer is two, and the two second magnets, the two second washers and the two voice coils are respectively arranged in the corresponding cavities; correspondingly, the number of the elastic pieces is two, the two elastic pieces are connected through the second connecting edge, and the two elastic pieces are arranged at the upper ends of the two voice coils respectively.

As a preferred scheme, the shell fragment is including two arc limits and a third connection limit, and two arc limit symmetric types arrange, the third is connected the limit and is connected between two arc limits, first connection limit sets up respectively in the outside on two arc limits, the upper end on arc limit, third connection limit, first connection limit sets up in the lower extreme of drum paper, the lower extreme on arc limit sets up in the upper end of voice coil loudspeaker voice coil.

Preferably, the inner sides of the two arc-shaped sides are provided with inwardly extending convex points.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, concretely speaking, known from the above technical scheme, it mainly utilizes elastic connecting arm, annular connecting part to absorb the vibration that drum paper produced and then transmit to the support through the design of support and drum paper, alleviates speaker whole vibration amplitude, has avoided speaker and other components and parts to produce resonance, has guaranteed the normal use between speaker and other components and parts, and structural design is ingenious reasonable, and the stable vibration has improved the life of speaker, and application scope is wide;

secondly, the arrangement of the reinforcing ring part improves the connection strength between the drum paper and the bracket, ensures the stable structure of the loudspeaker, further prolongs the service life of the loudspeaker, simultaneously, the arrangement of the first bending edge and the second bending edge increases the height design of the elastic sheet, and improves the vibration stroke of the voice coil, thereby realizing the requirements of large stroke and high power of the loudspeaker, and the arrangement of the first magnet, the second magnet, the first washer and the second washer enhances the magnetic strength in the loudspeaker, thereby improving the sound effect sent by the loudspeaker;

and, the setting of cushion alleviates the influence that the equipment caused to the speaker when receiving the circumstances such as external collision, has guaranteed the installation stability of speaker on equipment, and simultaneously, the structural strength of shell fragment has been improved in the design of bump to improve the joint strength between voice coil loudspeaker voice coil, shell fragment and the drum paper, guaranteed the stability in use of speaker, usability is good.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention;

fig. 2 is an exploded view of an embodiment of the invention;

fig. 3 is an exploded view of the spring plate and the bracket according to the embodiment of the present invention;

fig. 4 is a cross-sectional view of an embodiment of the invention;

fig. 5 is a partially enlarged schematic view of fig. 4.

The attached drawings indicate the following:

101. installation cavity 102 and cavity

103. Second protrusion 104, second connecting edge

105. Salient point 10 and mounting rack

11. Bracket 111, opening

112. First connecting arm 113 and second connecting arm

114. Annular connecting portion 115, groove

116. First protrusion 121, first magnet

122. Second magnet 131 and first washer

132. Second washer 14, voice coil

15. Drum paper 151, first connecting ring part

152. First arched ring portion 153, second connecting ring portion

154. Reinforcing ring part 16 and elastic sheet

161. First connecting edge 162 and first bending edge

163. Second bending edge 164, arc edge

165. Third connecting edge 166, fixing plate

167. Fourth connecting edge 168 and fifth connecting edge

169. A sixth connecting edge 17 and a rubber pad.

Detailed Description

Fig. 1 to 5 show specific structures of embodiments of the present invention.

A loudspeaker structure comprises a mounting rack 10, a support 11 arranged on the mounting rack 10, a magnet, a washer, a voice coil 14, drum paper 15 and an elastic sheet 16;

the mounting rack 10 is provided with a mounting cavity 101 with an open upper end, and the magnet, the washer and the voice coil 14 are all arranged in the mounting cavity 101;

the support 11 is arranged at the upper end of the mounting frame 10, the support 11 is provided with an opening 111 which is vertically communicated and matched with the mounting cavity, elastic connecting arms and annular connecting parts 114 are arranged in the opening 111, the elastic connecting arms are arranged in a plurality of annular connecting parts 114 and are arranged at intervals around the periphery of the annular connecting parts 114, and two ends of each elastic connecting arm are respectively connected to the annular connecting parts 114 and the opening 111;

the elastic sheet 16 is arranged at the upper end of the voice coil 14 and is positioned in the opening 111, the annular connecting portion 114 extends annularly around the periphery of the elastic sheet 16, at least two first connecting edges 161 which are arranged at intervals around the periphery of the elastic sheet are arranged on the elastic sheet 16, and the first connecting edges 161 are arranged on the annular connecting portion 114;

the drum paper 15 is arranged at the upper end of the elastic sheet 16, the drum paper 15 is provided with a first connecting ring part 151, a first arched ring part 152 and a second connecting ring part 153 which are sequentially arranged from outside to inside, the first connecting ring part 151 is arranged at the upper end of the annular connecting part 114, and the second connecting ring part 153 is arranged at the upper end of the bracket 11; preferably, the bracket 11 has a groove 115 extending downward, the opening 111 is formed in the groove 115, and the second connecting ring portion 153 is disposed on an inner end surface of the groove 115; therefore, through the design of the support and the drum paper, the vibration generated by the drum paper is absorbed and transmitted to the support by utilizing the elastic connecting arm and the annular connecting part, the integral vibration amplitude of the loudspeaker is reduced, the loudspeaker is prevented from resonating with other components, the normal use between the loudspeaker and other components is ensured, the structural design is ingenious and reasonable, the vibration is stable, the service life of the loudspeaker is prolonged, meanwhile, the arrangement of the groove is beneficial to the installation and positioning of the drum paper on the support, the production efficiency of a product is improved, and the application range is wide;

preferably, the second connecting ring portion 153 is provided with a reinforcing ring portion 154, and the reinforcing ring portion 154 is arranged on the bracket 11, so that the connecting strength between the drum paper and the bracket is improved, the structural stability of the loudspeaker is ensured, and the service life of the loudspeaker is further prolonged.

In addition, a first protrusion 116 is disposed on the inner side of the annular connection portion 114 corresponding to the first connection edge, a first bending edge 162 and a second bending edge 163 are sequentially disposed at the outer end of the first connection edge 161, the first bending edge 162 is bent downward from the outer end of the first connection edge 161, the second bending edge 163 is bent outward from the lower end of the first bending edge 162, the first bending edge 162 is disposed inside the first protrusion 116, the second bending edge 163 is disposed inside the annular connection portion 114, and the first connection edge 161 is disposed at the upper end of the first protrusion 116 and exposed; in this embodiment, support 11 is through the mode integral type shaping of moulding plastics on the first connecting edge 161 of shell fragment 16, so, the setting on the limit is buckled to first limit of buckling and second, has increased the high design of shell fragment, has improved the vibration stroke of voice coil loudspeaker voice coil to realize the big stroke and the high power requirement of speaker, simultaneously, the use of shell fragment has been guaranteed to the first bellied setting, has improved the joint strength between shell fragment and the support, thereby guarantees that the use of speaker is stable.

In this embodiment, the magnet includes a first magnet 121 and a second magnet 122, the washer includes a first washer 131 and a second washer 132, the first magnet 121 is disposed on the inner end surface of the mounting cavity 101, the first washer 131 is disposed on the upper end of the first magnet 121, the first magnet 121 and the first washer 131 are respectively provided with a cavity 102 which is open up and down, the cavity 102 of the first magnet 121 and the cavity 102 of the first washer 131 are disposed up and down, the second magnet 122, the second washer 132 and the voice coil 14 are sequentially disposed in the cavity 102 from bottom to top, and the upper end of the voice coil 14 is exposed through the cavity 102 of the first washer 131;

furthermore, two second magnets 122, two second washers 132 and two voice coils 14 are arranged, two cavities 102 of the first magnet 121 and the first washer 131 are arranged, and the two second magnets 122, the two second washers 132 and the two voice coils 14 are respectively arranged in the corresponding cavities 102; correspondingly, two spring plates 16 are arranged, the two spring plates 16 are connected through a second connecting edge 104, and the two spring plates 16 are respectively arranged at the upper ends of the two voice coils 14; so, the setting of first magnet, second magnet, first china department, second china department has strengthened the inside magnetic strength of speaker to the sound effect that the speaker sent has been improved.

The elastic sheet 16 comprises two arc-shaped edges 164 and a third connecting edge 165, the two arc-shaped edges 164 are symmetrically arranged, the third connecting edge 165 is connected between the two arc-shaped edges 164, the first connecting edge 161 is respectively arranged at the outer sides of the two arc-shaped edges 164, the upper ends of the arc-shaped edges 164, the third connecting edge 165 and the first connecting edge 161 are arranged at the lower end of the drum paper 15, the lower end of the arc-shaped edge 164 is arranged at the upper end of the voice coil 14, one end of the second connecting edge 104 is connected to the arc-shaped edge 164 of one of the elastic sheets 16, and the other end of the second connecting edge 104 is connected to the arc-shaped edge 164 of the other elastic sheet 16, which is opposite to the arc-shaped edge 164 of the other elastic sheet 16; preferably, the inner sides of the two arc-shaped edges 164 of the elastic sheet 16 are provided with the convex points 105 which extend inwards, so that the structural strength of the elastic sheet is improved, the connection strength among the voice coil, the elastic sheet and the drum paper is improved, the use stability of the loudspeaker is ensured, and the usability is good.

Here, four first connecting edges 161 are provided, the four first connecting edges 161 are respectively provided on two arc-shaped edges 164 of the two elastic sheets 16 and are oppositely arranged, any one second bending edge 163 of the two first connecting edges 161 of the two elastic sheets 16 is provided with a fixing plate 166, an outer end of the second bending edge 163 is sequentially connected with a fourth connecting edge 167, a fifth connecting edge 168 and a sixth connecting edge 169 from inside to outside, the fourth connecting edge 167 and the fifth connecting edge 168 are both arc-shaped extending connecting edges, the fourth connecting edge 167 extends from one end of the second bending edge 163 around the arc-shaped edge 164, the fifth connecting edge 168 extends from the other end of the fourth connecting edge 167 around the fourth connecting edge 167, the fifth connecting edge 168 is located at the periphery of the fourth connecting edge 167, the sixth connecting edge 169 extends horizontally from the other end of the fifth connecting edge 168 towards one direction, and the fixing plate 166 is provided at the other end of the sixth connecting edge 169;

the elastic connecting arms comprise first connecting arms 112 and second connecting arms 113, the first connecting arms 112 extend in an arc shape, the four first connecting arms 112 are arranged to correspond to four corners of the inner side of the support 11 respectively, the second connecting arms 113 extend transversely, the second connecting arms 113 are arranged to correspond to at least two first connecting arms 112 and are arranged between the two first connecting arms 112 respectively, the four first connecting edges 161 are arranged to correspond to the four first connecting arms 112 respectively, the fourth connecting edge 167 is arranged inside the annular connecting portion 114, the fifth connecting edge 168 is arranged inside the first connecting arms 112, and the sixth connecting edge 169 is arranged inside the support 11; so, improved the joint strength between shell fragment and the support to the stability in use of speaker has been guaranteed.

In addition, a rubber mat 17 is arranged at the lower end of the mounting frame 10, a second protrusion 103 is convexly arranged at the lower end of the mounting frame 10, the rubber mat 17 is annular, the rubber mat 17 extends annularly around the periphery of the second protrusion 103, and the lower end of the second protrusion 103 is exposed at the lower side of the rubber mat 17; so, utilize the second arch to advance line location on equipment and connect, the reuse cushion is connected with the equipment laminating, alleviates the equipment and receives the influence that causes the speaker when the circumstances such as external collision, has guaranteed the installation stability of speaker on equipment.

The utility model is mainly characterized in that through the design of the bracket and the drum paper, the vibration generated by the drum paper is absorbed and transmitted to the bracket by the elastic connecting arm and the annular connecting part, the integral vibration amplitude of the loudspeaker is reduced, the resonance between the loudspeaker and other components is avoided, the normal use between the loudspeaker and other components is ensured, the structural design is ingenious and reasonable, the vibration is stable, the service life of the loudspeaker is prolonged, and the application range is wide;

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A loudspeaker structure characterized by: the mounting frame is provided with a mounting cavity with an opening at the upper end, and the magnet, the washer and the voice coil are all arranged in the mounting cavity; the support is arranged at the upper end of the mounting frame, the support is provided with an opening which is vertically communicated and matched with the mounting cavity, the elastic sheet is arranged at the upper end of the voice coil and is positioned in the opening, an elastic connecting arm and an annular connecting part are arranged in the opening, the annular connecting part extends annularly around the periphery of the elastic sheet, at least two first connecting edges which are arranged at intervals around the periphery of the elastic sheet are arranged on the elastic sheet, the first connecting edges are arranged on the annular connecting part, the elastic connecting arms are arranged at a plurality of positions which are arranged at intervals around the periphery of the annular connecting part, and two ends of the elastic connecting arms are respectively connected to the annular connecting part and the opening; the drum paper is arranged at the upper end of the elastic sheet, and is provided with a first connecting ring portion, a first arched ring portion and a second connecting ring portion which are sequentially arranged from outside to inside, wherein the first connecting ring portion is arranged at the upper end of the annular connecting portion, and the second connecting ring portion is arranged at the upper end of the support.

2. A loudspeaker structure according to claim 1, wherein: the second connecting ring portion is provided with a reinforcing ring portion, and the reinforcing ring portion is arranged on the support.

3. A loudspeaker structure according to claim 1, wherein: the support is provided with a groove extending downwards, the opening is formed in the groove, and the second connecting ring portion is arranged on the inner end face of the groove.

4. A loudspeaker structure according to claim 1, wherein: the inboard first connection limit that corresponds of annular connecting portion is provided with first arch, the outer end on first connection limit has set gradually first limit of buckling, the limit is buckled to the second, the first limit of buckling is buckled downwards from the outer end on first connection limit and is extended the setting, the limit is buckled outwards to buckle from the lower extreme on first limit of buckling to extend the setting to the second, first limit of buckling sets up in first bellied inside, the limit is buckled to the second and is set up in the inside of annular connecting portion, first connection limit sets up in first bellied upper end and exposes.

5. A loudspeaker structure according to claim 1, wherein: the lower extreme of mounting bracket is provided with the cushion.

6. A loudspeaker structure according to claim 5, wherein: the protruding second arch that is equipped with of lower extreme of mounting bracket, the cushion is cyclic annular, the cushion extends the setting around the bellied periphery ring of second, the bellied lower extreme of second exposes in the downside of cushion.

7. A loudspeaker structure according to claim 1, wherein: the magnet is including first magnet and second magnet, the china department is including first china department and second china department, first magnet sets up in the interior terminal surface of installation cavity, first china department sets up in the upper end of first magnet, open cavity about first magnet and first china department have seted up respectively, the cavity of first magnet sets up from top to bottom with the cavity of first china department, second magnet, second china department and voice coil loudspeaker voice coil set gradually in the cavity from bottom to top, the cavity that first china department was passed in the upper end of voice coil loudspeaker voice coil exposes.

8. A loudspeaker structure according to claim 7, wherein: the two second magnets, the two second washers and the two voice coils are arranged in the corresponding cavities respectively; correspondingly, the shell fragment is provided with two, is connected through the second connection limit between two shell fragments, and two shell fragments set up respectively in the upper end of two voice coils.

9. A loudspeaker structure according to claim 1, wherein: the shell fragment is including two arc limits and a third connection limit, and two arc limit symmetric types arrange, the third is connected the limit and is connected between two arc limits, first connection limit sets up respectively in the outside on two arc limits, the upper end on arc limit, third connection limit, first connection limit sets up in the lower extreme of drum paper, the lower extreme on arc limit sets up in the upper end of voice coil loudspeaker voice coil.

10. A loudspeaker structure according to claim 9, wherein: the inner sides of the two arc-shaped edges are provided with convex points which extend inwards.