CN217957292U

CN217957292U - Loudspeaker and electronic equipment capable of being curled

Info

Publication number: CN217957292U
Application number: CN202221946538.8U
Authority: CN
Inventors: 杨虎虎; 魏威; 印兆宇
Original assignee: AAC Microtech Changzhou Co Ltd
Current assignee: AAC Microtech Changzhou Co Ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-12-02
Anticipated expiration: 2032-07-26
Also published as: WO2024021168A1

Abstract

The utility model provides a loudspeaker and electronic equipment that can curl with this loudspeaker, this kind of loudspeaker includes the body, loudspeaker monomer and paraphase pipe, the body is provided with and holds the chamber and with hold the first phonate hole and via hole that the chamber communicates, the opening direction of the first phonate hole and via hole is different; the loudspeaker monomer is arranged in the accommodating cavity and can emit sound waves; the phase inverter tube is positioned outside the shell, the head end of the phase inverter tube is connected with the outer wall of the shell and is communicated with the accommodating cavity through the conducting hole, the tail end of the phase inverter tube is connected with the outer wall of the shell and is provided with a second sound outlet, the second sound outlet faces to the side where the first sound outlet is located, and a bending section is arranged between the head end and the tail end; wherein at least part of the inverter tube can be compressed along the direction close to the outer wall of the shell or stretched along the direction far away from the outer wall of the shell, so that the inverter tube is in a blocking state or a conducting state. So set up, through the inverter pipe is compressed or stretch to change the acoustic performance of speaker, and then realize better acoustic experience.

Description

Loudspeaker and electronic equipment capable of being curled

[ technical field ] A method for producing a semiconductor device

The utility model relates to a speaker technical field especially relates to a speaker and electronic equipment that can curl.

[ background of the invention ]

The broadcast function of electronic products is generally realized by a speaker structure, for example, a speaker is arranged in a mobile phone or an electronic reader. The sound cavity of the loudspeaker in the prior art is fixed, so that the acoustic performance is also fixed and unchanged, when the loudspeaker is applied to products such as a scroll mobile phone and a scroll electronic reader, when a user draws out a scroll part and uses the scroll part, the original volume of an electronic product is increased, but the acoustic performance of the loudspeaker is fixed and unchanged, and the acoustic experience of the user is influenced.

Therefore, it is necessary to provide a new speaker to solve the above problems.

[ Utility model ] content

An object of the utility model is to provide a speaker and electronic equipment that can curl can be along with the inverted tube is stretched or compress to change the acoustic performance of speaker, and then be favorable to the electronic equipment that can curl to realize better acoustics and experience.

The technical scheme of the utility model as follows:

in a first aspect, the present invention provides a speaker, including:

the sound processing device comprises a shell, a sound processing device and a sound processing device, wherein the shell is provided with an accommodating cavity, a first sound outlet and a conducting hole which are communicated with the accommodating cavity, and the opening directions of the first sound outlet and the conducting hole are different;

the loudspeaker single body is arranged in the accommodating cavity and can emit sound waves;

the phase inverter tube is positioned outside the shell, the head end of the phase inverter tube is connected with the outer wall of the shell and is communicated with the accommodating cavity through the conducting hole, the tail end of the phase inverter tube is connected with the outer wall of the shell and is provided with a second sound outlet, the second sound outlet faces the side where the first sound outlet is located, and a bending section is arranged between the head end and the tail end;

wherein the inverter tube is at least partially capable of being compressed in a direction close to the outer wall of the shell or stretched in a direction away from the outer wall of the shell to place the inverter tube in an occluding state or a conducting state.

In a possible design, a plurality of extending sections are further arranged between the head end and the tail end, the head end and the extending sections both extend along a first direction, the bending sections include a first bending section and a second bending section, the first bending section is far away from the outer wall of the shell relative to the second bending section, the head end is connected with one of the extending sections through the first bending section, the adjacent extending sections are connected through the first bending section or the second bending section, the first bending section and the second bending section are alternately arranged, the second bending section is connected with the outer wall of the shell, and one side of the extending section far away from the first bending section is bent to form the tail end;

wherein the head end, the extension section, the first bend section, the second bend section, and the tail end are each capable of being compressed or stretched in the first direction.

In a possible design, the outer wall of the housing is provided with a protruding portion, the first sound outlet penetrates through the protruding portion, and a side of the protruding portion away from the accommodating cavity is provided with an inclined surface which is inclined relative to the height direction of the housing.

In a possible design, the cross-sectional area of the first sound outlet hole gradually increases along the direction in which the first sound outlet hole is far away from the accommodating cavity.

In a possible design, the first sound outlet has a first wall surface and a second wall surface that are arranged at an interval along a height direction of the housing, the first wall surface and the second wall surface are both arranged obliquely with respect to a top wall surface of the accommodating chamber, and a distance between the first wall surface and the second wall surface gradually increases along a direction in which the first sound outlet is away from the accommodating chamber.

In a possible design, a first positioning step for installing and positioning the loudspeaker single body is arranged in the accommodating cavity;

the first sound outlet hole is provided with a first side wall and a second side wall which are arranged oppositely, and the first side wall and the second side wall extend towards the accommodating cavity to form part of the first positioning step.

In a possible design, the casing includes main part and apron, the main part is provided with the opening, the speaker monomer can pass through the opening stretches into the main part, the apron lid close in the main part and with the main part can be dismantled and be connected.

In one possible design, the inner wall of the main body part is provided with a second positioning step for installing and positioning the cover plate.

In one possible design, the inverter tube is a square tube.

In a second aspect, the present invention also provides a rollable electronic device, including:

the loudspeaker is the loudspeaker;

a fixed portion to which the housing is mounted;

the phase inverter tube can be driven by the curling part to be compressed along the direction close to the outer wall of the shell to enable the phase inverter tube to be in a blocking state in the process that the curling part is curled and accommodated in the fixed part or is drawn out of the fixed part, and the phase inverter tube can be driven by the curling part to be stretched along the direction far away from the outer wall of the shell to enable the phase inverter tube to be in a conducting state in the process that the curling part is drawn out of the fixed part.

The beneficial effects of the utility model reside in that:

the utility model provides a speaker and electronic equipment that can curl, this kind of speaker includes the casing, speaker monomer and paraphase pipe, the casing is provided with hold the chamber and with hold first phonate hole and the conducting hole that the chamber communicates, speaker monomer installs in the casing, the outer wall connection of paraphase pipe and casing, the head end of paraphase pipe passes through the conducting hole and holds the chamber intercommunication, the tail end just is provided with the second phonate hole with the outer wall connection of casing, the second phonate hole is towards the side at first phonate hole place, have the bending section between head end and the tail end, the paraphase pipe can be followed the direction of keeping away from the casing outer wall and stretched, so that the paraphase pipe is in the conducting state, can also be followed the direction of being close to the casing outer wall and compressed, so that the paraphase pipe is in the shutoff state; when the inverter tube is in a conducting state, the phase of the sound wave can be inverted, and the low-frequency characteristic is increased. The electronic equipment capable of being curled comprises the fixed part, the curled part and the loudspeaker, wherein the loudspeaker is drawn out of the fixed part along with the curled part, and the inverter tube can be conducted, so that better acoustic experience is realized after the volume of the electronic equipment capable of being curled becomes larger.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of a speaker according to an embodiment of the present invention;

FIG. 2 is an exploded view of the housing and speaker cell of FIG. 1;

FIG. 3 is a bottom view of FIG. 1, with the inverter tube in an occluded state;

FIG. 4 is a bottom view of FIG. 1, wherein the inverter tube is in a conducting state;

FIG. 5 isbase:Sub>A cross-sectional view taken along A-A of FIG. 4;

FIG. 6 is a schematic structural view of the main body part in FIG. 2;

fig. 7 is an enlarged view at I in fig. 2.

Reference numerals:

1-a shell; 11-a containment chamber; 12-a first sound outlet; 121-a first wall; 122-a second wall; 123-a first side wall; 124-a second sidewall; 13-a via hole; 14-a projection; 141-a bevel; 15-top wall surface; 16-a first positioning step; 17-a body portion; 171-a second positioning step; 18-a cover plate; 19-a first wall; 110-a second wall;

2-a loudspeaker unit;

3-inverter tube; 31-head end; 32-tail end; 321-a second sound outlet; 33-bending section; 331-a first bend section; 332-a second bend section; 34-extension.

[ detailed description ] embodiments

The present invention will be further described with reference to the accompanying drawings and embodiments.

As shown in fig. 1, the present embodiment provides a speaker, which is a transducer device that converts an electrical signal into an acoustic signal, and a rollable electronic device, which may be a reel mobile phone, a reel electronic reader, or the like, having the speaker.

As shown in fig. 1 to 4, the speaker includes a housing 1, a speaker unit 2 and an inverter tube 3, the housing 1 is provided with a containing cavity 11 and a first sound outlet hole 12 and a via hole 13 which are communicated with the containing cavity 11, and the opening directions of the first sound outlet hole 12 and the via hole 13 are different; the loudspeaker unit 2 is arranged in the accommodating cavity 11 and can emit sound waves; the phase inverter tube 3 is positioned outside the shell 1, the head end 31 of the phase inverter tube 3 is connected with the outer wall of the shell 1 and is communicated with the accommodating cavity 11 through the conducting hole 13, the tail end 32 of the phase inverter tube 3 is connected with the outer wall of the shell 1 and is provided with a second sound outlet 321, the second sound outlet 321 faces the side of the first sound outlet 12, and a bent section 33 is arranged between the head end 31 and the tail end 32; at least a part of the inverter tube 3 can be compressed in a direction close to the outer wall of the casing 1 or stretched in a direction away from the outer wall of the casing 1, so that the inverter tube 3 is in a closed state or a conducting state.

When the single loudspeaker body 2 works, the single loudspeaker body 2 can emit sound waves, the sound waves can be transmitted to the outside of the shell 1 through the first sound outlet 12, the sound waves can enter the inverter tube 3 through the via hole 13, and at least part of the second sound outlet 321 of the inverter tube 3 faces to the side of the first sound outlet 12, so that the sound waves transmitted from the second sound outlet 321 and the sound waves transmitted from the first sound outlet 12 can be transmitted outwards to the same side of the shell 1, the inversion of the phase of the sound waves is realized, the inverter type loudspeaker is formed, and the low-frequency characteristic is improved.

The inverter tube 3 is a flexible tube, and when at least a part of the inverter tube 3 is compressed in a direction close to the outer wall of the casing 1, the inverter tube 3 can be in a closed state, and at this time, the sound wave emitted by the speaker cell 2 no longer propagates through the inverter tube 3, and only propagates from the first sound outlet 12 to the outside, that is, the speaker is a closed speaker. When the inverter tube 3 is stretched in the direction away from the outer wall of the housing 1, so that the inverter tube 3 is switched from the blocking state to the conducting state, the sound wave emitted by the speaker monomer 2 can enter the inverter tube 3 and is transmitted to the outside from the second sound outlet 321, and the sound wave can also be transmitted to the outside from the first sound outlet 12, namely, the speaker at the moment is an inverter type speaker, so that the low-frequency characteristic is increased, and the acoustic experience of a user is improved.

The rollable electronic device in this embodiment further includes a fixed portion and a curled portion that can be rolled and housed in the fixed portion or drawn out of the fixed portion, the housing 1 of the speaker is attached to the fixed portion, and the inverter tube 3 is connected to the curled portion. When the curling part needs to be used, the curling part is drawn out of the fixed part, the operation can be carried out through a driving piece such as a motor or the like or the drawing can be carried out through manpower, along with the drawing of the curling part, the phase reversal pipe 3 of the loudspeaker can be stretched along the direction far away from the outer wall of the shell 1, so that the phase reversal pipe 3 is in a conducting state, sound waves emitted by the loudspeaker single body 2 can be transmitted to the outside through the phase reversal pipe 3, the low-frequency characteristic is increased, and better acoustic experience is realized after the drawing of the electronic equipment which can be curled becomes larger; when the curling part is not needed to be used, the curling part is pushed back, so that the curling part is curled and stored in the fixed part, the action can be operated through a driving piece such as a motor or pulled through manpower, along with the curling part is curled and stored in the fixed part, the inverter tube 3 can be compressed along the direction close to the outer wall of the shell 1, so that the inverter tube 3 is in a blocking state, at the moment, the curled electronic equipment is restored to an undeformed state, sound waves emitted by the loudspeaker single body 2 are transmitted to the outside through the first sound outlet 12 of the shell 1 instead of passing through the inverter tube 3, and the sound emitted by the loudspeaker can meet the use requirement of the curled electronic equipment in the undeformed state.

In addition, the speaker unit 2 is a prior art in the art, and the detailed structure thereof is not described herein.

In a specific embodiment, as shown in fig. 1, a plurality of extending sections 34 are further provided between the head end 31 and the tail end 32, the head end 31 and the extending sections 34 both extend along the first direction X, the bending section 33 includes a first bending section 331 and a second bending section 332, the first bending section 331 is far away from the outer wall of the housing 1 relative to the second bending section 332, the head end 31 is connected with one of the extending sections 34 through the first bending section 331, the adjacent extending sections 34 are connected through the first bending section 331 or the second bending section 332, the first bending section 331 and the second bending section 332 are alternately arranged, the second bending section 332 is connected with the outer wall of the housing 1, and one side of the extending section 34 far away from the first bending section 331 is bent to form the tail end 32; therein, the head end 31, the extension section 34, the first bending section 331, the second bending section 332 and the tail end 32 can be compressed or stretched along the first direction X.

Taking fig. 1 as an example, the inverter tube 3 has three extending sections 34, two first bending sections 331 and one second bending section 332, the head end 31 is connected to the outer wall of the housing 1, the head end 31 is connected to the first extending section adjacent to the head end through the first bending section, the first extending section is connected to the second extending section through the second bending section, the second bending section is connected to the outer wall of the housing 1, the third extending section is connected to the second extending section through the second first bending section, and one side of the third extending section away from the second first bending section is bent to form the tail end 32.

When inverter tube 3 is compressed, as shown in fig. 3, for example, head end 31 and extension 34 are compressed in the first direction, and first bend 331, second bend 332 and tail end 32 are crushed in the first direction X, so that inverter tube 3 is in the sealed state. When the inverter tube 3 is stretched, for example, as shown in fig. 4, the head end 31 and the extension 34 are stretched in the first direction X, and the first bent section 331, the second bent section 332, and the tail end 32 are switched from the flattened state to the normal state in the first direction X, so that the inverter tube 3 is in the conductive state.

The inverter tube 3 in this embodiment is a square tube, and is easily in a closed state in compression and in a conductive state in tension. In other embodiments, inverter tube 3 may be a circular tube.

In a specific embodiment, as shown in fig. 1, the outer wall of the casing 1 is provided with a protruding portion 14, and the first sound outlet 12 penetrates through the protruding portion 14, so that sound waves are transmitted to the outside through the first sound outlet 12, which is beneficial to improving the acoustic experience of a user.

As shown in fig. 4 to 5, a slope 141 is provided on a side of the protruding portion 14 away from the accommodating cavity 11, the slope 141 is inclined with respect to the height direction Z of the housing 1, and the first sound outlet 12 penetrates through the protruding portion 14, which is beneficial to transmit the sound waves emitted from the first sound outlet 12 to a desired area in a concentrated manner.

Specifically, as shown in fig. 5, in the direction in which the first sound outlet hole 12 is far away from the accommodating cavity 11, the sectional area of the first sound outlet hole 12 is gradually increased, so that the sound waves can be reflected by the inner wall of the first sound outlet hole 12, and the transmission direction of the sound waves becomes more concentrated.

More specifically, the first sound outlet hole 12 has a first wall surface 121 and a second wall surface 122 which are arranged at an interval in the height direction Z of the housing 1, the first wall surface 121 and the second wall surface 122 are both arranged obliquely with respect to the top wall surface 15 of the accommodating chamber 11, and the distance between the first wall surface 121 and the second wall surface 122 gradually increases in the direction in which the first sound outlet hole 12 is away from the accommodating chamber 11, and when the sound wave is transmitted to the first sound outlet hole 12, the sound wave is reflected by the first wall surface 121 and the second wall surface 122, so that the transmission direction thereof becomes more concentrated.

In a specific embodiment, as shown in fig. 2 and fig. 6 to 7, a first positioning step 16 for installing and positioning the speaker unit 2 is disposed in the accommodating cavity 11, so that the speaker unit 2 is installed in the accommodating cavity 11; the first sound outlet hole 12 has a first side wall 123 and a second side wall 124 which are oppositely arranged, and the first side wall 123 and the second side wall 124 both extend into the accommodating chamber 11 to form part of the first positioning step 16, i.e. the part of the top wall of the accommodating chamber 11 extending into the accommodating chamber 11 and the part of the first side wall 123 and the second side wall 124 extending into the accommodating chamber 11 together form the first positioning step 16. After

speaker monomer

2 and 16 butts of first positioning step, speaker monomer 2 has arrived the mounted position that corresponds, because first lateral wall 123 and the second lateral wall 124 of first sound hole 12 all extend in order to form partial first positioning step 16 to holding the chamber 11, can make the mounted position of speaker monomer 2 be close to first sound hole 12 more, and the sound wave that the speaker monomer 2 of being convenient for more sent transmits to the external world from first sound hole 12.

In a specific embodiment, as shown in fig. 2, the housing 1 includes a main body portion 17 and a cover plate 18, the main body portion 17 is provided with an opening, the speaker unit 2 can extend into the main body portion 17 through the opening, and the cover plate 18 covers the main body portion 17 and is detachably connected to the main body portion 17. When the speaker unit 2 needs to be replaced or maintained, the cover plate 18 can be detached from the main body 17, so that the speaker unit 2 can be taken out conveniently.

Specifically, the inner wall of the main body 17 is provided with a second positioning step 171 for mounting and positioning the cover plate 18, facilitating the mounting of the cover plate 18.

More specifically, along the height direction Z of the housing 1, the projection of the second positioning step 171 is the same as the edge shape of the projection of the cover plate 18, that is, when the cover plate 18 is mounted to the main body portion 17, the second positioning step 171 is disposed around the cover plate 18, which is beneficial to improving the mounting stability of the cover plate 18.

As shown in fig. 1, the casing 1 in the present embodiment may include two first walls 19 oppositely disposed along a first direction X and two second walls 110 oppositely disposed along a second direction Y, the first walls 19 and the second walls 110 are connected, the first direction X is perpendicular to the second direction Y, the first direction X may be a width direction of the casing 1, and the second direction Y may be a length direction of the casing 1; one of the first wall bodies 19 is provided with a via hole 13, one of the second wall bodies 110 is provided with a first sound outlet hole 12, a head end 31 of the inverter tube 3 is connected with the first wall body 19 and communicated with the accommodating cavity 11 through the via hole 13, a tail end 32 of the inverter tube 3 is connected with the first wall body 19, and a second sound outlet hole 321 arranged at the tail end 32 is opened towards the second direction Y. The inverter tube 3 may be compressed in the first direction X to make the inverter tube 3 in the closed state, and the inverter tube 3 may be stretched in the first direction X to make the inverter tube 3 in the conductive state.

Wherein, a part of the second wall 110 and one side edge of the top wall of the casing 1 extend outward of the accommodating chamber 11 to form a protruding part 14, and the first sound outlet hole 12 penetrates through the protruding part 14; the first sound outlet hole 12 has a first side wall 123 and a second side wall 124 which are oppositely arranged along the first direction X, and one side of the first side wall 123 and one side of the second side wall 124 close to the accommodating cavity 11 extend along the second direction Y to form part of the first positioning step 16; the first sound outlet hole 12 has a first wall surface 121 and a second wall surface 122 arranged at an interval in the height direction Z of the housing, and the first wall surface 121 and the second wall surface 122 are arranged obliquely with respect to the top wall surface 15 of the housing 1.

The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.

Claims

1. A loudspeaker, characterized in that the loudspeaker comprises:

the loudspeaker comprises a shell (1) which is provided with an accommodating cavity (11), a first sound outlet hole (12) and a through hole (13), wherein the first sound outlet hole (12) is communicated with the accommodating cavity (11), and the opening directions of the through hole (13) are different from each other;

the loudspeaker single body (2) is arranged in the accommodating cavity (11), and the loudspeaker single body (2) can emit sound waves;

the phase inverter tube (3) is positioned outside the shell (1), the head end (31) of the phase inverter tube (3) is connected with the outer wall of the shell (1) and is communicated with the accommodating cavity (11) through the via hole (13), the tail end (32) is connected with the outer wall of the shell (1) and is provided with a second sound outlet hole (321), the second sound outlet hole (321) faces the side where the first sound outlet hole (12) is located, and a bent section (33) is arranged between the head end (31) and the tail end (32);

wherein the inverter tube (3) is at least partially compressible in a direction close to the outer wall of the housing (1) or stretchable in a direction away from the outer wall of the housing (1) to bring the inverter tube (3) in a blocking state or a conducting state.

2. The loudspeaker of claim 1, wherein: a plurality of extension sections (34) are further arranged between the head end (31) and the tail end (32), the head end (31) and the extension sections (34) both extend along a first direction (X), the bending section (33) comprises a first bending section (331) and a second bending section (332), the first bending section (331) is far away from the outer wall of the shell (1) relative to the second bending section (332), the head end (31) is connected with one of the extension sections (34) through the first bending section (331), the adjacent extension sections (34) are connected through the first bending section (331) or the second bending section (332), the first bending section (331) and the second bending section (332) are alternately arranged, the second bending section (332) is connected with the outer wall of the shell (1), and one side of the extension sections (34) far away from the first bending section (331) is bent to form the tail end (32);

wherein the head end (31), the extension section (34), the first bend section (331), the second bend section (332), and the tail end (32) are each compressible or stretchable in the first direction (X).

3. The loudspeaker of claim 1, wherein: the outer wall of casing (1) is provided with bulge (14), first sound outlet (12) run through bulge (14), bulge (14) are kept away from one side of holding chamber (11) is provided with inclined plane (141), inclined plane (141) for the direction of height (Z) slope of casing (1).

4. The loudspeaker of claim 1, wherein: the sectional area of the first sound outlet hole (12) is gradually increased along the direction that the first sound outlet hole (12) is far away from the accommodating cavity (11).

5. The loudspeaker of claim 4, wherein: along the direction of height (Z) of casing (1), first sound outlet (12) have first wall (121) and second wall (122) that the interval set up, first wall (121) with second wall (122) all set up for top wall (15) slope of holding chamber (11), and follow first sound outlet (12) keep away from hold the direction of chamber (11), the distance between first wall (121) and second wall (122) increases gradually.

6. The loudspeaker of claim 1, wherein: a first positioning step (16) for installing and positioning the loudspeaker single body (2) is arranged in the accommodating cavity (11);

the first sound outlet hole (12) is provided with a first side wall (123) and a second side wall (124) which are arranged oppositely, and the first side wall (123) and the second side wall (124) both extend into the accommodating cavity (11) to form part of the first positioning step (16).

7. The loudspeaker of claim 1, wherein: casing (1) includes main part (17) and apron (18), main part (17) are provided with the opening, speaker monomer (2) can pass through the opening stretches into main part (17), apron (18) lid fits main part (17) and with main part (17) can dismantle the connection.

8. The loudspeaker of claim 7, wherein: the inner wall of the main body part (17) is provided with a second positioning step (171) for installing and positioning the cover plate (18).

9. The loudspeaker according to any one of claims 1-8, wherein: the inverter tube (3) is a square tube.

10. A rollable electronic device, comprising:

a speaker according to any one of claims 1-9;

a fixed portion to which the housing (1) is mounted;

the phase-change tube (3) is connected with the curling part, the phase-change tube (3) can be driven by the curling part to be compressed along the direction close to the outer wall of the shell (1) in the process that the curling part is curled and stored in the fixed part, so that the phase-change tube (3) is in a sealing state, and the phase-change tube (3) can be driven by the curling part to be stretched along the direction far away from the outer wall of the shell (1) in the process that the curling part is extracted out of the fixed part, so that the phase-change tube (3) is in a conducting state.