CN218830612U

CN218830612U - High pitch cup of loudspeaker and loudspeaker

Info

Publication number: CN218830612U
Application number: CN202222950256.1U
Authority: CN
Inventors: 李祥
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-04-07
Anticipated expiration: 2032-11-04

Abstract

The utility model discloses a high pitch cup and speaker of speaker, the high pitch cup of this speaker includes: the cup body is of a cylindrical structure, at least one of the inner wall surface of the cup body and the outer wall surface of the cup body is provided with a plurality of reinforcing ribs, the reinforcing ribs are annular, and the plurality of reinforcing ribs are arranged at intervals in the axial direction of the cup body. So, the high pitch cup of speaker is difficult to produce and cuts apart the vibration, and the high frequency bandwidth that can more effectual extension speaker promotes the high frequency performance of speaker to can promote the tone quality of speaker.

Description

High pitch cup of loudspeaker and loudspeaker

Technical Field

The utility model belongs to the technical field of the speaker technique and specifically relates to a high pitch cup and speaker of speaker are related to.

Background

At present, if the high-frequency response of a full-frequency loudspeaker is to be improved, the vibration is mainly divided from the improvement of a vibrating diaphragm, and most of methods for improving the divided vibration start from the vibrating diaphragm itself, and the high-frequency response is improved through the improvement of the material and the shape of the vibrating diaphragm.

In the related art, when the loudspeaker vibrates in the high-frequency axial direction, the loudspeaker cannot effectively restrain the axial deformation of the high-pitch cup, and the high-frequency loudspeaker is easy to generate segmentation vibration, so that the improvement of the high-frequency performance of the loudspeaker is limited.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a high pitch cup of speaker, the high pitch cup of this speaker is difficult to produce and cuts apart the vibration, and the high frequency bandwidth that can more effectual extension speaker promotes the high frequency performance of speaker.

The utility model discloses a speaker is further provided.

According to the utility model discloses high pitch cup of speaker of first aspect embodiment, high pitch cup of speaker includes: the cup body is of a cylindrical structure, at least one of the inner wall surface of the cup body and the outer wall surface of the cup body is provided with a plurality of reinforcing ribs, the reinforcing ribs are annular, and the plurality of reinforcing ribs are arranged at intervals in the axial direction of the cup body.

From this, be provided with a plurality of strengthening ribs through the internal wall and/or the outer wall at the cup of high pitch cup, can be so that the speaker when high-frequency vibration, high pitch cup is more difficult to produce and cuts apart the vibration, also can expand the high frequency bandwidth of speaker more effectively, promotes the high frequency performance of speaker, further reduces the total harmonic distortion of speaker to can promote the tone quality of speaker.

According to the utility model discloses a some embodiments, on the cup internal face the strengthening rib is on interior strengthening rib and the outer wall the strengthening rib is outer strengthening rib the axial of cup is upwards, and is a plurality of interior strengthening rib and a plurality of outer strengthening rib dislocation set.

According to the utility model discloses a some embodiments in the axial of cup, adjacent interior strengthening rib evenly spaced sets up, and is a plurality of the even spaced sets up of outer strengthening rib, adjacent interior strengthening rib with interval between the outer strengthening rib is the same.

According to the utility model discloses a some embodiments, interior strengthening rib orientation the inboard protrusion setting of cup, outer strengthening rib orientation the outside protrusion setting of cup, the bulge height of interior strengthening rib with the bulge height of outer strengthening rib is the same.

According to some embodiments of the invention, the cross-section of the reinforcing rib on the plane perpendicular to the axial direction of the cup body is circular arc-shaped.

According to some embodiments of the utility model, high pitch cup still include: the dustproof cap, the cup is the circular cone tube-shape, the cup includes tip end and big head end, the tip end with the outer fringe fixed connection of dustproof cap, just dustproof cap to the inside protrusion setting of cup.

According to some embodiments of the utility model, the dustproof cap with the cup is the integrated into one piece structure.

According to some embodiments of the utility model, the dust cap to protruding setting in the cup.

According to the utility model discloses speaker of second aspect embodiment, the speaker includes: the treble cup of the above embodiment.

According to some embodiments of the present invention, the speaker further comprises: t iron, magnet, china department, basin frame, bullet ripples, voice coil loudspeaker voice coil and compound basin, magnet set up in on the T iron, china department respectively with magnet with basin frame fixed connection, china department cover is established on the voice coil loudspeaker voice coil, bullet ripples respectively with the voice coil loudspeaker voice coil with basin frame fixed connection, compound basin respectively with the basin frame with voice coil loudspeaker voice coil fixed connection, the dustproof cap of high pitch cup is fixed on the voice coil loudspeaker voice coil.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a high pitch cup according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure diagram of a treble cup according to an embodiment of the present invention;

fig. 3 is a graph comparing frequency response curves of a treble cup according to an embodiment of the present invention;

fig. 4 is an exploded view of a speaker configuration according to an embodiment of the present invention.

Reference numerals:

100. a speaker;

10. a high pitch cup; 11. a dust cap; 12. a cup body; 121. an inner reinforcing rib; 122. external reinforcing ribs;

20. t iron; 21. a magnet; 22. washer; 23. a basin stand; 24. elastic wave; 25. a voice coil; 26. and (4) compounding the pots.

Detailed Description

Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.

The following describes the tweeter cup 10 of the speaker 100 according to an embodiment of the present invention with reference to fig. 1 to 4, and the tweeter cup 10 of the speaker 100 is used to improve the high frequency ductility of the speaker 100, so that the speaker 100 is not prone to generate split vibration.

As shown in fig. 1, the tweeter cup 10 of the speaker 100 according to the embodiment of the present invention includes: cup 12, cup 12 are the tubular structure, are provided with a plurality of strengthening ribs on at least one of the internal wall of cup 12 and the outer wall of cup 12, and the strengthening rib is the annular, and a plurality of strengthening ribs set up at interval in the axial of cup 12.

Specifically, as shown in fig. 1, the tweeter 10 of the speaker 100 includes a cup body 12, the cup body 12 has a cylindrical structure, and at least one of an inner wall surface of the cup body 12 and an outer wall surface of the cup body 12 is provided with a plurality of ribs, that is, the plurality of ribs may be provided on the inner wall surface of the cup body 12 or the outer wall surface of the cup body 12, or may be provided on both the inner wall surface of the cup body 12 and the outer wall surface of the cup body 12. The strengthening rib is the annular, a plurality of strengthening ribs set up at the axial of cup 12 upward interval, the setting of strengthening rib can promote the intensity and the rigidity of high pitch cup 10, moreover, because the position that the strengthening rib set up is different, a plurality of strengthening ribs can further reduce the high pitch cup 10 of speaker 100 and take place resonant frequency, also can make speaker 100 when high-frequency vibration, vibration is cut apart to high pitch cup 10 more difficult production, thereby can be more effectual the total harmonic distortion who reduces speaker 100, promote speaker 100's tone quality.

Therefore, by providing a plurality of ribs on the inner wall surface and/or the outer wall surface of the cup body 12 of the tweeter cup 10, the tweeter cup 10 is less likely to generate split vibration during high-frequency vibration of the speaker 100, the high-frequency bandwidth of the speaker 100 can be more effectively extended, the high-frequency performance of the speaker 100 is improved, the total harmonic distortion of the speaker 100 is further reduced, and the sound quality of the speaker 100 can be improved.

According to some embodiments of the present invention, as shown in fig. 1, the reinforcing ribs on the inner wall surface of the cup body 12 are inner reinforcing ribs 121, and the reinforcing ribs on the outer wall surface are outer reinforcing ribs 122, and in the axial direction of the cup body 12, the plurality of inner reinforcing ribs 121 and the plurality of outer reinforcing ribs 122 are arranged in a staggered manner. Wherein, a plurality of interior strengthening ribs 121 set up on the internal wall of cup 12, a plurality of interior strengthening ribs 121 are annular in the circumferencial direction of the internal wall of high pitch cup 10, in the axial direction of cup 12, the axial of cup 12 is the upper and lower direction in fig. 2, a plurality of interior strengthening ribs 121 and a plurality of outer strengthening ribs 122 misplace in the axial direction of high pitch cup 10 cup 12 and set up, can promote intensity and rigidity of the outer wall and the internal wall of high pitch cup 10 on the axial direction like this, also can more effectively restrain the cup 12 of high pitch cup 10 deformation on the axial, further reduce the vibration frequency of high pitch cup 10 of speaker 100, thereby can make high pitch cup 10 be difficult to produce and cut apart the vibration. From the change of the frequency response curve of the ordinary high pitch cup of fig. 3 compared with the high pitch cup 10 with the annular reinforcing rib structure, it can be seen that, along with the gradual increase of the frequency, the tone quality of the high pitch cup 10 with the annular reinforcing rib structure is higher than that of the ordinary high pitch cup, the high frequency bandwidth of the high pitch cup 10 with the annular reinforcing rib structure is larger than that of the ordinary high pitch cup, therefore, the arrangement of the reinforcing rib of the high pitch cup 10 can effectively expand the high frequency bandwidth of the loudspeaker 100, improve the high frequency performance of the loudspeaker 100, also can more effectively reduce the total harmonic distortion of the loudspeaker 100, and improve the tone quality of the loudspeaker 100.

Further, as shown in fig. 1 and 2, the plurality of inner beads 121 and the plurality of outer beads 122 may be offset in the axial direction of the cup body 12 in a one-to-one correspondence. Specifically, a plurality of inner reinforcing ribs 121 and a plurality of outer reinforcing ribs 122 are staggered in a one-to-one correspondence manner in the axial direction of the cup body 12 of the treble cup 10, when an inner reinforcing rib 121 of the inner wall surface of the treble cup 10 is disposed at a position lower than an outer reinforcing rib 122 of the outer wall surface of the treble cup 10, the inner reinforcing ribs 121 of the cup body 12 of the treble cup 10 are in a low position state, the outer reinforcing ribs 122 of the cup body 12 of the treble cup 10 are in a high position state, and the plurality of inner reinforcing ribs 121 and the plurality of outer reinforcing ribs 122 are arranged in a linear array manner in the axial direction of the treble cup 10 according to the low position state of the inner reinforcing ribs 121 and the high position state of the outer reinforcing ribs 122, so that the plurality of inner reinforcing ribs 121 and the plurality of outer reinforcing ribs 122 are staggered in a one-to-one correspondence manner, so that the treble cup 10 is not prone to generate segmentation vibration, and so that the treble cup 10 has the advantage of visualization, and the treble cup 10 is reinforced more uniformly everywhere.

According to the embodiment of the present invention, as shown in fig. 1, in the axial direction of the cup body 12, the adjacent inner reinforcement ribs 121 are uniformly spaced, the plurality of outer reinforcement ribs 122 are uniformly spaced, and the distance between the adjacent inner reinforcement ribs 121 and the adjacent outer reinforcement ribs 122 is the same. Specifically, in the axial direction of cup 12 of high pitch cup 10, adjacent interior strengthening rib 121 evenly sets up at an interval on the internal wall of cup 12 of high pitch cup 10, adjacent outer strengthening rib 122 also evenly sets up at an interval on the outer wall of cup 12 of high pitch cup 10, adjacent interior strengthening rib 121 and outer strengthening rib 122 evenly set up at an interval like this, when speaker 100 high frequency work, in the high-frequency section, high pitch cup 10 vibrates on the axial direction fast, high pitch cup 10 will be atress on the axial direction, adjacent interior strengthening rib 121 and outer strengthening rib 122 evenly set up at an interval on cup 12 of high pitch cup 10, can make high pitch cup 10 receive the distribution of force on the axial direction more even reasonable, thereby the reliability of high pitch cup 10 has been improved.

According to some embodiments of the present invention, as shown in fig. 2, the inner reinforcement rib 121 is disposed to protrude toward the inner side of the cup body 12, the outer reinforcement rib 122 is disposed to protrude toward the outer side of the cup body 12, and the protruding height of the inner reinforcement rib 121 is the same as the protruding height of the outer reinforcement rib 122. Wherein, the inner reinforcing rib 121 of the cup body 12 of the treble cup 10 is protruded towards the inner side of the cup body 12, so that the inner reinforcing rib 121 has a certain thickness; the outer reinforcement 122 protrudes toward the outside of the cup body 12, so that the outer reinforcement 122 also has a certain thickness; the protruding height of the inner beads 121 is set to be the same as that of the outer beads 122, so that the thickness of the inner beads 121 is the same as that of the outer beads 122. The effect of thickness on the treble cup 10 is also significant, when the thickness is small, the stress variation that may cause the treble cup 10 to respond is large; when the thickness is larger than a certain value, the stress responded by the treble cup 10 may not change greatly; therefore, the protruding heights of the inner reinforcement rib 121 and the outer reinforcement rib 122 can be set according to the actual working condition of the treble cup 10, and the treble cup has good adaptability.

According to some embodiments of the present invention, as shown in fig. 2, the cross section of the reinforcing rib on the plane perpendicular to the axial direction of the cup body 12 is a circular arc. The cross section where the axial direction of the cup body 12 is located is used as a cross section, the reinforcing ribs of the cup body 12 of the high-pitch cup 10 are arc-shaped in the cross section after being cut, so that the reinforcing ribs on the cross section have a good reinforcing effect and are easy to form, the high-frequency bandwidth of the loudspeaker 100 can be effectively expanded, and the high-frequency performance of the loudspeaker 100 can be improved.

According to an embodiment of the present invention, as shown in fig. 2, the treble cup 10 further includes: dustproof cap 11, cup 12 are the circular cone form, and cup 12 includes tip end and major part end, and the tip end is connected with the outer fringe fixed connection of dustproof cap 11, and dustproof cap 11 sets up to the inside protrusion of cup 12 moreover. Specifically, the cup body 12 of the tweeter cup 10 is formed in a conical cylinder shape, the upper portion of the cup body 12 is a large end, and the lower portion of the cup body 12 is a small end, so that the sound load of the tweeter cup 10 can be increased, the sound pressure level of the speaker 100 can be improved, the directivity can be improved, the propagation direction of sound can be relatively concentrated or spread to a designated area, and the change of the frequency response curve of the tweeter cup 10 can be improved. The protruding bellied space of semicircular arc that forms of dustproof cap 11 of high pitch cup 10 inwards sets up to cup 12, because high pitch cup 10 bonds at voice coil loudspeaker voice coil 25, the protruding space that sets up the formation of dustproof cap 11 in to cup 12 can provide certain installation space for voice coil loudspeaker voice coil 25 to the installation of high pitch cup 10 of can being convenient for also can prevent that the dust from entering into speaker 100.

According to some embodiments of the present invention, as shown in fig. 1, the dust cap 11 and the cup body 12 are integrally formed. The integrally formed high pitch cup 10 can shorten the production time, thereby improving the production efficiency, and the integrally formed high pitch cup 10 also has the characteristics of firmness, high hardness and good impact resistance.

Wherein, as shown in fig. 2, the dust cap 11 is arranged to protrude toward the cup body 12, for example, the dust cap 11 may be an arc-shaped surface protruding upward. The dust cap 11 thus provided can effectively prevent dust and also facilitate scattering of dust.

According to the utility model discloses speaker 100 of second aspect embodiment includes: the treble cup 10 of the above embodiment.

According to some embodiments of the present invention, as shown in fig. 4, the speaker 100 further includes: t iron 20, magnet 21, magnificent department 22, basin frame 23, play ripples 24, voice coil loudspeaker voice coil 25 and compound basin 26, magnet 21 sets up on T iron 20, magnificent department 22 respectively with magnet 21 and basin frame 23 fixed connection, magnificent department 22 cover is established on voice coil loudspeaker voice coil 25, play ripples 24 respectively with voice coil loudspeaker voice coil 25 and basin frame 23 fixed connection, compound basin 26 respectively with basin frame 23 and voice coil loudspeaker voice coil 25 fixed connection, the dust cap 11 of high pitch cup 10 is fixed on voice coil loudspeaker voice coil 25. Specifically, the magnet 21 is firstly bonded and fixed with the T iron 20, the washer 22 is bonded and fixed with the basin frame 23, the magnet 21 is then bonded and fixed with the washer 22, the damper 24 is firstly sleeved on the voice coil 25, the voice coil 25 is positioned at the position corresponding to the washer 22 through a jig, the damper 24 is then bonded and fixed on the basin frame 23, the voice coil 25 is bonded and fixed with the damper 24 on the basin frame 23 through the damper 24, the composite basin 26 is bonded and fixed on the basin frame 23, and then the voice coil 25 is bonded and fixed with the composite basin 26; finally, the dust cap 11 of the treble cup 10 is fixed to the voice coil 25 by bonding.

After speaker 100 circular telegram, alternating current signal passes through voice coil 25, because T iron 20, magnet 21, china department 22 etc. constitute a magnetic circuit, voice coil 25 after the circular telegram is arranged in this magnetic circuit, thereby voice coil 25 atress drives compound basin 26 and high pitch cup 10 and is reciprocating motion, thereby promote the air sound production, this high pitch cup 10 is difficult to produce and cuts apart the vibration, also can be more effective extension speaker 100's high frequency bandwidth, promote speaker 100's high frequency performance, further reduce speaker 100's total harmonic distortion, thereby can promote speaker 100's tone quality.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A treble cup for a speaker, comprising: the cup body is of a cylindrical structure, at least one of the inner wall surface of the cup body and the outer wall surface of the cup body is provided with a plurality of reinforcing ribs, the reinforcing ribs are annular, and the plurality of reinforcing ribs are arranged at intervals in the axial direction of the cup body.

2. The high-pitched cup set forth in claim 1, wherein said ribs on the inner wall surface of said cup body are inner ribs and said ribs on the outer wall surface are outer ribs, and a plurality of said inner ribs and a plurality of said outer ribs are arranged in a staggered manner in the axial direction of said cup body.

3. The high-pitched cup as claimed in claim 2, wherein, in the axial direction of the cup body, the inner ribs are uniformly spaced apart from each other, the outer ribs are uniformly spaced apart from each other, and the distance between the inner ribs and the outer ribs is the same.

4. The treble cup of claim 1, wherein the inner ribs are protruded toward an inner side of the cup body, the outer ribs are protruded toward an outer side of the cup body, and the inner ribs have the same protrusion height as the outer ribs.

5. The treble cup as claimed in claim 1, wherein the cross-section of the rib in a plane perpendicular to the axial direction of the cup body is a circular arc.

6. The treble cup of claim 1, further comprising: the dustproof cap, the cup is the circular cone tube-shape, the cup includes tip end and big head end, the tip end with the outer fringe fixed connection of dustproof cap, just dustproof cap to the inside protrusion setting of cup.

7. The tweeter cup as defined in claim 6 wherein said dust cap and said cup body are of one-piece construction.

8. The tweeter cup as defined in claim 6 wherein said dust cap projects inwardly of said cup body.

9. A loudspeaker, comprising: the treble cup of any of claims 1-8.

10. The loudspeaker of claim 9, further comprising: t iron, magnet, china department, basin frame, bullet ripples, voice coil loudspeaker voice coil and compound basin, magnet set up in on the T iron, china department respectively with magnet with basin frame fixed connection, china department cover is established on the voice coil loudspeaker voice coil, bullet ripples respectively with the voice coil loudspeaker voice coil with basin frame fixed connection, compound basin respectively with basin frame with voice coil loudspeaker voice coil fixed connection, the bottom of high pitch cup is fixed on the voice coil loudspeaker voice coil.