CN205491140U - Radiate loudspeaker passively - Google Patents
Radiate loudspeaker passively Download PDFInfo
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- CN205491140U CN205491140U CN201620279370.8U CN201620279370U CN205491140U CN 205491140 U CN205491140 U CN 205491140U CN 201620279370 U CN201620279370 U CN 201620279370U CN 205491140 U CN205491140 U CN 205491140U
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- support
- border
- oscillating plate
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- medial
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Abstract
The utility model provides a radiate loudspeaker passively, includes that support, vibration board, first outstanding limit and second hang the limit. The medial surface of support enclose construct one run through, the fretwork portion of bottom surface. The vibration board locate fretwork portion and thickness the same with support thickness, the medial surface of lateral surface and the support of vibration board limits a cyclic annular space jointly. First outstanding limit is located between the top surface of top surface and the vibration board of support and is strideed across the top in cyclic annular space. The second hangs the below of just strideing across cyclic annular space between the bottom surface of the bottom surface of locating the support in the limit and vibration board. Therefore, the utility model discloses a radiate loudspeaker passively can be under the volume of the box that does not increase the audio amplifier, and reciprocating axially can be made steadily in the combination that first, second hangs the limit, lets the utility model discloses be difficult to rock, so reach the low frequency extend enough, undistorted, sound pure and the efficiency such as full of lower frequency.
Description
Technical field
The relevant a kind of loudspeaker of this utility model, particularly a kind of passive radiating horn.
Background technology
Passive radiating horn includes that a support, an oscillating plate and hang limit, and oscillating plate is located at the hollow out of support
Portion, and form an annular spaces with support, outstanding limit is located between the end face of support and the end face of oscillating plate,
And leap annular spaces.
The oscillating plate weight of passive radiating horn is big, the support of outstanding limit only one side, and in characteristic frequency
Rocking during neighbouring vibration is more violent, causes and cannot stably make axially reciprocating, makes passively to radiate
The vibration of loudspeaker is easily rocked, and then produces several problem: one, and frequency audio frequency has positive phase inversion phenomena,
Cause low frequency to extend not enough and distortion is big；Its two, sound is the purest.
Traditional solution is to increase one and plays ripple (damper can be translated into again antivibrator).But, audio amplifier
Casing must increase space the bullet ripple of increase can be set so that the volume of the casing of audio amplifier increases,
Do not meet Market Demand on the contrary.
Utility model content
Main purpose of the present utility model is to provide a kind of passive radiating horn, can not increase audio amplifier
Under the volume of casing, stably make axially reciprocating, allow this utility model be not easy to rock, Jin Erda
To low frequency extend enough, undistorted, sound is pure and compared with effect such as full of low frequency.
In order to reach aforesaid purpose, this utility model will provide a kind of passive radiating horn, including one
Frame, an oscillating plate, one first hang limit and one second and hang limit.
This support has an end face, a bottom surface and a medial surface, and the medial surface of this support encloses structure one and runs through this
Top, the hollow-out parts of bottom surface.
This oscillating plate is located at this hollow-out parts, and has an end face, a bottom surface and a lateral surface, this oscillating plate
The medial surface of lateral surface and this support jointly define an annular spaces.
This first hangs limit and is located between the end face of this support and the end face of this oscillating plate and crosses over this annular spaces
Top.
This second hangs limit and is located between the bottom surface of this support and the bottom surface of this oscillating plate and crosses over this annular spaces
Lower section.
According to a preferred embodiment, this first hangs limit and includes one first lateral border, one first medial border and
First arch portion, this first lateral border is located at the end face of this support, and this first medial border is located at this oscillating plate
End face, this first arch portion is located between this first lateral border and this first medial border, is surrounded on this ring
The top in shape space, and form one first axis hole；This second hang limit include one second lateral border, one second
Medial border and one second arch portion, this second lateral border is located at the bottom surface of this support, and this second medial border sets
In the bottom surface of this oscillating plate, this second arch portion is located between this second lateral border and this second medial border,
It is surrounded on the lower section of this annular spaces, and forms one second axis hole；Wherein, the end face center of this oscillating plate
Between be partially exposed to this first axis hole, the middle, bottom surface of this oscillating plate be partially exposed to this second axle
Hole.It is preferred that this first, second lateral border is fixed on the top of this support, the end by a sticker respectively
Face, this first, second medial border is fixed on the top of this oscillating plate, bottom surface by a sticker respectively.Relatively
Goodly, this support has a lateral surface, outside the outermost of this first, second lateral border is all with this support
Side trims.It is preferred that this first, second arch portion is directed away from direction projection each other respectively.
According to a preferred embodiment, this support is a solid paper block.
According to a preferred embodiment, this oscillating plate is a solid paper block.
Effect of the present utility model is, passive radiating horn of the present utility model can not increase audio amplifier
Casing volume under, this first, second combination hanging limit can stably make axially reciprocating, allows
Passive radiating horn of the present utility model is not easy to rock, so reach low frequency extend enough, undistorted,
Sound is pure and effect such as full compared with low frequency.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of passive radiating horn of the present utility model.
Fig. 2 is the exploded view of passive radiating horn of the present utility model.
Fig. 3 is the side view of passive radiating horn of the present utility model.
Fig. 4 is the sectional view of passive radiating horn of the present utility model.
Fig. 5 is the side sectional view of passive radiating horn of the present utility model.
Fig. 6 is the perspective view of the audio amplifier being equiped with passive radiating horn of the present utility model.
Fig. 7 is the sectional view of the audio amplifier being equiped with passive radiating horn of the present utility model.
Wherein, description of reference numerals is as follows:
1 passive radiating horn
10 supports
11 end faces
13 bottom surfaces
15 lateral surface
17 medial surface
19 hollow-out parts
20 oscillating plates
21 end faces
23 bottom surfaces
25 lateral surface
30 first hang limit
31 first lateral borders
33 first medial borders
35 first arch portions
37 first axis holes
40 second hang limit
41 second lateral borders
43 second medial borders
45 second arch portions
47 second axis holes
50 annular spaces
100 audio amplifiers
101 casings
103 amplifiers
105 moving-coil type loudspeaker
Detailed description of the invention
Hereinafter coordinate graphic and reference that embodiment of the present utility model is done more detailed description, make
Those of ordinary skill in the art can implement after studying this specification carefully according to this.
Refer to the axonometric chart that Fig. 1 to Fig. 5, Fig. 1 are passive radiating horn of the present utility model, Fig. 2
For the exploded view of passive radiating horn of the present utility model, Fig. 3 is passive radiating horn of the present utility model
Side view, Fig. 4 is the sectional view of passive radiating horn of the present utility model, and Fig. 5 is this utility model
The side sectional view of passive radiating horn.This utility model provides a kind of passive radiating horn 1, including
One support 10, oscillating plate 20,1 first hangs limit 30 and one second and hangs limit 40.
Support 10 has end face 11, bottom surface 13, lateral surface 15 and a medial surface 17.Support
The medial surface 17 of 10 encloses structure one and runs through the hollow-out parts 19 of end face 11, bottom surface 13.Wherein, support 10 is
One solid paper block.
Oscillating plate 20 is located at hollow-out parts 19, and has end face 21, bottom surface 23 and a lateral surface 25.
The lateral surface 25 of oscillating plate 20 defines an annular spaces 50 jointly with the medial surface 17 of support 10.Preferably
Ground, the thickness of support 10 is identical with the thickness of oscillating plate 20.Wherein, oscillating plate 20 is a solid paper block.
First hangs limit 30 is located between the end face 11 of support 10 and the end face 21 of oscillating plate 20 and crosses over ring
The top in shape space 50.More particularly, first hangs limit 30 and includes one first lateral border 31,1 first
Medial border 33 and one first arch portion 35.First lateral border 31 is located at the end face 11 of support 10.Preferably
Ground, the first lateral border 31 is fixed on the end face 11 of support 10 by a sticker, and its outermost with
The lateral surface 15 of frame 10 trims, as shown in Figure 3.First medial border 33 is located at the end face of oscillating plate 20
21.It is preferred that the first medial border 33 is fixed on the end face 21 of oscillating plate 20 by a sticker.First
Arch portion 35 is located between the first lateral border 31 and the first medial border 33, is surrounded on annular spaces 50
Top, and formed one first axis hole 37, end face 21 middle of oscillating plate 20 be partially exposed to first
Axis hole 37, as shown in Figure 1.
Second hangs limit 40 is located between the bottom surface 13 of support 10 and the bottom surface 23 of oscillating plate 20 and crosses over ring
The lower section in shape space 50.More particularly, second hangs limit 40 and includes one second lateral border 41,1 second
Medial border 43 and one second arch portion 45.Second lateral border 41 is located at the bottom surface 13 of support 10.Preferably
Ground, the second lateral border 41 is fixed on the bottom surface 13 of support 10 by a sticker, and its outermost with
The lateral surface 15 of frame 10 trims.Second medial border 43 is located at the bottom surface 23 of oscillating plate 20.It is preferred that
Second medial border 43 is fixed on the bottom surface 23 of oscillating plate 20 by a sticker.Second arch portion 45 sets
Between the second lateral border 41 and the second medial border 43, it is surrounded on the lower section of annular spaces 50, and is formed
One second axis hole 47, the middle, bottom surface 23 of oscillating plate 20 be partially exposed to the second axis hole 47, as figure
Shown in 5.Wherein, first, second arch portion 35,45 is respectively facing direction projection away from each other.
Referring to Fig. 6 and Fig. 7, Fig. 6 is the audio amplifier being equiped with passive radiating horn of the present utility model
Perspective view, Fig. 7 is the sectional view of the audio amplifier being equiped with passive radiating horn of the present utility model.This practicality
Novel passive radiating horn 1 is arranged in an audio amplifier 100.More particularly, audio amplifier 100 includes one
Casing 101, one amplifier 103, two moving-coil type loudspeaker 105 and two passive radiation loudspeakers of the present utility model
1, amplifier is located in casing, and casing 101 surface is located at by these two moving-coil types loudspeaker 105, these two
The passive radiating horn 1 of utility model is located at casing 101 surface, is positioned at the front of amplifier 103, and
Between these two moving-coil types loudspeaker 105.Wherein, casing 101, amplifier 103 and moving-coil type loudspeaker
The structure of 105 and make flowing mode and belong to known, does not repeats them here.The magnetic of these two moving-coil types loudspeaker 105
Ferrum produces field circuit, when flowing through the signal electric current that amplifier is exported in voice coil loudspeaker voice coil, produced variation
Magnetic field and the produced magnetic field interaction of field circuit, to drive the vibrating reed of these two moving-coil types loudspeaker 105
Vibrate and sounding.It is essential that when signal frequencies being total to close to passive radiating horn 1 of the present utility model
During vibration frequency, the ripple that shakes of these two moving-coil types loudspeaker 105 can be through casing 101 inner space of audio amplifier 100
Air, with transmission to passive radiating horn 1 of the present utility model so that passive spoke of the present utility model
The oscillating plate 20 penetrating loudspeaker 1 produces resonance, and produces the sound of bigger low frequency.
Thereby, passive radiating horn 1 of the present utility model can under the volume not increasing casing 101,
Axially reciprocating can be stably made in first, second combination hanging limit 30,40, allows of the present utility model
Passive radiating horn 1 is not easy to rock, so reach low frequency extend enough, undistorted, sound is pure and
Effect such as full compared with low frequency.
Furthermore, the thickness of support 10 is identical with the thickness of oscillating plate 20.Thereby, quilt of the present utility model
Dynamic radiating horn 1 is become dimensional support from the support in face.
The foregoing is only to explain preferred embodiment of the present utility model, be not intended to according to this to this reality
Do any pro forma restriction with novel, therefore, all have under identical creation spirit, made this reality relevant
With novel any modification or change, all must be included in this utility model and be intended to the category of protection.
Claims (8)
1. a passive radiating horn, it is characterised in that including:
One support, has an end face, a bottom surface, a medial surface and a lateral surface, the medial surface of this support
Enclose structure one and run through the hollow-out parts of this top, bottom surface；
One oscillating plate, is located at this hollow-out parts, and has an end face, a bottom surface and a lateral surface, this vibration
The lateral surface of plate and the medial surface of this support define an annular spaces jointly；
One first hangs limit, is located between the end face of this support and the end face of this oscillating plate and crosses over this ring-type sky
The top of gap；And
One second hangs limit, is located between the bottom surface of this support and the bottom surface of this oscillating plate and crosses over this ring-type sky
The lower section of gap.
Passive radiating horn the most according to claim 1, it is characterised in that this first hangs limit and include
One first lateral border, one first medial border and one first arch portion, this first lateral border is located at this support
End face, this first medial border is located at the end face of this oscillating plate, and this first arch portion is located at this first lateral border
And between this first medial border, it is surrounded on the top of this annular spaces, and forms one first axis hole；This is years old
Two hang limit includes one second lateral border, one second medial border and one second arch portion, and this second lateral border sets
In the bottom surface of this support, this second medial border is located at the bottom surface of this oscillating plate, and this second arch portion is located at this
Between second lateral border and this second medial border, it is surrounded on the lower section of this annular spaces, and forms one second
Axis hole；Wherein, the end face middle of this oscillating plate be partially exposed to this first axis hole, this oscillating plate
Middle, bottom surface be partially exposed to this second axis hole.
Passive radiating horn the most according to claim 2, it is characterised in that this is outside first, second
Lateral margin is fixed on the top of this support, bottom surface by a sticker respectively, and this first, second medial border is respectively
It is fixed on the top of this oscillating plate, bottom surface by a sticker.
Passive radiating horn the most according to claim 2, it is characterised in that this support has outside one
Side, the outermost of this first, second lateral border all lateral surface with this support trim.
Passive radiating horn the most according to claim 2, it is characterised in that this first, second arch
Shape portion is directed away from direction projection each other respectively.
Passive radiating horn the most according to claim 1, it is characterised in that the thickness of this support with
The thickness of this oscillating plate is identical.
Passive radiating horn the most according to any one of claim 1 to 6, it is characterised in that should
Support is a solid paper block.
Passive radiating horn the most according to any one of claim 1 to 6, it is characterised in that should
Oscillating plate is a solid paper block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620279370.8U CN205491140U (en) | 2016-04-06 | 2016-04-06 | Radiate loudspeaker passively |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620279370.8U CN205491140U (en) | 2016-04-06 | 2016-04-06 | Radiate loudspeaker passively |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205491140U true CN205491140U (en) | 2016-08-17 |
Family
ID=56643485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620279370.8U Active CN205491140U (en) | 2016-04-06 | 2016-04-06 | Radiate loudspeaker passively |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205491140U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107580284A (en) * | 2017-08-31 | 2018-01-12 | 东莞顺合丰电业有限公司 | Loudspeaker |
-
2016
- 2016-04-06 CN CN201620279370.8U patent/CN205491140U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107580284A (en) * | 2017-08-31 | 2018-01-12 | 东莞顺合丰电业有限公司 | Loudspeaker |
| CN107580284B (en) * | 2017-08-31 | 2019-08-23 | 东莞顺合丰电业有限公司 | Loudspeaker |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |