CN211557484U

CN211557484U - Loudspeaker

Info

Publication number: CN211557484U
Application number: CN202020575151.0U
Authority: CN
Inventors: 徐斐
Original assignee: Shanghai Xuandian Advertising Co ltd
Current assignee: Shanghai Xuandian Advertising Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-09-22
Anticipated expiration: 2030-04-17

Abstract

The utility model relates to a loudspeaker includes speaker housing, speaker housing is including raising one's voice the end casing, installation end casing, it is tubular structure to raise one's voice the end casing, it is equipped with out sound section, speaker section, preceding linkage segment to raise one's voice the end casing, be equipped with out the sound hole panel in the front end opening of play sound section, be equipped with speaker part in the speaker section, installation end casing is tubular structure, the installation end casing includes the back linkage segment, the one end of back linkage segment is sealed and is equipped with the speaker backplate, the other end of back linkage segment inserts preceding linkage segment and forms sealed the cup jointing. The utility model discloses a be convenient for assemble, and the reliable sealed sound chamber equipment scheme of simple structure, it is reliable to have assembly structure to and the characteristics that assembly efficiency is high.

Description

Loudspeaker

Technical Field

The utility model relates to a speaker, in particular to modified speaker belongs to the speaker field.

Background

The loudspeaker is a transducer which converts electrical signals into acoustic signals, and audio frequency electric energy enables a cone or a diaphragm of the loudspeaker to vibrate through electromagnetic, piezoelectric or electrostatic effects and generate resonance with surrounding air to make sound. The variety of the loudspeaker is various, and the quality of the performance of the loudspeaker has great influence on the sound quality. At present, most of existing loudspeakers adopt a sound cavity structure to give full play to the performance of the existing loudspeakers, the sealing performance of the sound cavity influences the sound quality of the loudspeakers, sealing measures adopted by different manufacturers are different, and the existing loudspeakers have the problems that the assembly structure is complex, the assembly efficiency is not high, and the material cost is high due to the adoption of the complex structure.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the speaker discloses new scheme, adopts the assembly of being convenient for, and the reliable sealed sound chamber equipment scheme of simple structure, and it is complicated to have solved current scheme assembly structure, and assembly efficiency is not high to and adopt the higher problem of material cost that complicated structure leads to.

The utility model discloses the speaker includes the speaker casing, and the speaker casing is including raising one's voice the end casing, the installation end casing, and the end casing of raising one's voice is tubular structure, raises one's voice in the end casing and is equipped with out sound section, speaker section, preceding linkage segment, is equipped with out the sound hole panel in the front end opening of play sound section, is equipped with speaker part in the speaker section, and the installation end casing is tubular structure, and the installation end casing includes the back linkage segment, and the one end of back linkage segment is sealed and is equipped with the speaker backplate, and the other end of back linkage segment inserts preceding linkage segment and forms sealed cup.

Furthermore, the sound outlet section of the scheme comprises a sound outlet section and a sound guide section, wherein a sound outlet hole panel is installed in the sound outlet section, the sound guide section is of a channel structure with a gradually expanded caliber along the sound propagation direction, and the sound guide section is arranged between the sound outlet section and the loudspeaker section.

Furthermore, still be equipped with dustproof filter screen in the sound outlet section of this scheme, dustproof filter screen includes dustproof filter screen layer A, dustproof filter screen layer B, and dustproof filter screen layer A establishes in the sound outlet section in the outside of sound outlet panel, and dustproof filter screen layer B establishes in the sound outlet section of the inboard of sound outlet panel.

Further, the speaker part of this scheme includes speaker part body, is equipped with the outer eaves limit of installation on the border of speaker part body, is equipped with the interior eaves limit of installation on the inboard of the front end of speaker section, will install outer eaves limit pressure equipment in the installation through the installation crown plate edge, and speaker part is through the outer eaves limit fixed mounting of installation in the speaker section.

Further, be equipped with the locating plate cavity in the lateral wall of the back linkage segment of this scheme, be equipped with the bar locating plate in the locating plate cavity, be equipped with row's tooth on the outside of the one end of bar locating plate, row's tooth stretches out row's tooth's socket joint on the inboard corresponding position of bar hole and preceding linkage segment on the lateral wall of back linkage segment, the outside of the other end of the bar locating plate that stretches into the speaker backplate is connected with the release button who establishes in the release button mounting hole of speaker backplate, the inboard of the other end of bar locating plate is passed through elastomeric element and is connected with the inboard of locating plate cavity, make row's tooth break away from row's tooth.

Furthermore, the back linkage segment of this scheme presss from both sides between the part that forms sealed cup joint with preceding linkage segment and is equipped with the elasticity sealing material layer, and the sealed effect that cup joints between linkage segment and preceding linkage segment after the elasticity sealing material layer reinforcing.

The utility model discloses the speaker adopts the assembly of being convenient for, and the reliable sealed sound chamber equipment scheme of simple structure, and it is reliable to have assembly structure to and the characteristics that assembly efficiency is high.

Drawings

Fig. 1 is a schematic view of the internal structure of a speaker.

Fig. 2 is a partially enlarged schematic view of the speaker a portion in fig. 1.

Fig. 3 is a partially enlarged schematic view of a part B of the speaker of fig. 1.

Fig. 4 is a partially enlarged schematic view of the speaker C portion of fig. 1.

Fig. 5 is a schematic cross-sectional view of a speaker end housing.

Fig. 6 is a schematic cross-sectional view of the mounting end housing.

Wherein, 100 is a speaker end housing, 110 is a sound output section, 111 is a sound output section, 112 is a sound guide section, 113 is a sound output hole panel, 114 is a dust-proof filter screen layer a, 115 is a dust-proof filter screen layer B, 120 is a speaker section, 121 is a speaker component body, 122 is an installation outer brim, 123 is an installation inner brim, 124 is an installation ring plate, 130 is a front connecting section, 131 is a tooth row groove, 200 is an installation end housing, 210 is a rear connecting section, 211 is a positioning plate chamber, 220 is a bar-shaped positioning plate, 221 is a tooth row, 230 is a speaker back plate, 231 is an unlocking button, and 232 is an elastic component.

Detailed Description

As shown in fig. 1, 5, 6, the utility model discloses the speaker includes speaker housing, speaker housing is including raising one's voice end casing, installation end casing, and it is the tubular structure to raise one's voice end casing, raises one's voice end and is equipped with out sound section, speaker section, preceding linkage segment in the casing, is equipped with out the sound hole panel in the front end opening of play sound section, is equipped with speaker part in the speaker section, and installation end casing is the tubular structure, and the installation end casing includes the back linkage segment, and the one end of back linkage segment is sealed and is equipped with the speaker backplate, and the linkage segment forms sealed the cup jointing before the other end of back linkage segment inserts. The scheme adopts a sealed acoustic cavity assembly scheme which is convenient to assemble and simple and reliable in structure, the acoustic cavity is sealed by splicing and sleeving the front connecting section and the rear connecting section, the structure is simple and reliable, and the assembly efficiency is improved.

In order to realize the function of the sound section and facilitate sound amplification, as shown in fig. 1 and 5, the sound outlet section of the scheme comprises a sound outlet section and a sound guide section, a sound outlet hole panel is installed in the sound outlet section, the sound guide section is a channel structure with gradually expanded calibers along the sound transmission direction, and the sound guide section is arranged between the sound outlet section and the loudspeaker section. In order to avoid excessive dust particles to get into the speaker casing and form the siltation, influence the sound quality, still be equipped with dustproof filter screen in the sound outlet section of this scheme, dustproof filter screen includes dustproof filter screen layer A, dustproof filter screen layer B, and dustproof filter screen layer A is established in the sound outlet section in the outside of sound outlet panel, and dustproof filter screen layer B is established in the sound outlet section of the inboard of sound outlet panel.

In order to realize the stable assembly of speaker part, as shown in fig. 1, 3, the speaker part of this scheme includes the speaker part body, is equipped with the outer eaves limit of installation on the border of speaker part body, is equipped with eaves limit in the installation on the inboard of the front end of speaker section, will install outer eaves limit pressure equipment in the installation eaves limit through the installation crown plate, and speaker part is through the outer eaves limit fixed mounting of installation in the speaker section.

In order to guarantee the stability that preceding linkage segment and back linkage segment cup jointed, avoid the pine to take off, as shown in fig. 1, 4, 6, be equipped with the locating plate cavity in the lateral wall of the back linkage segment of this scheme, be equipped with the bar locating plate in the locating plate cavity, be equipped with row's tooth on the outside of the one end of bar locating plate, row's tooth stretches out row's tooth's socket joint on the inboard corresponding position of bar hole and the preceding linkage segment on the lateral wall of back linkage segment, the outside of the other end of the bar locating plate that stretches into the speaker backplate is connected with the release button who establishes in the release button mounting hole of speaker backplate, the inboard of the other end of bar locating plate is passed through elastomeric element and is connected with the inboard of locating plate cavity, make. Similarly, the unlocking button is loosened, the strip-shaped positioning plate is pushed out under the action of the elastic component, and the row teeth and the row tooth grooves are combined to form fixed clamping.

In order to further improve sealed effect, the back linkage segment of this scheme presss from both sides between the part that forms sealed cup joint with preceding linkage segment and is equipped with the elasticity sealing material layer, and the sealed effect that cup joints between linkage segment and preceding linkage segment after the elasticity sealing material layer reinforcing.

The devices, components, etc. disclosed in this embodiment may be implemented in any conventional and customary manner known in the art, unless otherwise specified. The loudspeaker of the present solution is not limited to the disclosure in the specific embodiments, the technical solutions presented in the examples can be extended based on the understanding of those skilled in the art, and simple alternatives made by those skilled in the art according to the present solution in combination with common general knowledge also belong to the scope of the present solution.

Claims

1. The utility model provides a loudspeaker, characterized by includes speaker housing, speaker housing is including raising one's voice end casing, installation end casing, it is tubular structure to raise one's voice end casing, it is equipped with out sound section, speaker section, preceding linkage segment to raise one's voice in the end casing, be equipped with out the sound hole panel in the front end opening of play sound section, be equipped with speaker part in the speaker section, installation end casing is tubular structure, the installation end casing includes the back linkage segment, the one end of back linkage segment is sealed and is equipped with the speaker backplate, the other end of back linkage segment inserts preceding linkage segment forms sealed the cup jointing.

2. The speaker of claim 1, wherein the sound outlet section includes a sound outlet section and a sound guide section, the sound outlet section is provided with the sound outlet panel, the sound guide section is a channel structure with a gradually expanding caliber along a sound propagation direction, and the sound guide section is provided between the sound outlet section and the speaker section.

3. The speaker of claim 2, wherein a dust-proof filter screen is further provided in the sound outlet section, the dust-proof filter screen includes a dust-proof filter screen layer a and a dust-proof filter screen layer B, the dust-proof filter screen layer a is provided in the sound outlet section outside the sound outlet port panel, and the dust-proof filter screen layer B is provided in the sound outlet section inside the sound outlet port panel.

4. The loudspeaker according to claim 1, wherein the loudspeaker component comprises a loudspeaker component body, an installation outer brim is arranged on the edge of the loudspeaker component body, an installation inner brim is arranged on the inner side of the front end of the loudspeaker section, the installation outer brim is pressed on the installation inner brim through an installation ring plate, and the loudspeaker component is fixedly installed in the loudspeaker section through the installation outer brim.

5. The loudspeaker according to claim 1, characterized in that a positioning plate chamber is arranged in the side wall of the rear connecting section, a strip-shaped positioning plate is arranged in the positioning plate chamber, a row of teeth is arranged on the outer side of one end of the strip-shaped positioning plate, the row of teeth extend out of a strip hole in the side wall of the rear connecting section and are clamped with a row of tooth grooves in the corresponding position of the inner side of the front connecting section, the outer side of the other end of the strip-shaped positioning plate is connected with an unlocking button in an unlocking button mounting hole of the loudspeaker backboard, the inner side of the other end of the strip-shaped positioning plate is connected with the inner side of the positioning plate chamber through an elastic component, and the unlocking button is pressed to overcome the stress of the elastic component to enable the row of.

6. The loudspeaker of claim 1, wherein an elastic sealing material layer is sandwiched between the parts of the rear connecting section and the front connecting section which form the sealing sleeve, and the elastic sealing material layer enhances the sealing effect of the sleeve between the rear connecting section and the front connecting section.