CN214338126U

CN214338126U - Double-sided vibration loudspeaker

Info

Publication number: CN214338126U
Application number: CN202120647395.XU
Authority: CN
Inventors: 吕剑; 曾明军; 李仪勇; 刘赞华
Original assignee: Dongguan Shunhefeng Electric Co ltd
Current assignee: Dongguan Shunhefeng Electric Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-10-01
Anticipated expiration: 2031-03-30

Abstract

A double-sided vibration loudspeaker comprises a magnetic return component, a first vibration component and a second vibration component. The magnetic return assembly comprises a main magnetic unit, a first magnetic conduction unit and a second magnetic conduction unit, wherein the main magnetic unit is provided with a main magnetic guide plate and two side magnetic guide plates, the main magnetic guide plate is provided with a vent hole, the side magnetic guide plates are arranged on two sides of the main magnetic guide plate, and the main magnetic guide unit forms an H shape. The first vibration component is arranged on one side surface of the magnetic return component, and the second vibration component is arranged on the other side surface of the magnetic return component. Therefore, the utility model discloses a two-sided vibration speaker can have the effect of two-way sound production under the unchangeable circumstances of size to promote output volume and bass, and can move when just vibrating assembly and second because of first vibration subassembly, and increase the damping force and offset effort each other, produce noise and distortion in order to avoid resonating.

Description

Double-sided vibration loudspeaker

Technical Field

The utility model provides a two-sided vibration speaker especially relates to a two-sided vibration speaker that can two-wayly produce sound.

Background

A typical speaker must be mounted within the enclosure to enhance the low frequency performance.

However, when the low frequency or voltage of the speaker increases, the diaphragm swings with a large amplitude, and thus the entire speaker is likely to vibrate accordingly. Since the speaker must be installed in the cabinet, the vibration of the speaker is further transmitted to the cabinet, causing the cabinet and the speaker to resonate together, resulting in noise and distortion.

Therefore, how to invent a dual-side vibration speaker to achieve the effect of two-way sound production without changing the size, and achieve the purpose of increasing the output volume and bass, increasing the damping force, and avoiding noise and distortion will be the active disclosure of the present invention.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present inventors have felt that they are not perfect and are therefore thorough in research and overcoming, and further developed a dual-face vibration speaker, so as to achieve the effect of two-way sound production without changing the size, and achieve the purposes of increasing the output volume and bass, increasing the damping force, and avoiding noise and distortion.

To achieve the above and other objects, the present invention provides a double-sided vibration speaker, comprising: the magnetic return component, the first vibration component and the second vibration component. The magnetic return assembly comprises a main magnetic unit, a first magnetic unit and a second magnetic unit, wherein the main magnetic unit is provided with a main magnetic board and two side magnetic boards, the main magnetic board is provided with at least one vent hole, each side magnetic board is arranged on two sides of the main magnetic board, two sides of the main magnetic board are respectively provided with at least one assembling part, each side magnetic board is provided with at least one butt joint part combined with the assembling part, the main magnetic unit forms an H shape, the first magnetic unit is arranged on one side surface of the main magnetic board, the second magnetic unit is arranged on the other side surface of the main magnetic board, the first magnetic unit is provided with a first magnetic gap, and the second magnetic unit is provided with a second magnetic gap; the first vibration component comprises a first loudspeaker seat, a first voice coil and a first vibrating diaphragm, the first loudspeaker seat is configured with one side surface of the magnetic return component, the first voice coil is movably configured in the first magnetic gap and configured with the first vibrating diaphragm, and the first vibrating diaphragm is configured with the first loudspeaker seat; the second vibration component comprises a second loudspeaker seat, a second voice coil and a second vibrating diaphragm, the second loudspeaker seat is arranged on the surface of the other side of the magnetic return component, the second voice coil is movably arranged in the second magnetic gap and arranged with the second vibrating diaphragm, the second vibrating diaphragm is arranged with the second loudspeaker seat, and the second loudspeaker seat and the first loudspeaker seat are combined with each other.

In the above-described double-sided vibration speaker, the two sides of the two end portions of the main magnetic guide plate are respectively provided with the assembling portions, and each of the side magnetic guide plates is provided with two abutting portions combined with each of the assembling portions.

In the above-mentioned double-sided vibration speaker, two sides of each assembling portion are respectively provided with a blocking portion, each assembling portion exceeds the blocking portion, each blocking portion blocks each side magnetic conductive plate, and each assembling portion does not exceed each butt joint portion.

In the above-described double-sided vibration speaker, the abutting portion is a through hole.

In the above-mentioned double-sided vibration speaker, two sides of the first horn base and the second horn base are respectively provided with at least one opening, and each opening is communicated with the vent hole.

In the above-mentioned double-sided vibration speaker, the two sides of the main magnetic guiding plate are respectively provided with the vent holes, each vent hole is in a notch shape, each side magnetic guiding plate is provided with a vent hole communicated with each vent hole, the two sides of the first horn base and the second horn base are respectively provided with at least one opening hole, and each opening hole is communicated with each vent hole.

In the above-mentioned double-sided vibration speaker, two sides of the first horn base have at least one first opening portion respectively, two sides of the second horn base have at least one second opening portion respectively, and each first opening portion and each second opening portion correspond to each other to form the opening.

In the above-mentioned double-sided vibration loudspeaker, the first vibration assembly further includes two first elastic waves, one side of each first elastic wave has a first fixing portion, the other side of each first elastic wave is combined with the first voice coil, two sides of the first horn base have a first combination portion respectively, the first fixing portion of each first elastic wave is combined with each first combination portion of the first horn base, and each first combination portion is located in each opening; the second vibration component further comprises two second elastic waves, one side of each second elastic wave is provided with a second fixing portion, the other side of each second elastic wave is combined with the second voice coil, two sides of the second horn seat are respectively provided with a second combination portion, the second fixing portion of each second elastic wave is combined with each second combination portion of the second horn seat, and each second combination portion is located in each opening.

In the above-mentioned double-sided vibration speaker, each side magnetic guide plate has an air hole, the aperture of each air hole is larger than the thickness of the main magnetic guide plate, each air hole is spanned on one side surface and the other side surface of the main magnetic guide plate, two sides of the first horn base and the second horn base are respectively provided with at least one opening, and each opening is communicated with each air hole and the air hole.

In the above-mentioned double-sided vibration speaker, the two sides of the main magnetic guide plate are respectively provided with the vent hole, each vent hole is in a notch shape, the two sides of the first horn base and the second horn base are respectively provided with at least one opening, and each opening is communicated with each vent hole.

In the above-mentioned double-sided vibration speaker, the two ends of each side guide magnetic plate are respectively provided with a joint portion, the first horn base and the second horn base are correspondingly assembled and connected to the joint portions, and a space region is formed between the outer side surface of each side guide magnetic plate and the first horn base and the second horn base.

In the above-mentioned double-sided vibration speaker, the corresponding assembly of the first speaker base and the coupling portion is respectively provided with a protruding portion, and the coupling portion of each side magnetic guide plate abuts against each protruding portion, so that the space region is formed between the outer side surface of each side magnetic guide plate and the first speaker base and the second speaker base.

In the above-mentioned double-sided vibration speaker, the first magnetic conducting unit has a first magnet and a first magnetic conducting plate, the second magnetic conducting unit has a second magnet and a second magnetic conducting plate, the first magnet is disposed on one side surface of the main magnetic conducting plate, the first magnetic conducting plate is disposed on the first magnet, the second magnet is disposed on the other side surface of the main magnetic conducting plate, and the second magnetic conducting plate is disposed on the second magnet.

In the above-mentioned double-sided vibration speaker, the first vibration component further includes two first elastic waves, one side of each first elastic wave has a first fixing portion, the other side of each first elastic wave is combined with the first voice coil, two sides of the first speaker base have first combining portions respectively, and the first fixing portion of each first elastic wave is combined with each first combining portion of the first speaker base; the second vibration component further comprises two second elastic waves, one side of each second elastic wave is provided with a second fixing portion, the other side of each second elastic wave is combined with the second voice coil, two sides of the second horn seat are respectively provided with a second combination portion, and the second fixing portion of each second elastic wave is combined with each second combination portion of the second horn seat.

Therefore, the utility model discloses a two-sided vibration speaker can have the effect of two-way sound production under the unchangeable circumstances of size to promote output volume and bass, and can move when just vibrating assembly and second because of first vibration subassembly, and increase the damping force and offset effort each other, produce noise and distortion in order to avoid resonating.

Drawings

Fig. 1 is an external view of a double-sided vibration speaker according to the present invention;

fig. 2 is an exploded view of a dual-sided vibrating speaker according to the present invention;

fig. 3 is another exploded view of the dual-sided vibrating speaker of the present invention;

fig. 4 is an exploded view of another angle of the dual-side vibrating speaker of the present invention;

FIG. 5 is an exploded view of the main magnetic unit of the present invention;

FIG. 6 is a top view of the main magnetic unit of the present invention;

fig. 7 is an exploded view of the magnetic return assembly of the present invention;

FIG. 8 is a schematic view of the cross-sectional view A-A of FIG. 1 according to the present invention;

FIG. 9 is a schematic view of a cross-sectional view B-B of FIG. 1 according to the present invention;

fig. 10 is a schematic view of another B-B cross-sectional view of fig. 1 according to the present invention.

[ notation ] to show

1 double-sided vibration loudspeaker

11 magnetic return assembly

111 main magnetic unit

1111 leading magnetic plate

1112 side magnetic guide plate

1113 connecting part

1114 mating part

1115 vent hole

1116 air holes

1117 binding part

1118 stopping part

112 first magnetic conductive unit

1121 first magnet

1122 first magnetic conduction plate

113 second magnetic conductive unit

1131 second magnet

1132 second magnetically permeable plate

114 first magnetic gap

115 second magnetic gap

12 first vibrating assembly

121 first horn base

1211 first opening

1212 first combining part

122 first voice coil

123 first diaphragm

124 first damper

1241 first fixed part

125 bulge

13 second vibrating assembly

131 second horn base

1311 second opening part

1312 second combination part

132 second voice coil

133 second diaphragm

134 second damper

1341 second fixed part

10 open pores

20 space region

Detailed Description

For fully understanding the objects, features and effects of the present invention, the present invention will now be described in further detail by the following specific embodiments in conjunction with the accompanying drawings, which are set forth below:

referring to fig. 1 and 2, as shown in the drawings, the present invention provides a dual-side vibration speaker 1, which includes: a gyromagnetic component 11, a first vibrating component 12 and a second vibrating component 13. The structure of the first vibration element 12 may be the same as that of the second vibration element 13, and the first vibration element 12 and the second vibration element 13 may be symmetrical with the gyromagnetic component 11 as a center.

Referring to fig. 3 to 7, as shown in the drawings, the magnetic loop assembly 11 includes a main magnetic unit 111, a first magnetic conductive unit 112 and a second magnetic conductive unit 113, the main magnetic unit 111 includes a main magnetic plate 1111 and two side magnetic plates 1112, the main magnetic plate 1111 includes at least one air hole 1115, each of the side magnetic plates 1112 is disposed on two sides of the main magnetic plate 1111, each of the side magnetic plates 1111 includes at least one assembling portion 1113, each of the side magnetic plates 1112 includes at least one abutting portion 1114 combined with the assembling portion 1113, the cross section of the main magnetic unit 111 forms an H shape, the first magnetic conductive unit 112 is disposed on one side surface of the main magnetic plate 1111, the second magnetic conductive unit 113 is disposed on the other side surface of the main magnetic plate 1111, the first magnetic conductive unit 111 includes a first magnetic gap 114, and the second magnetic conductive unit 113 includes a second magnetic gap 115.

The first vibration component 12 includes a first speaker holder 121, a first voice coil 122 and a first diaphragm 123, the first speaker holder 121 is disposed on a side surface of the magnetic return component 11, the first voice coil 122 is movably disposed in the first magnetic gap 114 and disposed with the first diaphragm 123, and the first diaphragm 123 is disposed with the first speaker holder 121.

The second vibration assembly 13 includes a second speaker holder 131, a second voice coil 132 and a second diaphragm 133, the second speaker holder 131 is disposed on the other side surface of the magnetic return assembly 11, the second voice coil 132 is movably disposed in the second magnetic gap 115 and disposed with the second diaphragm 133, the second diaphragm 133 is disposed with the second speaker holder 131, and the second speaker holder 131 and the first speaker holder 121 are combined with each other.

When the utility model discloses a two-sided vibration speaker 1 can combine in audio amplifier (not shown) when the application, make this first vibration subassembly 12 and this second vibration subassembly 13 set up in the two sides of this magnetism subassembly 11 with the mode of symmetry from top to bottom, and share this magnetism subassembly 11, borrow this and can let this first vibration subassembly 12 and this second vibration subassembly 13 join in marriage this first magnetic conduction unit 112 and this second magnetic conduction unit 113 respectively, and then form two upper and lower completely independent magnetic fields (as shown in fig. 1, fig. 2 and fig. 8 to fig. 10), so that see through the electromagnetic action and promote this first vibrating diaphragm 123 and this second vibrating diaphragm 133 vibration through this first voice coil 122 and this second voice coil 132.

When the first vibration component 12 and the second vibration component 13 move, after the first voice coil 122 and the second voice coil 132 receive the electronic signal inputted from the outside, the first diaphragm 123 and the second diaphragm 133 move outward and inward at the same time, when the first diaphragm 123 and the second diaphragm 133 move outward, the air is pushed to vibrate and generate sound, and when the first diaphragm 123 and the second diaphragm 133 move inward, the two acting forces are offset and reduced through the vent hole 1115, so that the first vibration component 12 and the second vibration component 13 realize the function of damping, and the acting force generated by the movement of the first diaphragm 123 and the second diaphragm 133 is avoided, so as to drive the whole double-sided vibration speaker 1 to vibrate accordingly.

Therefore, the utility model discloses a two-sided vibration speaker 1 can be under the unchangeable circumstances of size, through the design of this first vibrating diaphragm 123 and this second vibrating diaphragm 133's two-sided vibrating diaphragm, realizes the effect of two-way sound production, thereby promotes this two-sided vibration speaker 1's output volume and bass. More importantly, the first vibration component 12 and the second vibration component 13 can move simultaneously to offset the acting force therebetween, and further increase the damping force of the dual-side vibration speaker 1, so as to prevent the first diaphragm 123 and the second diaphragm 133 from vibrating to drive the entire dual-side vibration speaker 1 to generate unnecessary vibration, thereby avoiding noise and distortion due to resonance. In addition, the utility model discloses a double-sided vibration speaker 1 accessible is this to lead the H-shaped design of magnetic unit 111, lets this first vibration subassembly 12 and this second vibration subassembly 13 cooperate this first magnetic conduction unit 112 and this second magnetic conduction unit 113 respectively and form two upper and lower independent magnetic circuits to because of sharing one lead magnetic sheet 1111, can be in order to form two upper and lower independent magnetic circuits, consequently can not increase the holistic height of this double-sided vibration speaker 1. Furthermore, the main magnetic guiding plate 1111 and the side magnetic guiding plates 1112 are combined by the set of connecting portions 1113 and the abutting portions 1114, so that the set of connecting portions 1113 and the abutting portions 1114 can be connected by laser welding, which not only reduces the difficulty of forming the main magnetic unit 111 by metal stamping, but also reduces the thickness of the double-sided vibration speaker 1 of the present invention.

In addition, in the assembly of the double-sided vibration speaker 1, the assembly of the double-sided vibration speaker 1 can be completed only by respectively assembling the magnetic return component 11, the first vibration component 12 and the second vibration component 13, and then directly combining and fixing the magnetic return component 11, the first vibration component 12 and the second vibration component 13. Namely, the double-sided vibration loudspeaker 1 is disassembled into three module semi-finished products and then assembled into a finished product once, so that the assembly quality is more stable and the assembly efficiency is higher.

In addition to the above embodiments, in the embodiment of the present invention (as shown in fig. 1 to fig. 7), the main magnetic plate 1111 has the vent holes 1115 respectively on both sides, each of the vent holes 1115 is in a shape of a notch, and the first speaker holder 121 and the second speaker holder 131 have at least one opening 10 respectively on both sides, each of the openings communicating with each of the vent holes 1115.

In addition to the above embodiments, in the embodiment of the present invention (as shown in fig. 1 to 4 and 10), each of the side magnetic plates 1112 has a ventilation hole 1116, an aperture of each of the ventilation holes 1116 is larger than a thickness of the main magnetic plate 1111, each of the ventilation holes 1116 spans over one side surface and the other side surface of the main magnetic plate 1111, two sides of the first speaker base 121 and the second speaker base 131 respectively have at least one opening hole 10, and each of the opening holes 10 communicates each of the ventilation holes 1116 and the ventilation hole 1115.

In an embodiment of the present invention (as shown in fig. 1 to 4), at least one opening 10 is respectively disposed on both sides of the first speaker holder 121 and the second speaker holder 131, and each opening 10 communicates with the vent 1115. Therefore, the utility model discloses a cooperation of each this air vent 1115 of double-sided vibration speaker 1 accessible and each this trompil 10, the air current and the effect that produce when making this first vibrating diaphragm 123 and this second vibrating diaphragm 133 motion can fully offset, with this double-sided vibration speaker 1 outside of part gas outgoing, with the inside unnecessary air current of this double-sided vibration speaker 1 of regulation, and increase this double-sided vibration speaker 1's system shake power, when preventing this first vibrating diaphragm 123 and this second vibrating diaphragm 133 vibration, can drive whole double-sided vibration speaker 1 and produce unnecessary vibration, reach the purpose that this double-sided vibration speaker 1 system shakes, in order to avoid resonance production noise and distortion.

In an embodiment of the present invention (as shown in fig. 1 to 7), the main magnetic guiding plate 1111 has vent holes 1115 respectively on both sides, each vent hole 1115 is in a notch shape, and each side magnetic guiding plate 1112 has a vent hole 1116 communicating with each vent hole 1115. The main magnetic unit 111 is made of a metal magnetic conductive material (e.g., low carbon steel), so that it is difficult to directly form an H-shape by a conventional metal stamping process. To realize the main magnetic unit 111 with H-shaped cross section, the main magnetic plate 1111 is planar and the main magnetic plate 1111 has four protrusions after two notch-shaped vent holes 1115 are formed, and each side magnetic plate 1112 may have two through holes corresponding to the protrusions so as to be combined with the main magnetic plate 1111. In addition, at least one opening 10 is respectively disposed on two sides of the first speaker holder 121 and the second speaker holder 131, and each opening 10 is communicated with each vent 1116. Furthermore, the long side of the double-sided vibration speaker 1 may be provided with a plurality of openings 10, or the short side of the double-sided vibration speaker 1 may be provided with a single opening 10, or the long side of the double-sided vibration speaker 1 may be provided with a plurality of openings 10 and the short side of the double-sided vibration speaker 1 may be provided with a single opening 10. Therefore, the utility model discloses a two-sided vibration speaker 1 accessible each this air vent 1115, each this bleeder vent 1116 and the cooperation of each this trompil 10, the air current that produces when making this first vibrating diaphragm 123 and this second vibrating diaphragm 133 motion can fully offset with the effect, with this two-sided vibration speaker 1 outside of partial gas outgoing, in order to adjust the inside unnecessary air current of this two-sided vibration speaker 1, and increase this two-sided vibration speaker 1's system shake power, when preventing this first vibrating diaphragm 123 and this second vibrating diaphragm 133 vibration, can drive whole two-sided vibration speaker 1 and produce the unnecessary vibration, reach the purpose that this two-sided vibration speaker 1 system shakes, in order to avoid resonance production noise and distortion.

In the embodiment of the present invention (as shown in fig. 2 to fig. 7), the two sides of the two end portions of the main magnetic guiding plate 1111 are respectively provided with the set of connecting portions 1113, each of the side magnetic guiding plates 1112 is provided with two abutting portions 1114 combined with each of the set of connecting portions 1113, and after the main magnetic guiding plate 1111 is inserted into the abutting portions 1114 of each of the side magnetic guiding plates 1112 through each of the set of connecting portions 1113, the main magnetic guiding plate 1111 is connected to each other by laser welding, so as to ensure that the main magnetic unit 111 and each of the side magnetic guiding plates 1112 are not easily detached, and the main magnetic unit 111 has better operation stability.

In an embodiment of the present invention (as shown in fig. 2 to 7 and 9), two sides of each of the group of connecting portions 1113 are respectively provided with a retaining portion 1118, and each of the group of connecting portions 1113 exceeds the retaining portion 1118. After each group of connection portions 1113 and each abutting portion 1114 are combined, each stop portion 1118 can stop each side magnetic conductive plate 1112, so that each group of connection portions 1113 does not exceed each abutting portion 1114, i.e. each group of connection portions 1113 does not exceed the outer wall surface of each side magnetic conductive plate 1112. Thus, there is a space for receiving solder balls (not shown) when the main magnetic guiding plate 1111 and the side magnetic guiding plates 1112 are laser welded, so even if the solder balls protrude out of the wall surface of the side magnetic guiding plates 1112, the magnetic return assembly 11 will not interfere when assembled on the first speaker base 121 and the second speaker base 131 due to the space 20 between the side magnetic guiding plates 1112 and the first speaker base 121 and the second speaker base 131. In addition, the connection portions 1113 do not extend beyond the outer wall surface of the side magnetic guide plates 1112, so that the magnetic circuit of the gyromagnetic component 11 can follow a predetermined magnetic path to avoid the magnetic force divergence.

In the embodiment of the present invention (as shown in fig. 2 to 7), each of the abutting portions 1114 is a through hole. Therefore, the double-sided vibration speaker 1 of the present invention can laser weld the assembly portions 1113 and the abutting portions 1114 through the outer sides of the side magnetic plates 1112.

In an embodiment of the present invention (as shown in fig. 2 to fig. 7), the first magnetic conductive unit 112 has a first magnet 1121 and a first magnetic conductive plate 1122, the second magnetic conductive unit 113 has a second magnet 1131 and a second magnetic conductive plate 1132, the first magnet 1121 is disposed on a side surface of the main magnetic conductive plate 1111, the first magnetic conductive plate 1122 is disposed on the first magnet 1121, the second magnet 1131 is disposed on another side surface of the main magnetic conductive plate 1111, and the second magnetic conductive plate 1132 is disposed on the second magnet 1131. Therefore, the utility model discloses a two-sided vibration speaker 1 can let this first vibration subassembly 12 and this second vibration subassembly 13 cooperate this first magnetic conduction unit 112 and this second magnetic conduction unit 113 respectively, and then two completely independent magnetic fields about forming (as shown in fig. 8 and fig. 9) to see through the electromagnetic action and promote this first vibrating diaphragm 123 and this second vibrating diaphragm 133 vibration through this first voice coil 122 and this second voice coil 132.

In an embodiment of the present invention (as shown in fig. 1 to 4 and 8 to 10), two sides of the first speaker holder 121 are respectively provided with at least one first opening 1211, two sides of the second speaker holder 131 are respectively provided with at least one second opening 1311, and each first opening 1211 and each second opening 1311 correspond to each other to form the opening 10; in this embodiment, two sides of the first speaker holder 121 respectively have three first openings 1211, and two sides of the second speaker holder 131 respectively have three second openings 1311, so that two sides of the dual-side vibrating speaker 1 respectively have three openings 10, and one of the openings 10 corresponds to each of the air holes 1116. Therefore, the utility model discloses a cooperation of each this trompil 10 of double-sided vibration speaker 1 accessible, each this air vent 1115 and each this bleeder vent 1116, the air current that produces when making this first vibrating diaphragm 123 and this second vibrating diaphragm 133 motion can fully offset with the effect, with this double-sided vibration speaker 1 outside of partial gas outgoing, in order to adjust the inside unnecessary air current of this double-sided vibration speaker 1, and increase this double-sided vibration speaker 1's system shake power, when preventing this first vibrating diaphragm 123 and this second vibrating diaphragm 133 vibration, can drive whole double-sided vibration speaker 1 and produce the unnecessary vibration, reach the purpose that this double-sided vibration speaker 1 system shakes, in order to avoid resonance production noise and distortion.

In an embodiment of the present invention (as shown in fig. 2 to fig. 7), two ends of each side magnetic guiding plate 1112 have a connecting portion 1117, the first speaker seat 121 and the second speaker seat 131 are correspondingly assembled to the connecting portion 1117, so that the second speaker seat 131 and the first speaker seat 121 are assembled to each other, a space region 20 is formed between the outer side surface of each side magnetic guiding plate 1112 and the first speaker seat 121 and the second speaker seat 131, and the space region 20 communicates each opening 10 and each air hole 1116. Therefore, the utility model discloses a cooperation of each this trompil 10 of double-sided vibration speaker 1 accessible, each this air vent 1115 and each this bleeder vent 1116, the air current that produces when making this first vibrating diaphragm 123 and this second vibrating diaphragm 133 motion can fully offset with the effect, with this double-sided vibration speaker 1 outside of partial gas outgoing, make unnecessary air current can not accumulate in this spatial region 20, with adjust the inside unnecessary air current of this double-sided vibration speaker 1, and increase the system power of shaking of this double-sided vibration speaker 1, when preventing this first vibrating diaphragm 123 and this second vibrating diaphragm 133 vibration, can drive whole double-sided vibration speaker 1 and produce unnecessary vibration, reach the purpose that this double-sided vibration speaker 1 made the shake, in order to avoid resonance production noise and distortion.

In an embodiment of the present invention (as shown in fig. 2 to 4 and 9), the first horn seat 121 and the corresponding assembling portion 1117 are respectively provided with a protruding portion 125, and the combining portion 1117 of each side magnetic guiding plate 1112 and each protruding portion 125 abut against each other, so that the space region 20 is formed between the outer side surface of each side magnetic guiding plate 1112 and the first horn seat 121 and the second horn seat 131; thus, the combination portion 1117 and the protrusion 125 can be matched to avoid the interference of solder ball in assembly during laser welding.

In an embodiment of the present invention (as shown in fig. 1 to 4, 8 and 9), the first vibration component 12 further includes two first elastic waves 124, one side of each first elastic wave 124 has a first fixing portion 1241 (e.g. a positioning hole), the other side of each first elastic wave 124 is combined with the first voice coil 122, two sides of the first speaker base 121 respectively have a first combining portion 1212 (e.g. a positioning protrusion), the first fixing portion 1241 of each first elastic wave 124 is combined with each first combining portion 1212 of the first speaker base 121, in addition, the second vibration component 13 further includes two second elastic waves 134, one side of each second elastic wave 134 has a second fixing portion 1341 (e.g. a positioning hole), the other side of each second elastic wave 134 is combined with the second voice coil 132, two sides of the second speaker base 131 respectively have a second combining portion 1312 (e.g. a positioning protrusion), the second fixing portion 1341 of each second elastic wave 134 is combined with each second combining portion 131 of the second speaker base 131. Therefore, the utility model discloses a two-sided vibration speaker 1 can pass through respectively first play ripples 124 with second play ripples 134 stably maintains the position of this first voice coil loudspeaker voice coil 122 and this second voice coil loudspeaker voice coil 132, except that the bearing power that improves this two-sided vibration speaker 1 can export bigger volume, more can make this two-sided vibration speaker 1 avoid this first voice coil loudspeaker voice coil 122 and this second voice coil loudspeaker voice coil 132 to produce the skew axle center of vibration when the low frequency, and lead to the problem of abnormal sound distortion.

In the embodiment of the present invention (as shown in fig. 1 to 4 and 8), the long side of the double-sided vibration speaker 1 may be provided with a plurality of holes 10, the short side of the double-sided vibration speaker 1 may be provided with a single hole 10, each of the first combination portions 1212 may be located at the first opening 1211 of each of the holes 10 on the short side of the double-sided vibration speaker 1, and each of the second combination portions 1312 may be located at the second opening 1311 of each of the holes 10 on the short side of the double-sided vibration speaker 1, so as to simplify the structure of the double-sided vibration speaker 1 of the present invention. Further, each of the first combining portions 1212 may be located at the first opening 1211 of the hole 10 on the long side of the double-sided vibration speaker 1, and each of the second combining portions 1312 may be located at the second opening 1311 of the hole 10 on the long side of the double-sided vibration speaker 1.

The present invention has been disclosed in terms of preferred embodiments, but those skilled in the art will recognize that such embodiments are merely illustrative of the present invention and should not be construed as limiting the scope of the invention. It should be noted that all equivalent changes and substitutions to the embodiments are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the scope defined by the claims.

Claims

1. A dual-sided vibrating speaker, comprising:

the magnetic return assembly comprises a main magnetic unit, a first magnetic unit and a second magnetic unit, wherein the main magnetic unit is provided with a main magnetic board and two side magnetic boards, the main magnetic board is provided with at least one vent hole, each side magnetic board is arranged on two sides of the main magnetic board, two sides of the main magnetic board are respectively provided with at least one assembling part, each side magnetic board is provided with at least one butt joint part combined with the assembling part, the main magnetic unit forms an H shape, the first magnetic unit is arranged on one side surface of the main magnetic board, the second magnetic unit is arranged on the other side surface of the main magnetic board, the first magnetic unit is provided with a first magnetic gap, and the second magnetic unit is provided with a second magnetic gap;

the first vibration component comprises a first loudspeaker seat, a first voice coil and a first vibrating diaphragm, wherein the first loudspeaker seat is configured with one side surface of the magnetic return component, the first voice coil is movably configured in the first magnetic gap and configured with the first vibrating diaphragm, and the first vibrating diaphragm is configured with the first loudspeaker seat; and

and the second vibration component comprises a second loudspeaker seat, a second voice coil and a second vibrating diaphragm, the second loudspeaker seat is configured with the surface of the other side of the magnetic return component, the second voice coil is movably configured in the second magnetic gap and configured with the second vibrating diaphragm, the second vibrating diaphragm is configured with the second loudspeaker seat, and the second loudspeaker seat and the first loudspeaker seat are combined with each other.

2. The double-sided vibration speaker as claimed in claim 1, wherein the coupling portions are provided on both sides of both end portions of the main magnetic conductive plate, respectively, and each of the side magnetic conductive plates has two of the abutting portions combined with each of the coupling portions.

3. The dual-sided vibration speaker as claimed in claim 2, wherein each of the connecting portions has a stop portion on both sides thereof, and each of the connecting portions extends beyond the stop portion, and each of the stop portions stops against each of the side magnetic conductive plates, and each of the connecting portions does not extend beyond each of the abutting portions.

4. A dual sided vibration loudspeaker as in claim 1 wherein the docking portion is a through hole.

5. The dual-sided vibration speaker as recited in claim 1, wherein the first horn base and the second horn base have at least one opening on each side thereof, each opening communicating with the vent hole.

6. The dual-sided vibration speaker as claimed in claim 1, wherein the main magnetic guide plate has the ventilation holes on both sides thereof, each ventilation hole is formed in a notch shape, each side magnetic guide plate has ventilation holes communicating with each ventilation hole, the first horn base and the second horn base have at least one opening on both sides thereof, each opening communicating with each ventilation hole.

7. The dual sided vibration speaker as recited in claim 6, wherein the first horn base has at least one first opening portion on each side thereof, the second horn base has at least one second opening portion on each side thereof, and each of the first opening portions and each of the second opening portions correspond to each other to form the opening.

8. The dual sided vibration speaker as recited in claim 6, wherein the first vibration member further includes two first elastic waves, each first elastic wave has a first fixing portion on one side thereof, the other side of each first elastic wave is coupled to the first voice coil, each first speaker base has a first combining portion on both sides thereof, the first fixing portion of each first elastic wave is coupled to each first combining portion of the first speaker base, and each first combining portion is located in each opening; the second vibration component further comprises two second elastic waves, one side of each second elastic wave is provided with a second fixing portion, the other side of each second elastic wave is combined with the second voice coil, two sides of the second horn seat are respectively provided with a second combination portion, the second fixing portion of each second elastic wave is combined with each second combination portion of the second horn seat, and each second combination portion is located in each opening.

9. The dual-sided vibration speaker as claimed in claim 1, wherein each of the side magnetic plates has a vent hole, the diameter of each vent hole is larger than the thickness of the main magnetic plate, each vent hole spans one side surface and the other side surface of the main magnetic plate, and each of the first speaker base and the second speaker base has at least one opening on both sides thereof, each opening communicating with each vent hole and the vent hole.

10. The dual-sided vibration speaker as claimed in claim 1, wherein the main magnetic conductive plate has the vent holes on both sides thereof, each vent hole is formed in a recess shape, and the first horn base and the second horn base have at least one opening on both sides thereof, each opening communicating with each vent hole.

11. The dual-sided vibration speaker as claimed in claim 1, wherein the side guides have respective coupling portions at opposite ends thereof, the first and second speaker holders are correspondingly coupled to the coupling portions, and a space is defined between the outer side of each side guide and the first and second speaker holders.

12. The dual-sided vibration speaker as claimed in claim 11, wherein the first speaker base and the connecting portion are respectively provided with a protrusion, and the connecting portion of each side magnetic guide plate and the protrusion are abutted against each other, so that the space region is formed between the outer side surface of each side magnetic guide plate and the first speaker base and the second speaker base.

13. The dual-sided vibration speaker as recited in claim 1, wherein the first magnetic conductive unit has a first magnet and a first magnetic conductive plate, the second magnetic conductive unit has a second magnet and a second magnetic conductive plate, the first magnet is disposed on one side surface of the main magnetic conductive plate, the first magnetic conductive plate is disposed on the first magnet, the second magnet is disposed on the other side surface of the main magnetic conductive plate, and the second magnetic conductive plate is disposed on the second magnet.

14. The dual-sided vibration speaker as recited in claim 1, wherein the first vibration module further comprises two first elastic waves, each of the first elastic waves has a first fixing portion on one side thereof, the other side thereof is coupled to the first voice coil, each of the first speaker base has a first combining portion on both sides thereof, and the first fixing portion of each of the first elastic waves is coupled to each of the first combining portions of the first speaker base; the second vibration component further comprises two second elastic waves, one side of each second elastic wave is provided with a second fixing portion, the other side of each second elastic wave is combined with the second voice coil, two sides of the second horn seat are respectively provided with a second combination portion, and the second fixing portion of each second elastic wave is combined with each second combination portion of the second horn seat.