CN209517473U - A kind of auto loud hailer response unit - Google Patents
A kind of auto loud hailer response unit Download PDFInfo
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- CN209517473U CN209517473U CN201920115440.XU CN201920115440U CN209517473U CN 209517473 U CN209517473 U CN 209517473U CN 201920115440 U CN201920115440 U CN 201920115440U CN 209517473 U CN209517473 U CN 209517473U
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Abstract
The utility model discloses a kind of auto loud hailer response units, including the first echo cylinder, the second echo cylinder and third echo cylinder, the first echo cylinder runs through the second echo cylinder, and second echo cylinder run through third echo cylinder, diameter of the diameter of the first echo cylinder less than the second echo cylinder, the diameter of the second echo cylinder is less than the diameter of third echo cylinder, and the first echo cylinder and the second echo cylinder form the first echo chamber.The utility model passes through the first echo chamber of setting and the second echo chamber, be conducive to the sound that will be spread out of in the first echo cylinder and carry out echo in the first echo chamber and the second echo chamber, enhance echo quality, improve echo effect, by the way that resonating membrane is arranged, be conducive to improve echo intensity, further improve echo effect, by the way that the first echo cylinder spiral is connected the second echo cylinder, second echo cylinder spiral is connected into third echo cylinder, the distance for being conducive to adjust the first echo chamber and the second echo chamber, increases the diversity of echo form.
Description
Technical field
The utility model relates to the structure-design technique field of response unit, in particular to a kind of auto loud hailer echo
Device.
Background technique
As the improvement of people's living standards, people to the manufacture craft of auto loud hailer and environmental requirement also increasingly
It is high.Auto loud hailer in the prior art is largely outer-magnet speaker, and the structure of outer-magnet speaker generally comprises: basin
Frame, sound basin, magnetism circuit, voice coil etc., frame are mainly used for the components in installation and support speaker, and frame includes for solid
The outer ring of accordatura basin, the inner ring for fixing magnetism circuit and the dowel being arranged between inner ring and outer ring.
But existing loudspeaker response unit has that echo effect is bad at work, echo problem in the form of a single,
For this purpose, we have proposed a kind of auto loud hailer response units.
Utility model content
The main purpose of the utility model is to provide a kind of auto loud hailer response units, can effectively solve background
The problems in technology.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of auto loud hailer response unit, including the first echo cylinder, the second echo cylinder and third echo cylinder, described
One echo cylinder runs through the second echo cylinder, and the second echo cylinder runs through third echo cylinder, and the diameter of the first echo cylinder is less than the
The diameter of two echo cylinders, the diameter of the second echo cylinder are less than the diameter of third echo cylinder, the first echo cylinder and second
Echo cylinder forms the first echo chamber, and the second echo cylinder and third echo cylinder form the second echo chamber.
Further, one end that the second echo cylinder and the first echo cylinder are overlapped is sealing state, the third echo
One end that cylinder and the second echo cylinder are overlapped is sealing state.
Further, the inner surface that the first echo cylinder is located at one end inside the second echo cylinder is bonded with resonating membrane,
The inner surface of the second echo cylinder and third echo cylinder is bonded with resonating membrane.
Further, the first echo cylinder spiral connects the second echo cylinder, and the second echo cylinder spiral connects third
Echo cylinder, and the end surface of the second echo cylinder and third echo cylinder is bonded with sealing ring.
Compared with prior art, the utility model has the following beneficial effects:
1. a kind of auto loud hailer of the utility model, by the first echo chamber of setting and the second echo chamber, has with response unit
Echo is carried out in the first echo chamber and the second echo chamber conducive to the sound that will be spread out of in the first echo cylinder, enhances echo quality, changes
Kind echo effect is conducive to improve echo intensity, further improves echo effect, by by first time by the way that resonating membrane is arranged
Sound cylinder spiral connect the second echo cylinder, by the second echo cylinder spiral connect third echo cylinder, be conducive to adjust the first echo chamber and
The distance of second echo chamber increases the diversity of echo form.
2. a kind of auto loud hailer of the utility model with response unit by setting sealing ring, be conducive to the first echo cylinder and
Sealing between second echo cylinder and the second echo cylinder and third echo cylinder avoids sound chaotic, advantageously ensures that echo
Effect.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of auto loud hailer response unit of the utility model.
Fig. 2 is a kind of top view of auto loud hailer response unit of the utility model.
In figure: 1, the first echo cylinder；2, the second echo cylinder；3, third echo cylinder；4, resonating membrane；5, sealing ring；6, first
Echo chamber；7, the second echo chamber.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs. 1-2, a kind of auto loud hailer response unit, including the first echo cylinder 1, the second echo cylinder 2 and
Three echo cylinders 3, the first echo cylinder 1 run through the second echo cylinder 2, and the second echo cylinder 2 runs through third echo cylinder 3, and described the
For the diameter of one echo cylinder 1 less than the diameter of the second echo cylinder 2, the diameter of the second echo cylinder 2 is less than the straight of third echo cylinder 3
Diameter, the first echo cylinder 1 and the second echo cylinder 2 form the first echo chamber 6,3 shape of the second echo cylinder 2 and third echo cylinder
At the second echo chamber 7.
In the present embodiment (as shown in Figs. 1-2), the first echo cylinder 1 and the second echo cylinder 2 the first echo chamber 6 of formation, second
Echo cylinder 2 and third echo cylinder 3 form the second echo chamber 7, are conducive to enhance back by the first echo chamber 6 and the second echo chamber 7
Sound improves echo quality.
Wherein, one end that the second echo cylinder 2 and the first echo cylinder 1 are overlapped is sealing state, the third echo cylinder 3
It is sealing state with one end that the second echo cylinder 2 is overlapped.
In the present embodiment (as shown in Figs. 1-2), one end that the second echo cylinder 2 and the first echo cylinder 1 are overlapped is sealing state,
One end that third echo cylinder 3 and the second echo cylinder 2 are overlapped is sealing state, is conducive to avoid echo that confusion occurs, guarantees echo
Effect.
Wherein, the inner surface that the first echo cylinder is located at one end inside the second echo cylinder 2 is bonded with resonating membrane 4, institute
The inner surface for stating the second echo cylinder 2 and third echo cylinder 3 is bonded with resonating membrane 4.
In the present embodiment (as shown in Figs. 1-2), the inner surface that the first echo cylinder is located at one end inside the second echo cylinder 2 is viscous
It is connected to resonating membrane 4, the inner surface of the second echo cylinder 2 and third echo cylinder 3 is bonded with resonating membrane 4, is conducive to improve echo intensity,
Further improve echo effect.
Wherein, 1 spiral of the first echo cylinder connects the second echo cylinder 2, and 2 spiral of the second echo cylinder connection third is returned
Sound cylinder 3, and the end surface of the second echo cylinder 2 and third echo cylinder 3 is bonded with sealing ring 5.
In the present embodiment (as shown in Figs. 1-2), 1 spiral of the first echo cylinder connects the second echo cylinder 2,2 spiral shell of the second echo cylinder
Rotation connection third echo cylinder 3, is conducive to adjust the distance between the first echo chamber 6 and the second echo chamber 7,2 He of the second echo cylinder
The end surface of third echo cylinder 3 is bonded with sealing ring 5, is conducive to increase the first echo cylinder 1 and the second echo cylinder 2 and the
Leakproofness between two echo cylinders 2 and third echo cylinder 3.
It should be noted that the utility model is a kind of auto loud hailer response unit, including the first echo cylinder 1, the
Two echo cylinders 2, third echo cylinder 3, resonating membrane 4, sealing ring 5, the first echo chamber 6, the second echo chamber 7, component are general mark
Quasi- part or component as known to those skilled in the art, structure and principle are all that this technology personnel can be learnt by technical manual
Or known by routine experiment method, when work, sound is spread out of by the first echo cylinder 1, enters second by the first echo cylinder 1
Echo cylinder 2 generates vibration to the resonating membrane 4 of 2 inner surface of the first echo cylinder 1 and the second echo cylinder, to sound be expanded, second
Echo cylinder 2 in sound reflection to the first echo chamber 6, will generate echo in the first echo chamber 6, and sound passes through the second echo cylinder 2
Into after third echo cylinder 3, the resonating membrane 4 of 3 inner surface of third echo cylinder is expanded echo further progress by acoustical vibration,
For third echo cylinder 3 by sound reflection to the second echo chamber 7, the second echo chamber 7 generates echo again, enhances echo effect, then
It is spread out of by third echo cylinder 3, by the adjusting to 3 position of the first echo cylinder 1, the second echo cylinder 2 and third echo cylinder, favorably
In the distance of adjustment the first echo chamber 6 and the second echo chamber 7, increase the diversity of echo form, the second echo cylinder 2 and third are returned
The sealing ring 5 of 3 end surface of sound cylinder bonding, can further increase leakproofness, avoid sound chaotic, advantageously ensure that echo
Effect.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of auto loud hailer response unit, including the first echo cylinder (1), the second echo cylinder (2) and third echo cylinder
(3), it is characterised in that: the first echo cylinder (1) runs through the second echo cylinder (2), and the second echo cylinder (2) runs through third echo
Cylinder (3), diameter of the diameter less than the second echo cylinder (2) of the first echo cylinder (1), the diameter of the second echo cylinder (2)
Less than the diameter of third echo cylinder (3), the first echo cylinder (1) and the second echo cylinder (2) form the first echo chamber (6), institute
It states the second echo cylinder (2) and third echo cylinder (3) forms the second echo chamber (7).
2. a kind of auto loud hailer response unit according to claim 1, it is characterised in that: the second echo cylinder
(2) and one end of the first echo cylinder (1) coincidence is sealing state, what the third echo cylinder (3) and the second echo cylinder (2) were overlapped
One end is sealing state.
3. according to claim a kind of 2 auto loud hailer response units stated, it is characterised in that: the first echo cylinder position
Inner surface in the internal one end of the second echo cylinder (2) is bonded with resonating membrane (4), the second echo cylinder (2) and third echo
The inner surface of cylinder (3) is bonded with resonating membrane (4).
4. a kind of auto loud hailer response unit according to claim 3, it is characterised in that: the first echo cylinder
(1) spiral connects the second echo cylinder (2), and the second echo cylinder (2) spiral connects third echo cylinder (3), and the second echo cylinder
(2) and the end surface of third echo cylinder (3) is bonded with sealing ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920115440.XU CN209517473U (en) | 2019-01-22 | 2019-01-22 | A kind of auto loud hailer response unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920115440.XU CN209517473U (en) | 2019-01-22 | 2019-01-22 | A kind of auto loud hailer response unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209517473U true CN209517473U (en) | 2019-10-18 |
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ID=68202050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920115440.XU Active CN209517473U (en) | 2019-01-22 | 2019-01-22 | A kind of auto loud hailer response unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209517473U (en) |
-
2019
- 2019-01-22 CN CN201920115440.XU patent/CN209517473U/en active Active
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