CN210694344U

CN210694344U - Passive radiator

Info

Publication number: CN210694344U
Application number: CN201922199450.9U
Authority: CN
Inventors: 余业祺
Original assignee: New Zeyu Audio Technology Co ltd
Current assignee: New Zeyu Audio Technology Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-06-05
Anticipated expiration: 2029-12-10

Abstract

The utility model provides a passive radiator, including support, the basin body, backup pad and sheetmetal, the edge of backup pad is crisscross to be equipped with a plurality of first vibration holes and a plurality of second vibration hole, the edge in first vibration hole is equipped with first flexible vibration ring, the edge in second vibration hole is equipped with the flexible vibration ring of second, first flexible vibration ring with the flexible vibration ring of second is located respectively the both ends of backup pad, a plurality of first flexible vibration ring symmetry are located in the backup pad, it is a plurality of the flexible vibration ring symmetry of second is located in the backup pad. Above-mentioned passive radiator, the during operation uses the sheetmetal as the center for the stress point, will bear than first flexible vibration ring and the flexible vibration ring heavier pressure of second or suction, along with the increase of pressure, expands in the sheetmetal or more experiences the evil outward, through first flexible vibration ring and the flexible vibration ring of second of symmetry setting, guarantees symmetrical linearity and supports the balance, prevents that passive radiator from taking place to warp.

Description

Passive radiator

Technical Field

The utility model relates to a sound box equipment technical field, in particular to passive radiator.

Background

In speaker or audio amplifier, the voice coil loudspeaker voice coil switch-on audio signal back can produce strong vibration in the magnetic field, and the voice coil loudspeaker voice coil is fixed on passive basin (also called radiator), and the vibration of voice coil loudspeaker voice coil drives the vibration of passive basin (radiator) simultaneously, and passive basin (radiator) vibration forces the air to take place the vibration to make sound, along with the development of science and technology, passive basin (radiator) technique obtains further development, progressively uses in small, the good direction development of low frequency extension.

However, the passive basin (radiator) in the existing sound box generally has the problems of single structure, small vibration amplitude, deformation in a high-power state and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a passive radiator to solve the problem that current radiator takes place to warp easily.

The utility model provides a passive radiator, include the support and locate basin body in the support, passive radiator is still including locating the backup pad of basin mouth department of the basin body is with locating the sheetmetal at backup pad middle part, the edge of backup pad is crisscross to be equipped with a plurality of first vibration holes and a plurality of second vibration hole, the edge in first vibration hole is equipped with first flexible vibration ring, the edge in second vibration hole is equipped with the flexible vibration ring of second, first flexible vibration ring with the flexible vibration ring of second is located respectively the both ends of backup pad, a plurality of first flexible vibration ring symmetries are located in the backup pad, it is a plurality of the flexible vibration ring symmetry of second is located in the backup pad.

Above-mentioned passive radiator, the during operation uses the sheetmetal as the center for the stress point, will bear than first flexible vibration ring and the flexible vibration ring heavier pressure of second or suction, along with the increase of pressure, expands in the sheetmetal or more experiences the evil outward, through first flexible vibration ring and the flexible vibration ring of second of symmetry setting, guarantees symmetrical linearity and supports the balance, prevents that passive radiator from taking place to warp.

Further, the backup pad is located the edge of sheetmetal is crisscross to be equipped with a plurality of third vibration holes and a plurality of fourth vibration hole, the edge in third vibration hole is equipped with the flexible vibration ring of third, the edge in fourth vibration hole is equipped with the flexible vibration ring of fourth, the flexible vibration ring of third with the flexible vibration ring of fourth is crisscross to be located the middle part of backup pad, just the flexible vibration ring of third with the flexible vibration ring of fourth is the circumference array and arranges.

Further, the plurality of first vibration holes and the plurality of second vibration holes are arranged in a circumferential array.

Further, the plurality of third vibrating holes and the plurality of fourth vibrating holes are arranged in a circumferential array.

Further, the width of the first flexible vibration ring is greater than the width of the second flexible vibration ring.

Further, the width of the third flexible vibration ring is greater than the width of the fourth flexible vibration ring.

Furthermore, a plurality of the third flexible vibration rings are symmetrically arranged on the supporting plate, and a plurality of the fourth flexible vibration rings are symmetrically arranged on the supporting plate.

Drawings

Fig. 1 is a front view of a passive radiator in an embodiment of the present invention.

Description of the main element symbols:

support frame	10	Second vibrating hole	32	First flexible vibration ring	50
						Threaded hole	11	Third vibrating hole	33	Second flexible vibration ring	60
Basin body	20	Fourth vibrating hole	34	Third flexible vibration ring	70
						Supporting plate	30	Raised part	35	Fourth flexible vibration ring	80
First vibrating hole	31	Metal sheet	40

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, an embodiment of the present invention provides a passive radiator, including a support 10, a basin 20 disposed in the support 10, a support plate 30 disposed at a basin mouth of the basin 20, and a metal sheet 40 disposed at the middle of the support plate 30, a plurality of first vibration holes 31 and a plurality of second vibration holes 32 are alternately disposed at the edge of the support plate 30, a first flexible vibration ring 50 is disposed at the edge of the first vibration hole 31, a second flexible vibration ring 60 is disposed at the edge of the second vibration hole 32, the first flexible vibration ring 50 and the second flexible vibration ring 60 are respectively disposed at two ends of the support plate 30, the plurality of first flexible vibration rings 50 are symmetrically disposed on the support plate 30, and the plurality of second flexible vibration rings 60 are symmetrically disposed on the support plate 30.

Specifically, in this embodiment, four first vibration holes 31 and four second vibration holes 32 are provided, and the four first vibration holes 31 and the four second vibration holes 32 are arranged in a circumferential array. Four first flexible vibration rings 50 and four second flexible vibration rings 60 are correspondingly provided so as to be symmetrically arranged, and it can be understood that, in other embodiments of the present invention, the number of the first vibration holes 31, the second vibration holes 32, the first flexible vibration rings 50 and the second flexible vibration rings 60 may be an even number.

Above-mentioned passive radiator, during operation, use sheetmetal 40 as the center and be the stress point, will bear pressure or suction heavier than first flexible vibration ring 50 and second flexible vibration ring 60, along with the increase of pressure, expand in the sheetmetal 40 or more stand the evil outward, through first flexible vibration ring 50 and the second flexible vibration ring 60 of symmetry setting, guarantee symmetry linearity and support balance, prevent that passive radiator from taking place to warp.

Specifically, in the present embodiment, the material of all the vibration rings includes, but is not limited to, rubber, silicone, silicon rubber, and other flexible materials.

Specifically, in this embodiment, the supporting plate 30 is located the edge of sheetmetal 40 is crisscross to be equipped with a plurality of third vibration holes 33 and a plurality of fourth vibration hole 34, the edge of third vibration hole 33 is equipped with the flexible vibration ring of third 70, the edge of fourth vibration hole 34 is equipped with the flexible vibration ring of fourth 80, the flexible vibration ring of third 70 with the flexible vibration ring of fourth 80 is crisscross to be located the middle part of supporting plate 30, just the flexible vibration ring of third 70 with the flexible vibration ring of fourth 80 is the circumference array and arranges, and is corresponding, a plurality of the third vibration hole 33 is with a plurality of the fourth vibration hole 34 is the circumference array and arranges.

Specifically, in the present embodiment, the width of the first flexible vibration ring 50 is greater than the width of the second flexible vibration ring 60, and the width of the third flexible vibration ring 70 is greater than the width of the fourth flexible vibration ring 80.

Specifically, in this embodiment, the plurality of third flexible vibration rings 70 are symmetrically disposed on the supporting plate 30, and the plurality of fourth flexible vibration rings 80 are symmetrically disposed on the supporting plate 30. In a specific implementation, the support plate 30 is provided with a protrusion 35 at a region where the plurality of third flexible vibration rings 70 and the plurality of fourth flexible vibration rings 80 are located.

The passive radiator takes the metal sheet 40 as a stress point during operation, and will bear heavier pressure or suction force than the first flexible vibration ring 50 and the second flexible vibration ring 60, and as the pressure increases, the metal sheet 40 expands inwards or outwards, and through the first flexible vibration ring 50, the second flexible vibration ring 60, the third flexible vibration ring 70 and the fourth flexible vibration ring 80 which are symmetrically arranged, the symmetrical linearity and the supporting balance are ensured, while the width of the first flexible vibration ring 50 is larger than the width of the second flexible vibration ring 60, the width of the third flexible vibration ring 70 is larger than the width of the fourth flexible vibration ring 80, and similarly, the third flexible vibration ring 70 and the fourth flexible vibration ring 80 also form linear motion and support, but are integrally supported by the bulge 35 and the supporting plate 30 at the same time, when the metal sheet 40 is weighted or vertical, the passive radiator still has strong support and linear motion, deformation of the passive radiator is prevented.

The utility model discloses an in other embodiments, still provide an audio amplifier that contains above-mentioned passive radiator, be connected with the box of audio amplifier through set up a plurality of screw holes 11 on support 10 for the passive radiator non-deformable of this audio amplifier has improved the life of audio amplifier.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a passive radiator, includes the support and locates basin body in the support, its characterized in that, passive radiator is still including locating the backup pad of basin mouth department of the basin body with locate the sheetmetal at backup pad middle part, the edge of backup pad is crisscross to be equipped with a plurality of first vibration holes and a plurality of second vibration hole, the edge in first vibration hole is equipped with first flexible vibration ring, the edge in second vibration hole is equipped with the flexible vibration ring of second, first flexible vibration ring with the flexible vibration ring of second is located respectively the both ends of backup pad, a plurality of first flexible vibration ring symmetries are located in the backup pad, it is a plurality of the flexible vibration ring symmetry of second is located in the backup pad.

2. The passive radiator of claim 1, wherein the supporting plate is provided with a plurality of third vibration holes and a plurality of fourth vibration holes at the edge of the metal sheet in a staggered manner, a third flexible vibration ring is provided at the edge of the third vibration hole, a fourth flexible vibration ring is provided at the edge of the fourth vibration hole, the third flexible vibration ring and the fourth flexible vibration ring are provided at the middle part of the supporting plate in a staggered manner, and the third flexible vibration ring and the fourth flexible vibration ring are arranged in a circumferential array.

3. The passive radiator of claim 1, wherein the first plurality of vibration holes and the second plurality of vibration holes are arranged in a circumferential array.

4. The passive radiator of claim 2, wherein a plurality of the third vibration holes and a plurality of the fourth vibration holes are arranged in a circumferential array.

5. A passive radiator as claimed in claim 1, wherein the width of the first compliant vibration ring is greater than the width of the second compliant vibration ring.

6. A passive radiator as claimed in claim 2, wherein the width of the third compliant vibration ring is greater than the width of the fourth compliant vibration ring.

7. The passive radiator of claim 2, wherein a plurality of the third compliant vibration rings are symmetrically disposed on the support plate, and a plurality of the fourth compliant vibration rings are symmetrically disposed on the support plate.