TWM456660U - Thin type speaker damper structure improvement - Google Patents

Description

Improvement of the elastic wave structure of thin speaker

This creation is about the improvement of the elastic wave structure of a thin type of speaker, especially a miniature horn that uses a kind of elastic wave to apply to a rectangular structure.

Press, the function of the elastic wave is to assist the voice coil and the diaphragm to operate stably in the axial reciprocating manner when the diaphragm is actuated. Therefore, the horn with the elastic wave can withstand a larger input voltage and is less distorted. Produces greater output power and provides greater volume output.

Sub-press, the form of the elastic wave is very wide, for the main type of notebook computer, tablet computer, and the micro-speaker on the mobile phone, providing greater volume output and bass performance without increasing distortion, At present, the micro-horn has been working hard towards the goal of development.

The main purpose of this creation is to provide an improved elastic wave structure of a thin speaker having parallel outer and inner ring members and connecting the outer ring member and the inner ring member through four or more connecting members. The symmetry of the elastic wave is formed, so that the vibration force can be evenly distributed to the effect of the elastic wave.

Another object of the present invention is to provide an improved elastic wave structure of a thin speaker, which uses four S-shaped connecting members, and the connecting member is parallel with the inner and outer ring members, so that the elastic wave can increase the vibration stroke, thereby making the speaker It also does not distort when subjected to a larger input voltage, while enhancing the effect of the bass.

For the above purposes, the technical features adopted in the present invention are: a horn bracket having a hollow body, a receiving surface formed on the circumference; a magnetic return member is disposed in the hollow body; a voice coil is sleeved in the a magnetic wave member is sleeved on the voice coil; and a diaphragm is disposed on the upper edge of the elastic wave, and corresponds to the receiving surface of the horn bracket, thereby forming a horn The basic structure is characterized in that: the elastic wave system is composed of an inner ring member, an outer ring member and a plurality of connecting members, and the inner ring member and the outer ring member respectively have two long sides and two short sides in parallel It is substantially rectangular and is symmetrically connected between the inner ring member and the outer ring member by each of the connecting members.

According to the foregoing feature, the intersection of each of the long side and each short side of the inner ring member and the outer ring member respectively has a first curved portion and a second curved portion, so that the inner ring member and the outer ring portion The pieces respectively exhibit a first non-bending portion and a second non-bending portion, and the first curved portion and each of the second curved portions respectively have the same curvature.

Moreover, each of the connecting members extends from the first curved portion or the first non-curved portion of the outer ring member, and is connected to the second non-bending portion of the long side of the inner ring member to form an S-shape; The S-shape may have a third curved portion and a third non-curved portion.

In addition, the inner ring member, the outer ring member and the first non-bending portion, the second non-bending portion and the third non-bending portion of the connecting member are parallel to each other; and the inner ring member, the outer ring member and the connecting portion The upper and lower surfaces of the piece may be parallel to each other. [00010] Further, the inner ring member has a width greater than or equal to a width of the upper edge portion of the voice coil, and the inner ring member and the outer ring member are non-round strips. In addition, the magnetic return member may be formed by a magnet, a magnetic yoke, and a magnetic conductive plate, and an annular gap is formed between the magnet and the magnetic conductive plate, so that the voice coil is sleeved into the annular gap. By means of the above-mentioned technical means, the elastic wave formed by the creation passes through the above several features: parallel, S-shaped, curvature, symmetry, providing a uniform distribution of the vibration force of the elastic wave, and increasing the vibration stroke after parallel, so that The elastic wave is stable in axial motion, increasing the volume of the speaker and enhancing the bass.

[00011] The first light, as shown in FIG. 1 to FIG. 3, the preferred embodiment of the present invention comprises: a horn bracket 10 having a hollow body 11 and a receiving surface 12 formed on the periphery; a magnetic return member 20 The sound coil 30 is sleeved in the magnetic return member 20; a spring wave 40 is sleeved on the voice coil 30; and a diaphragm 50 is disposed on the The upper surface of the elastic wave 40 corresponds to the receiving surface 12 of the horn bracket 10, thereby forming a basic structure of a horn 60. However, the above disclosure constitutes a prior art, which is not a patent of the original creation, and is not described here. The present invention is characterized in that the elastic wave 40 is composed of an inner ring member 41, an outer ring member 42 and a plurality of connecting members 43, and the inner ring member 41 and the outer ring member 42 respectively have two parallel sides. And the two short sides are substantially rectangular, and the connecting member 43 is symmetrically connected between the inner ring member 41 and the outer ring member 42. In the embodiment, the connecting member 43 is symmetrically connected by the four or more connecting members 43. The inner ring member 41 and the outer ring member 42 form a left and right symmetrical elastic wave 40, and when the elastic wave 40 vibrates the stroke of the voice coil 30 and the diaphragm 50, the vibration force can be evenly distributed to make the horn 60 is stable in axial movement. In this embodiment, the material of the elastic wave 40 may be PEN (polyethylenenaphthalate; poly 萘 ethylene glycol dicarboxylate) or PI (kappton; polyammonium) material, but Not limited to this. Further, in this embodiment, the intersection of each of the long side and the short sides of the inner ring member 41 and the outer ring member 42 respectively has a first curved portion 44 and a second curved portion 45, so that the The inner ring member 41 and the outer ring member 42 respectively exhibit a first non-curved portion 46 and a second non-curved portion 47, and each of the first curved portions 44 has the same curvature as each of the second curved portions 45, and When the link member 43 vibrates, it will resonate with the inner ring member 41 and the outer ring member 42. In one embodiment of the elastic wave 40 shown in FIG. 4, each of the connecting members 43 extends from the first curved portion 44 of the outer ring member 42 and is connected to the second non-long side of the inner ring member 41. The bent portion 47 forms an S-shape 48. In a possible embodiment of another elastic wave 40A shown in FIG. 5, each of the connecting members 43 extends from the first non-curved portion 46 of the outer ring member 42 and is connected to the long side of the inner ring member 41. The second non-bending portion 47 forms an S-shape 48. In the above various possible embodiments, the S-shaped portion 48 has a third curved portion 481 and a third non-curved portion 482, and the inner ring member 41, the outer ring member 42 and the connecting member 43 are laterally first. The non-bending portion 46, the second non-bending portion 47, and the third non-bending portion 482 are parallel to each other, and when the inner ring member 41 vibrates, the region to which the S-shaped portion 48 is connected resonates. In this embodiment, the inner ring member 41, the outer ring member 42 and the upper and lower surfaces of the connecting member 43 are parallel to each other, and the vibration stroke can be increased, and the low distortion performance and the bass can be enhanced compared with the conventional elastic wave. effect. However, the elastic wave 40 is sandwiched between the diaphragm 50 and the voice coil 30. The width of the inner ring member 41 is greater than or equal to the width of the upper edge portion of the voice coil 30, so that the engagement can be easily achieved, in other words, the The inner ring member 41 and the outer ring member 42 have a non-circular shape and exhibit a joint area, and the diaphragm 50 can be joined to the voice coil 30. In addition, the magnetic return member 20 is composed of at least one magnet 21, a yoke iron 22 and a magnetic conductive plate 23, and an annular gap 24 is formed between the magnet 21 and the magnetic conductive plate 23 to make the sound. The ring 30 is sleeved into the annular gap 24. By means of the above-mentioned technical means, the present invention has the following effects: the use of each of the connecting members 43 in combination with the inner ring member 41 and the outer ring member 42 to form an S-shape, so that the first non-bending portion to the first The three non-bending portions 46, 47, 482 can generate a small area resonance in conjunction with the S-shape. 2. Expanding the small-area resonance described above, wherein the inner ring member 41 and the first curved portion 44 and the second curved portion 45 of the outer ring member 42 have the same curvature to resonate, and the small-area resonance is expanded into the middle-region resonance. . 3. Expanding the above-mentioned central region resonance, wherein the inner ring member 41 and the outer ring member 42 are symmetrically distributed to each of the rectangular connecting members 43 to form four identical central regions, and are combined to have a large axial center. Regional resonance. 4. Integrating the large-area resonance, the inner ring member 41 is parallel to the upper and lower surfaces of the outer ring member 42, so that the large-area resonance can increase the vibration stroke. [00012] By forming the rectangular elastic wave structure according to the first to fourth embodiments, the entire structure can generate the same vibration, and at the same time, the vibration force is uniformly distributed in a radial manner, and when the rectangular elastic wave vibrates at a high speed, Each region can have the same frequency, avoiding uneven vibration caused by up and down vibration, resulting in structural damage and horn distortion. At the same time, it can also stabilize the axis, and can also increase the volume of the speaker and enhance the effect of the bass. [00013] In summary, the structure disclosed in this creation is unprecedented, and it can achieve the improvement of efficacy, and it can be used for industrial utilization, fully complying with the new patent requirements, and praying for the patents issued by the bureau. Inspire innovation, no sense of morality. [00014] However, the above-mentioned drawings and descriptions are only preferred embodiments of the present invention. Those skilled in the art who are familiar with the art, the modifications or equivalent changes made in the spirit of the case should still include the patent application in this case. Within the scope.

[00016] 10‧‧‧ horn bracket
11‧‧‧ hollow body
12‧‧‧ Acceptance
20‧‧‧Magnetic return components
21‧‧‧magnetic plate
22‧‧‧Magnetic yoke
23‧‧‧ Magnet
24‧‧‧ annular gap
30‧‧‧ voice coil
40, 40A‧‧‧ Bouncing waves
41‧‧‧ Inner ring
42‧‧‧Outer ring
43‧‧‧Links
44‧‧‧First bend
45‧‧‧second bend
46‧‧‧First non-bending part
47‧‧‧Second non-bending part
48‧‧‧S type
481‧‧‧ Third bend
482‧‧‧ Third non-curved part
50‧‧‧ Diaphragm
60‧‧‧ Horn

[00015] FIG. 1 is a perspective view of the decomposition of the present creation. Figure 2 is a perspective view of the creative combination. Figure 3 is a cross-sectional view of the present combination. 4 is a schematic diagram of a possible embodiment of the present elastic wave. Figure 5 is a schematic illustration of another possible embodiment of the present elastic wave.

40‧‧‧Bouncing waves

41‧‧‧ Inner ring

42‧‧‧Outer ring

43‧‧‧Links

44‧‧‧First bend

45‧‧‧second bend

46‧‧‧First non-bending part

47‧‧‧Second non-bending part

48‧‧‧S type

481‧‧‧ Third bend

482‧‧‧ Third non-curved part

Claims (10)

An improved elastic wave structure of a thin speaker comprises: a horn bracket having a hollow body, a receiving surface formed on the circumference; a magnetic return member is disposed in the hollow body; and a voice coil is sleeved on the magnetic body Returning to the component; a spring wave is sleeved on the voice coil; and a diaphragm is disposed on the upper edge of the elastic wave, and corresponds to the receiving surface of the horn bracket, thereby forming a basic horn The structure is characterized in that: the elastic wave is composed of an inner ring member, an outer ring member and a plurality of connecting members, and the inner ring member and the outer ring member respectively have two long sides and two short sides parallel to each other. a rectangular shape, and is symmetrically connected between the inner ring member and the outer ring member by each of the connecting members. The elastic wave structure of the thin speaker according to claim 1 is improved, wherein the inner ring member and the intersection of each long side and each short side of the outer ring member respectively have a first curved portion and a second portion The bending portion causes the inner ring member and the outer ring member to respectively present a first non-bending portion and a second non-bending portion. The elastic wave structure of the thin speaker according to claim 2 is improved, wherein each of the first curved portions has the same curvature as each of the second curved portions. The improved elastic wave structure of the thin speaker according to claim 2, wherein each of the connecting members extends from the first curved portion or the first non-curved portion of the outer ring member, and is connected to the inner ring member. The second non-bending portion of the long side forms an S-shape. The elastic wave structure of the thin speaker according to claim 4 is improved, wherein the S-shape has a third curved portion and a third non-curved portion. The elastic wave structure of the thin speaker according to claim 5, wherein the inner ring member, the outer ring member and the first non-bending portion, the second non-bending portion and the third non-bending portion of the connecting member are laterally parallel. The elastic wave structure of the thin speaker according to any one of claims 1 to 6, wherein the inner ring member, the outer ring member and the upper and lower surfaces of the connecting member are parallel to each other. The elastic wave structure of the thin speaker according to claim 7 is improved, wherein the inner ring member has a width greater than or equal to a width of the upper edge portion of the voice coil. The elastic wave structure of the thin speaker according to claim 8 is improved, wherein the inner ring member and the outer ring member are non-round strips. The elastic wave structure of the thin speaker according to claim 9 is improved, wherein the magnetic return member is composed of at least one magnet, a magnetic yoke, and a magnetic conductive plate, and between the magnet and the magnetic conductive plate There is an annular gap that allows the voice coil to be sleeved into the annular gap.