CN212936197U - A kind of loudspeaker - Google Patents
A kind of loudspeaker Download PDFInfo
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- CN212936197U CN212936197U CN202021736956.5U CN202021736956U CN212936197U CN 212936197 U CN212936197 U CN 212936197U CN 202021736956 U CN202021736956 U CN 202021736956U CN 212936197 U CN212936197 U CN 212936197U
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- magnet
- supporting block
- shaped supporting
- fixedly connected
- horn
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Abstract
The utility model relates to a loudspeaker, this loudspeaker include: a T-shaped support block; the pot frame is arranged above the T-shaped supporting block and fixedly connected with the T-shaped supporting block, and the top end of the pot frame is sealed through drum paper; the voice coil is arranged in the inner cavity of the basin frame and is respectively connected with the T-shaped supporting block and the drum paper; the centering support piece is arranged in the inner cavity of the basin frame and is respectively fixedly connected with the basin frame and the voice coil; the magnet cover is arranged in the inner cavity of the voice coil and fixedly connected with the T-shaped supporting block; the first magnet is arranged above the first upper end face of the T-shaped supporting block and fixedly connected with the T-shaped supporting block, and the second magnet is arranged above the second upper end face of the T-shaped supporting block, positioned in the inner cavity of the magnet cover and fixedly connected with the T-shaped supporting block. The second magnet and the magnet cover are additionally arranged above the second upper end face of the T-shaped supporting block of the loudspeaker, so that the electroacoustic characteristics of the loudspeaker, such as high frequency response, low distortion, full bandwidth and strong stereoscopic impression, are improved.
Description
Technical Field
The utility model relates to a production technical field of loudspeaker especially relates to a loudspeaker.
Background
In the prior art, a television loudspeaker is usually prepared by matching a magnet with a T-shaped supporting block, so that the problems of narrow sound field, insufficient bandwidth and large distortion of the loudspeaker are caused when music is played.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a loudspeaker, and aims to solve the problems of narrow sound field, insufficient bandwidth and large distortion when the loudspeaker plays music in the prior art.
The utility model discloses a realize through following technical scheme:
a horn, comprising: a T-shaped support block; the pot frame is arranged above the T-shaped supporting block and fixedly connected with the T-shaped supporting block, and the top end of the pot frame is sealed through drum paper; the voice coil is arranged in the inner cavity of the basin frame, the lower end of the voice coil is fixedly connected with the T-shaped supporting block, and the upper end of the voice coil is connected with the drum paper; the centering support piece is arranged in the inner cavity of the basin frame and is respectively fixedly connected with the basin frame and the voice coil; the magnet cover is arranged in the inner cavity of the voice coil and is fixedly connected with the T-shaped supporting block, and a cover opening of the magnet cover faces the T-shaped supporting block; the first magnet is arranged above the first upper end surface of the T-shaped supporting block and is fixedly connected with the T-shaped supporting block; and the second magnet is arranged above the second upper end surface of the T-shaped supporting block and is positioned in the inner cavity of the magnet cover, and meanwhile, the second magnet is fixedly connected with the T-shaped supporting block.
Preferably, in the horn, the first magnet is a ferrite magnet.
Preferably, in the horn, the second magnet is a neodymium iron boron magnet.
Preferably, in the horn, the magnet cover is a magnet cover made of a metal material.
Preferably, in the horn, the magnet cover is a copper cover.
Preferably, in the horn, the T-shaped support block is a metal T-shaped support block.
Preferably, in the horn, the T-shaped support block is a T-shaped iron block.
Preferably, in the horn, further comprising: the magnetic conduction plate is arranged on the upper end face of the first magnet and fixedly connected with the first magnet.
Preferably, in the loudspeaker, the basin frame is fixedly connected with the T-shaped supporting block through the magnetic conduction plate.
Preferably, in the loudspeaker, a dust cover is further included, and the dust cover is arranged at the top end of the voice coil and fixedly connected with the voice coil.
Compared with the prior art, loudspeaker through the top at the second up end of the T type supporting shoe of loudspeaker increase second magnet and magnet cover, it is narrow to have solved loudspeaker among the prior art method sound field appearance when broadcasting the music, the bandwidth is not enough, the great problem of distortion, high frequency response, low distortion, full frequency width, the strong electroacoustic characteristic of third dimension that have improved loudspeaker.
Drawings
Fig. 1 is a sectional view of a horn of the present invention;
fig. 2 is a cross-sectional view of the T-shaped support block of the horn of the present invention without adding a second magnet and a magnet cover;
FIG. 3 is a schematic diagram illustrating the frequency response of the horn of the present invention compared with the frequency response of a conventional horn;
fig. 4 is a schematic diagram illustrating the distortion of the horn of the present invention compared with the distortion of a conventional horn.
In the figure, 1 is a T-shaped support block, 2 is a first magnet, 3 is a second magnet, 4 is a magnetic conduction plate, 5 is a basin frame, 6 is drum paper, 7 is a dust cover, 8 is a magnet cover, 9 is a centering support sheet, and 10 is a voice coil.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-4, fig. 1 is a cross-sectional view of a speaker of the present invention; fig. 2 is a cross-sectional view of the T-shaped support block 1 of the horn of the present invention without adding the second magnet 3 and the magnet cover 8; FIG. 3 is a schematic diagram illustrating the frequency response of the horn of the present invention compared with the frequency response of a conventional horn; fig. 4 is a schematic diagram illustrating the distortion of the horn of the present invention compared with the distortion of a conventional horn. As shown in fig. 1, a horn includes: a T-shaped support block 1; the pot frame 5 is arranged above the T-shaped supporting block 1 and is fixedly connected with the T-shaped supporting block 1, and the top end of the pot frame 5 is sealed through drum paper 6; the voice coil 10 is arranged in the inner cavity of the basin frame 5, the lower end of the voice coil 10 is fixedly connected with the T-shaped supporting block 1, and the upper end of the voice coil 10 is connected with the drum paper 6; the centering support piece 9 is arranged in the inner cavity of the basin frame 5 and is respectively and fixedly connected with the basin frame 5 and the voice coil 10; the magnet cover 8 is arranged in the inner cavity of the voice coil 10 and fixedly connected with the T-shaped supporting block 1, and the cover opening of the magnet cover 8 faces the T-shaped supporting block 1; the first magnet 2 is arranged above the first upper end face of the T-shaped supporting block 1 and is fixedly connected with the T-shaped supporting block 1; and the second magnet 3 is arranged above the second upper end surface of the T-shaped supporting block 1 and is positioned in the inner cavity of the magnet cover 8, and meanwhile, the second magnet 3 is fixedly connected with the T-shaped supporting block 1. Through increasing second magnet 3 and magnet cover 8 in the top of the second up end of the T type supporting shoe 1 of loudspeaker, magnet cover 8 covers second magnet 3, has solved loudspeaker and has appeared that the sound field is narrow when the broadcast music, and the frequency width is not enough, the great problem of distortion, and magnet cover 8 can effectively reduce magnetic loss simultaneously, has improved the electroacoustic characteristic of the high frequency response of loudspeaker, low distortion, full frequency width, third dimension are strong.
In a specific embodiment, the first magnet 2 is a ferrite magnet, the second magnet 3 is a neodymium iron boron magnet, the magnet cover 8 is a copper cover, and the T-shaped support block 1 is a T-shaped iron block. The ferrite magnet provides a fixed magnetic field, so that the current of the voice coil 10 and the magnetic field of the ndfeb magnet ferrite magnet cut magnetic lines of force to generate acting force. The iron block is used as the T-shaped supporting block 1, so that the hardness of the T-shaped supporting block 1 is improved, and the material cost is saved. And the first magnet 2 adopts a ferrite magnet, the second magnet 3 adopts a neodymium iron boron magnet, and the magnet cover 8 adopts a copper cover, so that the loudspeaker can ensure that the sound source signal amplification capability is uniform and clear in the whole sound field under the rated power condition, and meanwhile, the sound field is positioned and the directivity is good as can be seen from the frequency response and the distortion comparison in fig. 3 and 4.
In a more specific embodiment, the horn further comprises a magnetic conduction plate 4 and a dust cover 7, wherein the magnetic conduction plate 4 is arranged on the upper end face of the first magnet and is fixedly connected with the first magnet 2; the basin frame 5 is fixedly connected with the T-shaped supporting block 1 through the magnetic conduction plate 4; the dust cover 7 is arranged at the top end of the voice coil 10 and fixedly connected with the voice coil 10. The magnetic conductive plate 4 enables the voice coil 10 to generate a larger acting force in a more concentrated magnetic field in a space where the ndfeb magnet and the ferrite magnet have a fixed magnetic field. Centering brace 9, drum paper 6, dust cover 7 are direct to be connected with voice coil loudspeaker voice coil 10, follow the vibration of voice coil loudspeaker voice coil 10, through bulldozing or the pull air, radiate the sound wave, and the wire welds with voice coil loudspeaker voice coil 10 line, makes things convenient for the audio frequency to connect out.
The utility model discloses a loudspeaker through increase neodymium iron boron magnet and copper sheathing on the T type supporting shoe that sets up, is provided with the magnetic conduction board with ferrite magnet fixed connection simultaneously at ferrite magnet's up end for loudspeaker can keep even clear sound source signal amplification ability in the whole audio field under the rated power condition, and the sound field location is accurate, and directive property is good, when carrying out the music broadcast, realizes the effect of high frequency response, low distortion, full frequency width simultaneously.
Claims (10)
1. A horn, comprising:
a T-shaped support block;
the pot frame is arranged above the T-shaped supporting block and fixedly connected with the T-shaped supporting block, and the top end of the pot frame is sealed through drum paper;
the voice coil is arranged in the inner cavity of the basin frame, the lower end of the voice coil is fixedly connected with the T-shaped supporting block, and the upper end of the voice coil is connected with the drum paper;
the centering support piece is arranged in the inner cavity of the basin frame and is respectively fixedly connected with the basin frame and the voice coil;
the magnet cover is arranged in the inner cavity of the voice coil and is fixedly connected with the T-shaped supporting block, and a cover opening of the magnet cover faces the T-shaped supporting block;
the first magnet is arranged above the first upper end surface of the T-shaped supporting block and is fixedly connected with the T-shaped supporting block;
and the second magnet is arranged above the second upper end surface of the T-shaped supporting block and is positioned in the inner cavity of the magnet cover, and meanwhile, the second magnet is fixedly connected with the T-shaped supporting block.
2. The horn of claim 1, wherein said first magnet is a ferrite magnet.
3. The horn of claim 2, wherein the second magnet is a neodymium iron boron magnet.
4. The horn of claim 2, wherein the magnet shield is a metal magnet shield.
5. The horn of claim 4, wherein the magnet shield is a copper shield.
6. The horn of claim 1, wherein the T-shaped support block is a metal T-shaped support block.
7. The horn of claim 6, wherein said T-shaped support block is a T-shaped iron block.
8. The horn of claim 1, further comprising: the magnetic conduction plate is arranged on the upper end face of the first magnet and fixedly connected with the first magnet.
9. The horn of claim 8, wherein the basin frame is fixedly connected to the T-shaped support block through the magnetic conductive plate.
10. The horn of claim 1, further comprising a dust cover disposed at a top end of the voice coil and fixedly connected to the voice coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021736956.5U CN212936197U (en) | 2020-08-19 | 2020-08-19 | A kind of loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021736956.5U CN212936197U (en) | 2020-08-19 | 2020-08-19 | A kind of loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212936197U true CN212936197U (en) | 2021-04-09 |
Family
ID=75299192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021736956.5U Active CN212936197U (en) | 2020-08-19 | 2020-08-19 | A kind of loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212936197U (en) |
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2020
- 2020-08-19 CN CN202021736956.5U patent/CN212936197U/en active Active
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