CN220440912U - Speaker box and electronic equipment - Google Patents

Abstract

The embodiment of the disclosure provides a loudspeaker box and electronic equipment, the loudspeaker box includes the upper cover plate, forms the lower apron of acceping the cavity with the upper cover plate group and accepts in acceptding the cavity loudspeaker monomer and motor module, the loudspeaker monomer will acceptd the cavity and separate into preceding chamber and back chamber, motor module sets up in the speaker monomer one side that deviates from the upper cover plate, the upper cover plate includes roof and a plurality of lateral wall, wherein the length of at least one lateral wall is greater than its orthographic projection length, the marginal area of upper cover plate and the marginal area group formation a plurality of compensation chamber of lower apron, a plurality of compensation chamber with back chamber is linked together. The loudspeaker box disclosed by the embodiment of the disclosure can be suitable for electronic equipment with various shapes, and has strong adaptability and wide application; the function of increasing the whole volume of the rear cavity can be achieved through the plurality of compensation cavities, and the low-frequency performance of the loudspeaker is improved, so that the sounding effect of the loudspeaker can be improved.

Description

Speaker box and electronic equipment

Technical Field

The embodiment of the disclosure belongs to the technical field of electroacoustic equipment, and particularly relates to a loudspeaker box and electronic equipment.

Background

As shown in fig. 1 and 2, the existing speaker box has a regular shape, the tail cavity 17 is disposed at one side, the upper cover bracket 12 and the upper cover steel sheet 11 are fixed by glue and the speaker unit 13 is assembled, the motor module 14 and the tail cavity cover plate 15 are respectively fixed with the upper cover steel sheet 11 by glue, and the gaps between the motor module 14 and the upper cover bracket 12 and between the motor module 14 and the tail cavity 17 are sealed by glue. But the existing standard loudspeaker enclosure structure is not applicable for loudspeaker enclosures with irregular contours.

In view of the above, it is necessary to provide a speaker box and an electronic device which are reasonable in design and can effectively improve the above problems.

Disclosure of Invention

The embodiment of the disclosure aims to at least solve one of the technical problems in the prior art and provides a loudspeaker box and electronic equipment.

An aspect of the disclosed embodiments provides a speaker box, including the upper cover plate, with the upper cover plate assembly form the lower apron of acceping the cavity and accept in acceping the speaker monomer and the motor module in the cavity, the speaker monomer will acceping the cavity and separating into front chamber and back chamber, the motor module set up in speaker monomer deviates from one side of upper cover plate, the upper cover plate includes roof and a plurality of lateral wall, and wherein the length of at least one lateral wall is greater than its orthographic projection length, the marginal area of upper cover plate with the marginal area assembly of lower apron forms a plurality of compensation chamber, a plurality of compensation chamber with the back chamber is linked together.

Optionally, the upper cover plate includes a first sidewall disposed opposite to each other along a length direction thereof and a second sidewall disposed opposite to each other along a width direction thereof; wherein,

the second side wall has a length greater than its projected length.

Optionally, a supporting step is arranged at one end of the side wall of the upper cover plate, which faces the lower cover plate;

the lower cover plate comprises a bottom wall and a side wall connected with the bottom wall, and a boss is arranged at one end, facing the upper cover plate, of the side wall of the lower cover plate;

the boss is embedded in the supporting step.

Optionally, a receiving through groove is formed in the central area of the lower cover plate, and the motor module is arranged in the receiving through groove.

Optionally, the plurality of compensation chambers are communicated with each other.

Optionally, the lower cover plate is fixed to the upper cover plate by ultrasonic welding.

Optionally, the speaker box further includes a mounting hole, and the mounting hole is disposed in an edge area of the upper cover plate; and/or the number of the groups of groups,

the mounting holes are formed in the edge area of the lower cover plate; and, in addition, the processing unit,

the mounting hole is positioned at the outer side of the compensation cavity.

Optionally, a mounting groove is formed in one side, facing the speaker unit, of the upper cover plate, and the speaker unit is accommodated in the mounting groove;

the upper cover plate is provided with a fixed plate along the length direction of the upper cover plate, wherein the fixed plate, the mounting groove and the upper cover plate are of an injection molding integrated structure; and/or the number of the groups of groups,

the lower cover plate is of an injection molding structure.

Optionally, the motor module comprises a housing and a vibration assembly, wherein the housing and the upper cover plate enclose to form an accommodating space, and the vibration assembly is accommodated in the accommodating space; wherein,

the outer side of the shell is sleeved with the lower cover plate, and a sealing strip is arranged at a gap between the lower cover plate and the shell.

Another aspect of the disclosed embodiments provides an electronic device comprising a loudspeaker enclosure as described above.

The loudspeaker box comprises an upper cover plate, a lower cover plate assembled with the upper cover plate to form a containing cavity, and a loudspeaker monomer and a motor module which are contained in the containing cavity, wherein the containing cavity is divided into a front cavity and a rear cavity by the loudspeaker monomer, the motor module is arranged on one side of the loudspeaker monomer, which is away from the upper cover plate, the upper cover plate comprises a top wall and a plurality of side walls, the length of at least one side wall is larger than the orthographic projection length of the upper cover plate, a plurality of compensation cavities are formed by assembling the edge area of the upper cover plate and the edge area of the lower cover plate, and the compensation cavities are communicated with the rear cavity. The length of at least one side wall of the upper cover plate of the loudspeaker box is larger than the orthographic projection length of the upper cover plate, namely, the upper cover plate is irregularly shaped, and the loudspeaker box is applicable to loudspeaker boxes with different shapes, further applicable to electronic equipment with various shapes, strong in adaptability and wide in application; the edge area of lower apron and the edge area group formation of upper cover plate are a plurality of compensation chamber, and a plurality of compensation chamber are linked together with the back chamber, can play the effect of increasing the whole volume in back chamber through a plurality of compensation chamber, promote the free low frequency performance of speaker to can promote the free sound production effect of speaker.

Drawings

Fig. 1 is a perspective exploded view of a speaker box of the prior art in an embodiment of the present disclosure;

fig. 2 is a schematic diagram of the overall structure of a speaker box according to the prior art in an embodiment of the present disclosure;

fig. 3 is a schematic diagram of the overall structure of a speaker box according to an embodiment of the disclosure;

fig. 4 is a cross-sectional view of the loudspeaker enclosure shown in fig. 1 in the direction A-A;

fig. 5 is an exploded perspective view of the loudspeaker enclosure shown in fig. 1;

fig. 6 is a schematic plan view of a speaker box according to another embodiment of the present disclosure;

FIG. 7 is a schematic perspective view of an upper cover plate according to another embodiment of the disclosure;

fig. 8 is a schematic perspective view of a lower cover plate according to another embodiment of the disclosure.

Detailed Description

In order to enable those skilled in the art to better understand the technical solutions of the embodiments of the present disclosure, the embodiments of the present disclosure are described in further detail below with reference to the accompanying drawings and detailed description.

As shown in fig. 3 to 6, an aspect of the disclosed embodiments provides a speaker box 100, which includes an upper cover plate 110, a lower cover plate 130 assembled with the upper cover plate 110 to form a housing chamber 120, and a speaker unit 140 and a motor module 150 housed in the housing chamber 120, wherein the speaker unit 140 divides the housing chamber 120 into a front cavity 121 and a rear cavity 122, the motor module 150 is disposed on a side of the speaker unit 140 facing away from the upper cover plate 110, the upper cover plate 110 includes a top wall 111 and a plurality of side walls 112, and at least one side wall 112 has a length greater than an orthographic projection length thereof. That is, the shape of the upper cover plate 110 is not rectangular in the prior art, and at least one sidewall 112 of the upper cover plate 110 is irregularly shaped.

Specifically, in the present embodiment, at least one side wall of the upper cover plate 110 of the speaker box 100 is provided such that the length of the side wall 112 is longer than the orthographic projection length thereof, i.e., the edge area of the upper cover plate 110 is irregularly shaped, according to the shape of the electronic device carrying the speaker box 100. In this way, after the upper cover plate 110 is combined with the lower cover plate 130, there is inevitably a remaining space except for the speaker unit 140 and the motor module 150, i.e., a remaining space in an edge region of the upper cover plate 110. According to the shape of the edge region of the upper cover plate 110, the remaining space of the edge region of the upper cover plate 110 and the edge region of the lower cover plate 130 are assembled to form a plurality of compensating chambers 160, and the compensating chambers 160 communicate with the rear chamber 122. That is, the shape of the upper cover plate 110 matches the shape of the lower cover plate 130.

The upper cover plate of the loudspeaker box has an irregular shape, so that the loudspeaker box is applicable to loudspeaker boxes with different shapes, is further applicable to electronic equipment with various shapes, and has strong adaptability and wide application; the edge area of lower apron and the edge area group formation of upper cover plate are a plurality of compensation chamber, and a plurality of compensation chamber are linked together with the back chamber, can play the effect of increasing the whole volume in back chamber through a plurality of compensation chamber, promote the free low frequency performance of speaker to can promote the free sound production effect of speaker.

Illustratively, as shown in fig. 7, the upper cover plate 110 includes a first sidewall 112a disposed opposite in a length direction thereof and a second sidewall 112b disposed opposite in a width direction thereof. Wherein the length of the second sidewall 112b is greater than the projected length thereof. That is, in the present embodiment, only the second side walls 112b of the upper cover plate 110, which are disposed opposite in the width direction thereof, are irregularly shaped.

Specifically, as shown in fig. 6 and 7, in the present embodiment, one of the second side walls 112b of the upper cover plate 110 is stepped and recessed toward the speaker unit 140, and the second side wall 112b on the other side is recessed toward the speaker unit 140 to form an included angle.

In the present embodiment, the specific shape of the side wall 112 of the upper cover plate 110 is not particularly limited, and may be selected according to the specific shape of the electronic device (e.g., mobile phone, etc.) for carrying the speaker box 100. For example, the shape of the speaker box 100, that is, the shape of the side wall 112 of the upper cover plate 110 may be set according to the shape of the phone case.

Illustratively, as shown in fig. 7, the upper cover plate 110 includes a top wall 111 and a side wall 112 connected to the top wall 111, and the side wall 112 of the upper cover plate 110 is provided with a support step 113 toward one end of the lower cover plate 130.

As shown in fig. 8, the lower cover 130 includes a bottom wall 131 and a side wall 132 connected to the bottom wall 131, and the side wall 132 of the lower cover 130 is provided with a boss 133 toward one end of the upper cover 110. The boss 133 is embedded in the support step 113.

In the above embodiment, the boss 133 on the side wall 132 of the lower cover plate 130 is embedded in the supporting step 113 on the side wall 112 of the upper cover plate 110, so as to prevent dust from entering the compensating cavity 160, and on the other hand, the space of the compensating cavity 160 can be increased, so that the overall space of the rear cavity 122 is increased, and the low-frequency performance of the speaker unit is further improved.

As shown in fig. 8, a receiving through slot 134 is formed in a central region of the lower cover 130, and a motor module 150 is disposed in the receiving through slot 134. That is, the central area of the lower cover 130 is hollowed out, similar to a magnetic leakage bowl structure.

In the above embodiments, the lower cover 130 may be combined with the upper cover 110 to form the accommodating chamber 120 for accommodating the speaker unit 140 and the motor module 150, and may support the motor module 150. In addition, the central area of the lower cover plate 130 is provided with a receiving through groove 134 and is sleeved on the outer side of the motor module 150, so that the height space occupied by the speaker box 100 can be reduced, and the requirement of miniaturization of electronic equipment can be met.

Illustratively, as shown in FIG. 6, in this embodiment, a plurality of compensation chambers 160 are in communication with one another.

In the above embodiment, the compensating cavities 160 are mutually communicated, so that the overall rear cavity space can be further increased, and the low-frequency effect of the speaker unit can be further improved. That is, the speaker box 100 of the embodiment of the present disclosure is relatively suitable for a structure in which the speaker box has a sufficient outer shape width and the plurality of compensating chambers 160 of the speaker box may be connected to each other.

Illustratively, the lower cover plate 130 is secured to the upper cover plate 110 by ultrasonic welding.

In the above embodiment, the lower cover plate 130 is fixed to the upper cover plate 110 by ultrasonic welding, so that the lower cover plate 130 can be more reliably fixed to the upper cover plate 110, thereby increasing the reliability of the speaker box 100 and simplifying the operation process.

As illustrated in fig. 3, 4, 6 and 7, the speaker box 100 further includes a mounting hole 114, and the mounting hole 114 is provided at an edge region of the upper cover plate 110; and/or, the mounting hole 114 is provided at an edge region of the lower cover plate 130, and the mounting hole 114 is provided at an outer side of the compensation chamber 160, the mounting hole 114 being used to fix the speaker box 100 to the electronic device.

That is, the mounting holes 114 may be provided only on the edge region of the upper cover plate 110, the mounting holes 114 may be provided only on the edge region of the lower cover plate 130, or both the edge region of the upper cover plate 110 and the edge region of the lower cover plate 130. Whether the upper cover plate 110 or the lower cover plate 130 is provided with the mounting holes 114 may be selected according to actual needs. In the present embodiment, the mounting hole 114 is provided on the upper cover plate 110.

In this embodiment, the mounting hole 114 may be a screw hole, or may be another type of mounting hole, and the embodiment is not particularly limited.

In the present embodiment, parameters such as the number, shape, and size of the mounting holes 114 are not particularly limited, and may be specifically selected according to the shape, size, and the like of the electronic device (for example, a mobile phone case).

In the above embodiment, the speaker box 100 includes the mounting hole 114, and the speaker box 100 can be fixed to an electronic device, such as a housing of a mobile phone, and the like, and can be applied to various shapes of electronic devices, increasing the adaptability of the speaker box 100.

Illustratively, as shown in fig. 7, a mounting groove 115 is provided at a side of the upper cover plate 110 facing the speaker unit 140, and the speaker unit 140 is accommodated in the mounting groove 115.

As shown in fig. 4 and 7, the upper cover plate 110 is provided with a fixing plate 116 along its length direction. The speaker box 100 may be fixed to the electronic device by a fixing plate 116. Wherein, the fixing plate 116, the mounting groove 115 and the upper cover plate 110 are an injection-molded integrated structure. Further preferably, in the present embodiment, the fixing plate 116, the mounting groove 115 and the upper cover plate 110 are an injection-molded steel sheet integrated structure.

In the present embodiment, the lower cover 130 is an injection-molded structure. Further preferably, in the present embodiment, the lower cover plate 130 is an injection-molded steel sheet structure.

In the above embodiment, the fixing plate 116, the mounting groove 115 and the upper cover plate 110 are of an injection molding integrated structure, the lower cover plate 130 is of an injection molding structure, and the upper cover plate 110 and the lower cover plate 130 can be respectively integrated into a module, so that the structure is simple and the installation is convenient.

As shown in fig. 5, the motor module 150 includes a housing 151 and a vibration assembly 152, where the housing 151 and the upper cover plate 110 enclose a housing space, and the vibration assembly 152 is housed in the housing space.

Illustratively, the outer side of the housing 151 is sleeved with a lower cover plate 130, and a sealing strip (not shown in the figure) is arranged at a gap between the lower cover plate 130 and the housing 151.

In this embodiment, the sealing strip may be made of sealing glue, however, other sealing strips may be made of other materials, and the embodiment is not limited specifically.

In the above embodiment, the sealing strip is provided at the gap between the lower cover plate 130 and the housing 151, so that the sealability between the lower cover plate 130 and the housing 151 can be increased, thereby increasing the sealability of the speaker box 100.

As illustrated in fig. 4 to 6, the speaker box 100 further includes a circuit board 170, a first end of the circuit board 170 is electrically connected to the speaker unit 140 and the motor module 150, respectively, and a second end of the circuit board 170 is electrically connected to an external circuit. In the present embodiment, the circuit board 170 is a flexible circuit board.

In the above embodiment, the speaker unit 140 and the motor module 150 are electrically connected to an external circuit through the circuit board 170, and the generation of the speaker unit 140 and the vibration of the motor module 150 can be respectively achieved.

Another aspect of the disclosed embodiments provides an electronic device comprising the loudspeaker enclosure 100 described previously. The specific structure of the speaker box 100 has been described in detail above, and will not be described in detail here. The electronic device may be a mobile phone, a tablet, a notebook computer, and the like.

The electronic equipment in the embodiment adopts the loudspeaker box, and the length of at least one side wall of the upper cover plate of the loudspeaker box is larger than the orthographic projection length of the upper cover plate, namely the upper cover plate has an irregular shape, so that the electronic equipment can be suitable for electronic equipment with various shapes, has strong adaptability and is widely applied; the edge area of lower apron and the edge area group formation of upper cover plate are a plurality of compensation chamber, and a plurality of compensation chamber are linked together with the back chamber, can play the effect of increasing the whole volume in back chamber through a plurality of compensation chamber, promote the free low frequency performance of speaker to can promote the free sound production effect of speaker.

It is to be understood that the above implementations are merely exemplary implementations employed to illustrate the principles of the disclosed embodiments, which are not limited thereto. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the embodiments of the disclosure, and these modifications and improvements are also considered to be within the scope of the embodiments of the disclosure.

Claims (10)

1. The utility model provides a speaker box, includes the upper cover plate, with the upper cover plate group form the lower apron of acceping the cavity and accept in acceping the speaker monomer and the motor module in the cavity, the speaker monomer will acceping the cavity and separating into front chamber and back chamber, the motor module set up in speaker monomer deviates from one side of upper cover plate, its characterized in that, the upper cover plate includes roof and a plurality of lateral wall, and wherein the length of at least one lateral wall is greater than its orthographic projection length, the marginal area of upper cover plate with the marginal area group formation a plurality of compensation chamber of lower apron, a plurality of compensation chamber with the back chamber is linked together.

2. The loudspeaker enclosure of claim 1, wherein the upper cover plate includes a first side wall disposed opposite along a length direction thereof and a second side wall disposed opposite along a width direction thereof; wherein,

the second side wall has a length greater than its projected length.

3. The loudspeaker enclosure of claim 1, wherein a side wall of the upper cover plate is provided with a support step toward one end of the lower cover plate;

the lower cover plate comprises a bottom wall and a side wall connected with the bottom wall, and a boss is arranged at one end, facing the upper cover plate, of the side wall of the lower cover plate;

the boss is embedded in the supporting step.

4. A loudspeaker enclosure according to any one of claims 1-3, wherein the central region of the lower cover plate is provided with a receiving through slot in which the motor module is disposed.

5. A loudspeaker enclosure according to any one of claims 1 to 3, wherein the plurality of compensation chambers are in communication with each other.

6. A loudspeaker enclosure according to any one of claims 1 to 3, wherein the lower cover plate is secured to the upper cover plate by ultrasonic welding.

7. A loudspeaker enclosure according to any one of claims 1 to 3, further comprising mounting holes provided in an edge region of the upper cover plate; and/or the number of the groups of groups,

the mounting holes are formed in the edge area of the lower cover plate; and, in addition, the processing unit,

the mounting hole is positioned at the outer side of the compensation cavity.

8. A loudspeaker enclosure according to any one of claims 1-3, wherein the side of the upper cover plate facing the loudspeaker unit is provided with a mounting groove in which the loudspeaker unit is received;

the upper cover plate is provided with a fixed plate along the length direction of the upper cover plate, wherein the fixed plate, the mounting groove and the upper cover plate are of an injection molding integrated structure; and/or the number of the groups of groups,

the lower cover plate is of an injection molding structure.

9. A loudspeaker enclosure according to any one of claims 1 to 3, wherein the motor module comprises a housing and a vibration assembly, the housing and the upper cover plate enclosing to form a receiving space in which the vibration assembly is received; wherein,

the outer side of the shell is sleeved with the lower cover plate, and a sealing strip is arranged at a gap between the lower cover plate and the shell.

10. An electronic device comprising a loudspeaker enclosure according to any one of claims 1 to 9.