CN205622835U - Low audio amplifier that bottom bass was spoken - Google Patents
Low audio amplifier that bottom bass was spoken Download PDFInfo
- Publication number
- CN205622835U CN205622835U CN201620417123.XU CN201620417123U CN205622835U CN 205622835 U CN205622835 U CN 205622835U CN 201620417123 U CN201620417123 U CN 201620417123U CN 205622835 U CN205622835 U CN 205622835U
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- China
- Prior art keywords
- bass
- cavity
- tank wall
- outlet
- phonocatheter
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Abstract
The utility model relates to a sound system audio amplifier, specifically speaking are low audio amplifier that bottom bass was spoken, including first, two bass cavitys, the woofer, and first, two lead the sound duct, second bass cavity is installed in first bass cavity, is equipped with the woofer on the tank wall of second bass cavity, opened the export of first, two basses on the tank wall of first bass cavity respectively, first, two basses export be connected with respectively first, two lead the sound duct, export of first bass and/or the export of second bass are seted up on the tank wall of the bottom surface of first bass cavity, install the box stabilizer blade on the tank wall of bottom surface, and the bottom surface tank wall forms the clearance that is full of the air through the box stabilizer blade in the listening environment and between the placed table face. The utility model discloses this air gap forms new extra acoustics air cushion, also be exactly and has additionally increased a box, bass information this bass acoustics air gap that circulated, the bass sound wave can obtain further promotion, make the bass shake more shake strong.
Description
Technical field
This utility model relates to sound system audio amplifier, and a kind of bottom bass is spoken
Bass box.
Background technology
Along with the development in epoch, the progress of technology, sound equipment is play the multiformity of audio amplifier by people
And tonequality requires more and more higher.People have gone out bass box (again with current prior art development and production
Claim subwoofer), Fujian science tech publishing house in July, 2008 publishes " speaker and
Audio amplifier design manual " in, disclose closed audio amplifier (page 60～67), open type audio amplifier (67～
Page 77), passive radiation audio amplifier (page 77～78)；The audio amplifier of these public technologies, or be
Volume is too big, quality is the poorest or it is the best to have done bass reproduction effect little.
Utility model content
In order to solve, the volume that existing bass box exists is big, the problem of lower tone, this utility model
Purpose be to provide a kind of bottom bass box that bass is spoken.
The purpose of this utility model is achieved through the following technical solutions:
This utility model include the first bass cavity, the second bass cavity, woofer,
One phonocatheter and the second phonocatheter, wherein the second bass cavity is arranged on described first bass cavity
In, the tank wall of this second bass cavity is provided with described woofer；Described first bass
Having the first bass outlet and the outlet of the second bass on the tank wall of cavity, this first bass goes out
Mouthful connect to have and described first bass inside cavity first is led with what external world's listening volume was connected
Sound pipe, described second bass outlet connection has described second bass inside cavity and extraneous audition
The second phonocatheter that space is connected；Described first bass outlet and/or the outlet of the second bass are opened
Being located on the bottom surface tank wall of the first bass cavity, the outer surface of this bottom surface tank wall is provided with casing and props up
Foot, described bottom surface tank wall and puts formation between table top by this casing leg in acoustic surrounding
It is full of the gap of air.
Wherein: described first phonocatheter is positioned at the first bass cavity, one end is connected to described
One bass outlet, the other end is free end；Described first phonocatheter is straight along sound wave conduction orientation
Pipe or bend pipe；Described second phonocatheter is positioned at the second bass cavity, and one end is connected to described
Two bass outlets, the other end is free end；Described second phonocatheter is positioned at the first bass cavity,
One end is connected to described second bass outlet, and the other end stretches in described second bass outlet
Portion；
When described second bass outlet is opened in the first bass cavity in addition to the tank wall of bottom surface
Time on other tank walls, this offers the first bass cavity tank wall and described second of the second bass outlet
Arbitrary tank wall of bass cavity is coplanar；Or, one end of described second phonocatheter is connected to described
Two bass outlets, the other end stretches to described second bass inside cavity；
When described first bass outlet and the outlet of the second bass are all opened on the tank wall of bottom surface, should
The bottom surface tank wall of the first bass cavity is coplanar with the bottom surface tank wall of described second bass cavity；Or,
One end of described second phonocatheter is connected to described second bass outlet, and the other end stretches to described
Second bass inside cavity；
Described casing leg is multiple, and the height of each casing leg is the most equal, described bottom surface case
Wall is paralleled with putting table top；Described casing leg is Height Adjustable adjustment screw, passes through
The height regulating this casing leg realizes described bottom surface tank wall and puts the height in gap between table top
Degree regulation；When described woofer is made up of many loudspeaker units, all loudspeaker units
It is electroacoustic with being connected.
Advantage of the present utility model with good effect is:
First bass outlet the most of the present utility model and/or the outlet of the second bass are arranged on bottom surface case
On wall, and casing leg is installed on the tank wall of bottom surface, so, at bottom surface tank wall and bass box
Keeping air gap to define all-bottom sound air cushion between the table top put, it is low that electroacoustic conversion produces
Speech air-flow passes through this information pad, produces second time bass acoustic resonance, so that bass obtains
To strengthening well, produce simpler and more honest, shake shake, whippy bass.
Box volume the most of the present utility model is little, lightweight, and woofer size is little, fall
The low production cost of bass box, and easily make.
The diaphragm of loudspeaker the most of the present utility model and magnet are all placed in cavity, not towards audition
Space, is therefore directly radiated listening volume without alt audio frequency, can obtain pure, clean
Limpid thick and heavy bass.
4. this utility model is designed with bass outlet sound mouth at bottom surface tank wall, elegant in appearance, it is easy to
Appearance design.
Accompanying drawing explanation
Figure 1A is the front sectional view of this utility model embodiment one；
Figure 1B is the upward view of Figure 1A；
Fig. 1 C is the side view of Figure 1A；
Fig. 2 A is the front sectional view of this utility model embodiment two；
Fig. 2 B is the upward view of Fig. 2 A；
Fig. 2 C is the right view of Fig. 2 A；
Fig. 3 A is the front sectional view of this utility model embodiment three；
Fig. 3 B is the upward view of Fig. 3 A；
Fig. 3 C is the side view cutaway drawing of Fig. 3 A；
Fig. 4 A is the vertical view cutaway drawing of this utility model embodiment four；
Fig. 4 B is the front sectional view of this utility model embodiment four；
Fig. 4 C is the side view cutaway drawing of Fig. 4 A；
Fig. 5 A is the front sectional view of this utility model embodiment five；
Fig. 5 B is the upward view of Fig. 5 A；
Fig. 5 C is the right view of Fig. 5 A；
Fig. 6 A is the front sectional view of this utility model embodiment six；
Fig. 6 B is the upward view of Fig. 6 A；
Fig. 6 C is the side view of Fig. 6 A；
Wherein: 1 is bass box, 2 is the first bass cavity, and 3 is the second bass cavity, and 4 are
Bottom surface tank wall, 5 is woofer, and 6 is the first phonocatheter, and 7 is the second phonocatheter, and 8 are
First bass outlet, 9 is the second bass outlet, and 10 is casing leg.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.
Bass box 1 of the present utility model include first bass cavity the 2, second bass cavity 3,
Woofer the 5, first phonocatheter 6 and the second phonocatheter 7, wherein the second bass cavity 3
It is arranged in the first bass cavity 2, the tank wall of this second bass cavity 3 is provided with bass and raises
Sound device 5；The quantity of woofer 5 can be one or many, when for many, and can be right
Should, install symmetrically, it is also possible to be mounted side by side；Open respectively on the tank wall of the first bass cavity 2
The first bass outlet 8 and the second bass outlet 9, this first bass outlet 8 connection is had to have the
The first phonocatheter 6 that one bass cavity 2 inside and extraneous listening volume are connected, first leads sound
Pipe 6 is positioned at the first bass cavity 2, and one end is connected to the first bass outlet 8, and the other end is
Free end, the first phonocatheter 6 is straight tube or bend pipe along sound wave conduction orientation.Second bass outlet
9 connections have the second phonocatheter being connected by internal and extraneous for the second bass cavity 3 listening volume
7, the second phonocatheter 7 is positioned at the second bass cavity 3, and one end is connected to the second bass outlet
9, the other end is free end；Or, the second phonocatheter 7 is positioned at the first bass cavity 2, and one
End is connected to the second bass outlet 9, and it is internal that the other end stretches to the second bass outlet 9.Second
The cross section of phonocatheter 7 is annular.First bass outlet 8 and/or the second bass outlet 9 are opened
It is located on the bottom surface tank wall 4 of the first bass cavity 2, is opened in the end of except when the second bass exports 9
Time on other tank walls of the first bass cavity 2 beyond face tank wall 4, this is offered the second bass and goes out
First bass cavity 2 tank wall of mouth 9 and arbitrary tank wall of the second bass cavity 3 are coplanar, it is possible to
Non-coplanar, time non-coplanar, one end of the second phonocatheter 7 is connected to the second bass outlet 9, separately
It is internal that one end stretches to the second bass cavity 3；When the first bass outlet 8 and the outlet of the second bass
9 when being all opened on bottom surface tank wall 4, the bottom surface tank wall 4 and second of this first bass cavity 2
The bottom surface tank wall of bass cavity 3 is coplanar, it is possible to non-coplanar, time non-coplanar, and the second phonocatheter 7
One end be connected to the second bass outlet 9, it is internal that the other end stretches to the second bass cavity 3.
Outer surface at bottom surface tank wall 4 is provided with casing leg 10, and bottom surface tank wall 4 is by being somebody's turn to do
Casing leg 10 is in acoustic surrounding and puts the gap forming full air between table top；This
Outer surface and the gap put between table top of utility model bottom surface tank wall 4 are greater than 1mm.Case
Body leg 10 is multiple, and the height of each casing leg 10 is the most equal (or to be designed as required
Become the most contour), bottom surface tank wall 4 is paralleled with putting table top.Casing leg of the present utility model
10 can be also Height Adjustable adjustment screw, real by regulating the height of this casing leg 10
Show bottom surface tank wall 4 and put the altitude mixture control in gap between table top.
Embodiment one
As shown in figs. 1 a to 1 c, first bass cavity 2 and the second bass cavity of the present embodiment
3 cuboids being hollow, in the second bass cavity 3 is nested in the first bass cavity 2 and
Be centrally located, the forward and backward tank wall of the second bass cavity 3 and bottom surface tank wall respectively with the first bass
Forward and backward tank wall and the bottom surface tank wall 4 of cavity 2 are coplanar.Left and right at the second bass cavity 3
Woofer 5 it is arranged with, the unit vibrating diaphragm plane phase of two woofers 5 on two tank walls
Parallel and be oppositely arranged, magnet is respectively positioned in the first bass cavity 2.First bass outlet 8
All being opened on bottom surface tank wall 4 with the second bass outlet 9, the second bass outlet 9 is positioned at bottom surface
The centre of tank wall 4, the first bass outlet 8 is positioned at the side of the second bass outlet 9, and first leads
Sound pipe 6 and the first outlet sound mouth 8 connect, and the second phonocatheter 7 is connected with the second bass outlet 9；
The outer surface of bottom surface tank wall 4 is provided with four casing legs 10, in order to support bass box 1,
At bottom surface tank wall 4 (i.e. first and second bass outlet 8,9) with put formation gap between table top,
The size in gap is exactly the height of casing leg 10.The present embodiment uses four round box to prop up
Foot 10, and the height of four casing legs 10 is the most identical with shape.Casing leg 10 can be used
Plastic cement manufactures, it is also possible to make of the material such as metal and timber；The casing leg of the present embodiment
The 10 plastic cement manufactures using die sinking injection moulding process, four casing legs 10 are highly 10mm.
First and second phonocatheter 6,7 can make of plastic cement, it is also possible to metal and timber etc.
Make；First and second phonocatheter 6,7 of the present embodiment is all with the plastic cement of the method for die sinking injection
Make, be cylindrical tube.First bass cavity 2 and the tank wall of the second bass cavity 3
To make of plastic cement, it is also possible to timber or metal (such as aluminum, ferrum etc.) material manufacture；This reality
The first bass cavity 2 and the second bass cavity 3 tank wall timber of executing example make, and specifically use
High-density plate thick for 9mm makes, and the overall dimensions of the first bass cavity 2 is long 330mm × height
170mm × deep 220mm.Woofer 5 can be made up of, also a woofer unit
Can be made up of multiple loudspeaker units；The woofer 5 of the present embodiment is by 2 diameters
The woofer unit composition of 133mm.When woofer 5 is by many loudspeaker unit groups
Cheng Shi, all loudspeaker units are homophase electroacoustic and connect.
Embodiment two
As shown in Fig. 2 A～2C, the present embodiment is with the difference of embodiment one: the present embodiment
Only second bass outlet 9 is opened in the bottom surface tank wall that first and second bass cavity 2,3 is coplanar
On 4, the first bass outlet 8 is then opened in a side walls of the first bass cavity 2；
The casing leg 10 of the present embodiment is two bar shaped legs the most identical, two bar shaped legs
Line between center exports the center of circle of 9 through the second bass, and is parallel to the first bass cavity
The length direction of 2；Two woofer unit of the woofer 5 of the present embodiment are two
The woofer of individual diameter 92mm.Remaining is all identical with embodiment one.
Embodiment three
As shown in fig.3 a 3 c, the present embodiment is with the difference of embodiment one: the present embodiment
Forward and backward two tank walls of the second bass cavity 3 and upper tank wall and the first bass cavity 2 forward and backward
Two tank walls and upper tank wall are the most coplanar, the second bass outlet 9 be opened in the first bass cavity 2 and
On the front tank wall of the second bass cavity 3；The second bass cavity 3 of the present embodiment is not a left side placed in the middle
The right side is symmetrically disposed in the first bass cavity 2, but setoff installation.Remaining equal and embodiment
One is identical.
Embodiment four
As shown in figs. 4 a-4 c, the present embodiment is with the difference of embodiment one: the present embodiment
The upper tank wall of the second bass cavity 3, lower tank wall and front tank wall and the top box of the first bass cavity 2
Wall, lower tank wall and front tank wall are the most coplanar, and the second bass outlet 9 is opened in the first bass cavity
2 and second bass cavity 3 upper tank wall on；First phonocatheter 6 of the present embodiment is bend pipe；
The casing leg 10 of the present embodiment is three round box legs 10, three round box legs
The height of 10 is identical, and the line between three centers of circle is isosceles triangle.Remaining is equal and real
Execute example one identical.
Embodiment five
As shown in Fig. 5 A～5C, the present embodiment is with the difference of embodiment one: the present embodiment
Forward and backward two tank walls of the second bass cavity 3 and right tank wall and the first bass cavity 2 forward and backward
Two tank walls and right tank wall are the most coplanar, the second bass outlet 9 be opened in the first bass cavity 2 and
On the right tank wall of the second bass cavity 3；Two unit of the woofer 5 of the present embodiment are
Setting symmetrical above and below.Remaining is all identical with embodiment one.
Embodiment six
As shown in figs. 6 a-6 c, the present embodiment is with the difference of embodiment one: the present embodiment
Forward and backward two tank walls of the second bass cavity 3 and upper tank wall and the first bass cavity 2 forward and backward
Two tank walls and upper tank wall are the most coplanar, and the first bass outlet 8 and the second bass outlet 9 are all offered
On the bottom surface tank wall 4 of the first bass cavity 2, one end of the second phonocatheter 7 is connected to second
Bass outlet 9, the other end is penetrated the second bass cavity by the bottom surface tank wall of the second bass cavity 3
In 3, it is achieved the second bass cavity 3 connects with the acoustic air-flow of ambient air.Remaining is equal and real
Execute example one identical.
This utility model keeps air gap between the table top that bottom surface tank wall and bass box are put,
This air gap is utilized to define new extra acoustics air cushion, the bass that electroacoustic conversion produces
Information stream passes through this acoustics air cushion, produces second time bass acoustic resonance, the most extra
Adding a casing, bass information stream passes through this bass acoustic the air gap, bass sound wave
Can be promoted further so that bass is strengthened well, product is simple and honest, shake shake,
Whippy bass；Meanwhile, reduce audio amplifier cost, and make audio amplifier outward appearance more beautiful.
Claims (10)
1. the bass box that a bottom bass is spoken, it is characterised in that: include the first bass chamber
Body (2), the second bass cavity (3), woofer (5), the first phonocatheter (6) and
Second phonocatheter (7), wherein the second bass cavity (3) is arranged on described first bass cavity
(2), in, the tank wall of this second bass cavity (3) is provided with described woofer (5)；
The first bass outlet (8) and second is had on the tank wall of described first bass cavity (2)
Bass outlet (9), this first bass outlet (8) connects to be had described first bass cavity (2)
The first phonocatheter (6) that internal and extraneous listening volume is connected, described second bass outlet (9)
Connect and have second be connected by internal for described second bass cavity (3) and extraneous listening volume
Phonocatheter (7)；Described first bass outlet (8) and/or the second bass outlet (9) are offered
On the bottom surface tank wall (4) of the first bass cavity (2), the appearance of this bottom surface tank wall (4)
Face is provided with casing leg (10), and described bottom surface tank wall (4) is by this casing leg (10)
In acoustic surrounding and put between table top formed be full of air gap.
2. the bass box that bottom bass as described in claim 1 is spoken, it is characterised in that: institute
Stating the first phonocatheter (6) and be positioned at the first bass cavity (2), one end is connected to described first
Bass outlet (8), the other end is free end.
3. the bass box that bottom bass as described in claim 2 is spoken, it is characterised in that: institute
Stating the first phonocatheter (6) along sound wave conduction orientation is straight tube or bend pipe.
4. the bass box that bottom bass as described in claim 1 is spoken, it is characterised in that: institute
Stating the second phonocatheter (7) and be positioned at the second bass cavity (3), one end is connected to described second
Bass outlet (9), the other end is free end.
5. the bass box that bottom bass as described in claim 1 is spoken, it is characterised in that: institute
Stating the second phonocatheter (7) and be positioned at the first bass cavity (2), one end is connected to described second
Bass outlet (9), it is internal that the other end stretches to described second bass outlet (9).
6. the bass box that bottom bass as described in claim 1 is spoken, it is characterised in that: when
Described second bass outlet (9) is opened in the first bass cavity in addition to bottom surface tank wall (4)
(2), time on other tank walls, this offers the first bass cavity (2) of the second bass outlet (9)
Tank wall is coplanar with arbitrary tank wall of described second bass cavity (3)；Or, described second leads sound
One end of pipe (7) is connected to described second bass outlet (9), and the other end stretches to described the
Two bass cavitys (3) are internal.
7. the bass box that bottom bass as described in claim 1 is spoken, it is characterised in that: when
Described first bass outlet (8) and the second bass outlet (9) are all opened in bottom surface tank wall (4)
Time upper, the bottom surface tank wall (4) of this first bass cavity (2) and described second bass cavity (3)
Bottom surface tank wall coplanar；Or, one end of described second phonocatheter (7) is connected to described second
Bass outlet (9), it is internal that the other end stretches to described second bass cavity (3).
8. the bass box that bottom bass as described in claim 1 is spoken, it is characterised in that: institute
It is multiple for stating casing leg (10), and the height of each casing leg (10) is the most equal, described
Bottom surface tank wall (4) with put table top and parallel.
9. the bass box that bottom bass as described in claim 1 or 8 is spoken, it is characterised in that:
Described casing leg (10) is Height Adjustable adjustment screw, by regulating this casing leg
(10) height realizes described bottom surface tank wall (4) and puts the height tune in gap between table top
Joint.
10. the bass box that bottom bass as described in claim 1 is spoken, it is characterised in that: institute
Stating woofer (5) when being made up of many loudspeaker units, all loudspeaker units are
Electroacoustic is with being connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417123.XU CN205622835U (en) | 2016-05-10 | 2016-05-10 | Low audio amplifier that bottom bass was spoken |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417123.XU CN205622835U (en) | 2016-05-10 | 2016-05-10 | Low audio amplifier that bottom bass was spoken |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205622835U true CN205622835U (en) | 2016-10-05 |
Family
ID=57025496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620417123.XU Expired - Fee Related CN205622835U (en) | 2016-05-10 | 2016-05-10 | Low audio amplifier that bottom bass was spoken |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205622835U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109842833A (en) * | 2017-11-28 | 2019-06-04 | 深圳市艾特铭客科技有限公司 | Speaker |
| CN111327979A (en) * | 2020-04-01 | 2020-06-23 | 嘉兴市金利达电子股份有限公司 | Double-woofer loudspeaker box |
-
2016
- 2016-05-10 CN CN201620417123.XU patent/CN205622835U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109842833A (en) * | 2017-11-28 | 2019-06-04 | 深圳市艾特铭客科技有限公司 | Speaker |
| CN111327979A (en) * | 2020-04-01 | 2020-06-23 | 嘉兴市金利达电子股份有限公司 | Double-woofer loudspeaker box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 |