CN103079123B - A kind of audio amplifier - Google Patents
A kind of audio amplifier Download PDFInfo
- Publication number
- CN103079123B CN103079123B CN201310014457.3A CN201310014457A CN103079123B CN 103079123 B CN103079123 B CN 103079123B CN 201310014457 A CN201310014457 A CN 201310014457A CN 103079123 B CN103079123 B CN 103079123B
- Authority
- CN
- China
- Prior art keywords
- horn hood
- projection
- bearing pin
- audio amplifier
- horn
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000694 effects Effects 0.000 abstract description 9
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 230000001771 impaired effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/023—Screens for loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Waveguide Aerials (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
The present invention discloses a kind of audio amplifier, comprise housing, for go out sound go out sound opening, close described opening and be fixed on shell one end horn hood and be arranged on horn hood rear end for horn hood lean on block piece, described audio amplifier also comprises the locating part for spacing horn hood.The present invention is because audio amplifier setting is for the locating part of spacing horn hood, thus locating part just can play position-limiting action to horn hood, can not topple over backward because horn hood rear portion leans on block piece, thus locating part just plays the effect preventing horn hood from dumping forward, ensure that horn hood is in open mode, prevent horn hood from dumping forward and close sender and affect the use of audio amplifier.
Description
Technical field
The present invention relates to household appliance technical field, in particular, relate to a kind of audio amplifier.
Background technology
I devises a kind of audio amplifier, comprise housing, be arranged on housing for going out the opening of sound, one end is fixed on housing for closing the horn hood of described opening and being arranged on housing with the block piece of one end for leaning on for horn hood by bearing pin, described bearing pin is arranged on horn hood, horn hood is rotated by bearing pin, thus be easy to open or closed horn hood, when horn hood just can rest on block piece place when opening, it is avoided to topple over backward; And have cavity in block piece, be communicated with the cavity in housing, increase resonator and be conducive to improving volume, improving tonequality.This scheme is unexposed.But block piece leans on for horn hood only avoids horn hood to topple over backward, probably dumps forward, thus affect audio amplifier broadcasting when horn hood rests on block piece place.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of audio amplifier preventing horn hood from dumping forward.
The object of the invention is to be achieved through the following technical solutions: a kind of audio amplifier, comprise housing, for go out sound go out sound opening, close described opening and be fixed on shell one end horn hood and be arranged on horn hood rear end for horn hood lean on block piece, described audio amplifier also comprises the locating part for spacing horn hood.
Preferably, described locating part is arranged on horn hood bearing.Locating part is arranged on the convenient setting of horn hood bearing, produces, and easily realize.
Preferably, described horn hood is fixed on housing by bearing pin, described horn hood one end is provided with bearing pin, described bearing pin protrudes downwards outside horn hood, corresponding housing is provided with the depression for placing described bearing pin, described locating part is the projection be arranged in depression, and when horn hood is in open mode, described projection contacts with bearing pin.Horn hood can be rotated by bearing pin, horn hood projection when opening will contact with bearing pin, and have a power upwards to bearing pin, effect due to power is mutual, then bearing pin has a downward power, again because horn hood rear end when opening has block piece to lean on to projection, can not topple over backward, thus by the correlation of bearing pin and projection active force, just spacing for horn hood at block piece place, avoid it automatically to dump forward.
Preferably, described projection is arranged on the bottom position in the middle of depression.This is the particular location arranging projection, projection is arranged on the bottom of the middle of depression, and the position-limiting action of projection to bearing pin can be made to reach best.
Preferably, described projection upper end is little, lower end is large.This is the concrete structure arranging projection, arrange like this and facilitate horn hood to open, and in the process opened at horn hood, because projection reduces from top to bottom gradually, active force then between projection and bearing pin is just increasing along with opening of horn hood, thus ensures the position-limiting action to horn hood.
Preferably, described projection is equal along the length of bearing pin length direction upper and lower side.Such setting makes projection length consistent, when projection contacts with bearing pin, one side of projection all can contact with bearing pin, thus make projection and the bearing pin uniform force when power interacts, thus avoid projection and bearing pin impaired, and the contact area that can increase between projection and bearing pin is set like this, thus make limit effect better.
Preferably, the vertical section of described projection is isosceles trapezoid.This is a kind of concrete structure arranging projection, arranges projection like this and reduces gradually from top to bottom, can save material.
Preferably, described projection is two, and is distributed on concave bottom.The limit effect that two projections increase projection is set.
Preferably, when described horn hood is in closed state, described bearing pin is provided with the groove for placing described projection.When horn hood closes, projection is located in groove, the vibrational power flow of the corresponding projection of groove, and groove is greater than projection, thus conveniently to open at horn hood, be placed in groove by projection in closed process.
Preferably, described locating part is to be arranged on block piece and magnetite on corresponding horn hood.Horn hood arranges magnetite, and corresponding arranges magnetite on block piece, and horn hood can by spacing for horn hood at block piece place, thus avoid it to dump forward when being in open mode by the attraction between magnetite.
The present invention is because audio amplifier setting is for the locating part of spacing horn hood, thus locating part just can play position-limiting action to horn hood, can not topple over backward because horn hood rear portion leans on block piece, thus locating part just plays the effect preventing horn hood from dumping forward, ensure that horn hood is in open mode, prevent horn hood from dumping forward and close sender and affect the use of audio amplifier.
Accompanying drawing explanation
Fig. 1 is the structural representation of housing described in the embodiment of the present invention one;
Fig. 2 is the structural representation of horn hood described in the embodiment of the present invention one.
Wherein: 11, locating part (projection); 12, opening; 13, axle sleeve; 14, cave in; 15, block piece; 2, bearing pin; 21, groove.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the invention will be further described.
The present invention discloses a kind of audio amplifier, comprise housing, for go out sound go out sound opening, close described opening and be fixed on shell one end horn hood and be arranged on horn hood rear end for horn hood lean on block piece, as the embodiment one of audio amplifier of the present invention, as depicted in figs. 1 and 2, described audio amplifier also comprises the locating part 11 for spacing horn hood.The present invention is because audio amplifier setting is for the locating part 11 of spacing horn hood, thus locating part 11 just can play position-limiting action to horn hood, can not topple over backward because horn hood rear portion leans on block piece 15, thus locating part 11 just plays the effect preventing horn hood from dumping forward, ensure that horn hood is in open mode, prevent horn hood from dumping forward and close sender and affect the use of audio amplifier.
As shown in Figure 1, shown in Fig. 1 is the structural representation of voice box casing described in the embodiment of the present invention one, in the present embodiment, described housing comprises detachable fixing upper casing and lower casing, Fig. 1 is the structural representation of upper casing, and audio amplifier also comprises loudspeaker, and loudspeaker are arranged between upper casing and lower casing, audio amplifier upper casing is provided with the opening 12 for going out sound, and the corresponding loudspeaker of opening 12 are arranged.Composition graphs 2, described horn hood one end is fixed on upper casing by bearing pin 2, and horn hood one end is provided with bearing pin 2, and upper casing is provided with the axle sleeve 13 coordinated with bearing pin 2, and horn hood can be rotated by bearing pin 2, thus is easy to open horn hood.Horn hood coordinates described opening 12 to arrange, and does not use during audio amplifier and horn hood is closed described opening 12, thus can prevent dust or other foreign material from falling in audio amplifier; Use during audio amplifier and open horn hood, sound will be propagated out from opening 12.
Upper casing and lower casing are detachably fixed, concrete for being screwed, screw fixation, and for convenience detach, thus once the device in audio amplifier need to check or maintenance just by dismantling upper casing and lower casing carries out.Certainly, the housing of audio amplifier of the present invention also can be wholely set, and is wholely set and can saves assembling procedure, saves the production time.
Audio amplifier also comprises a block piece 15, as can see from Figure 1, a protrusion is had at the block piece 15 of upper shell upper portion in the rear end of opening 12, when horn hood is opened, horn hood will be toppled over backward, owing to being provided with block piece 15, will resting on when horn hood is opened on block piece 15, would not topple over backward, thus the overall center of gravity of audio amplifier is not offset, and then make the placement of audio amplifier more stable.
Can lean on block piece backward when horn hood is opened, but horn hood can dump forward, in the present embodiment, locating part can carry out spacing to horn hood, prevents horn hood from dumping forward being under open mode.As depicted in figs. 1 and 2, specific as follows.
In the present embodiment, described horn hood is fixed on housing by bearing pin 2, described horn hood one end is provided with bearing pin 2, described bearing pin 2 protrudes outside horn hood downwards, corresponding housing is provided with the depression 14 for placing described bearing pin 2, described locating part 1 is for being arranged on the projection 11 in depression 14, and when horn hood is in open mode, described projection 11 contacts with bearing pin 2.Horn hood can be rotated by bearing pin 2, horn hood projection 11 when opening will contact with bearing pin 2, and have a power upwards to bearing pin 2, effect due to power is mutual, then bearing pin 2 pairs of projections 11 have a downward power, again because horn hood rear end when opening has block piece 15 to lean on, can not topple over backward, thus by the correlation of active force both bearing pin 2 and projection 11, just spacing for horn hood at block piece 15 place, avoid it automatically to dump forward.
In the present embodiment, described projection 11 is arranged on the bottom position in the middle of depression 14; This is the particular location arranging projection 11, projection 11 is arranged on the bottom of the middle of depression 14, and the position-limiting action of projection 11 pairs of bearing pins 2 can be made to reach best.
In the present embodiment, described projection 11 upper end is little, lower end is large; This is the concrete structure arranging projection 11, arrange like this and facilitate horn hood to open, and in the process to open at horn hood, because projection 11 reduces from top to bottom gradually, active force then between projection 11 and bearing pin 2 is just increasing along with opening of horn hood, thus ensures the position-limiting action to horn hood.Described projection 11 is equal along the length of bearing pin 2 length direction upper and lower side; Such setting makes projection 11 length consistent, when projection 11 contacts with bearing pin 2, one side of projection 11 all can contact with bearing pin 2, thus make projection 11 and bearing pin 2 uniform force when power interacts, thus avoid projection 11 and bearing pin 2 impaired, and the contact area that can increase between projection 11 and bearing pin 2 is set like this, thus make limit effect better.The vertical section of described projection 11 is isosceles trapezoid; This is a kind of concrete structure arranging projection 11, arranges projection 11 like this and reduces gradually from top to bottom, can save material, and certainly, projection also can be arranged to other structure, such as, and isosceles triangle.
In the present embodiment, described projection 11 is two, and is distributed on bottom depression 14; The limit effect that two projections 11 increase projection 11 is set.The number of projection is arranged with the need, is not limited in two.
As shown in Figure 2, shown in Fig. 2 is the structural representation of horn hood described in the embodiment of the present invention one, composition graphs 1, and when described horn hood is in closed state, described bearing pin 2 is provided with for placing the recessed of described projection 11,21; When horn hood closes, projection 11 is located in groove 21, the vibrational power flow of the corresponding projection 11 of groove 21, and groove 21 is greater than projection 11, thus convenient to open at horn hood, be placed in groove 21 by projection 11 in closed process.
As the embodiment of the present invention two, be that described locating part is to be arranged on block piece and magnetite on corresponding horn hood with the difference of embodiment one; Horn hood arranges magnetite, and corresponding arranges magnetite on block piece, and horn hood can by spacing for horn hood at block piece place, thus avoid it to dump forward when being in open mode by the attraction between magnetite.Other arranges and identically with embodiment one with beneficial effect to tell about no longer one by one here.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (4)
1. an audio amplifier, comprise housing, for go out sound go out sound opening, close described opening and be fixed on shell one end horn hood and be arranged on horn hood rear end for horn hood lean on block piece, it is characterized in that, described audio amplifier also comprises the locating part for spacing horn hood, and described locating part is arranged on horn hood bearing; Described horn hood is fixed on housing by bearing pin, described horn hood one end is provided with bearing pin, described bearing pin protrudes downwards outside horn hood, corresponding housing is provided with the depression for placing described bearing pin, described locating part is the projection be arranged in depression, and when horn hood is in open mode, described projection contacts with bearing pin; Described projection upper end is little, lower end large, and described projection reduces from lower end gradually to upper end, and described projection is equal along the length of bearing pin length direction upper and lower side; When described horn hood is in closed state, described bearing pin is provided with the groove for placing described projection.
2. audio amplifier as claimed in claim 1, is characterized in that, described projection is arranged on the bottom position in the middle of depression.
3. audio amplifier as claimed in claim 2, it is characterized in that, the vertical section of described projection is isosceles trapezoid.
4. audio amplifier as claimed in claim 3, it is characterized in that, described projection is two, and is distributed on concave bottom.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2013/070554 WO2014110741A1 (en) | 2013-01-16 | 2013-01-16 | Loudspeaker |
| CN201310014457.3A CN103079123B (en) | 2013-01-16 | 2013-01-16 | A kind of audio amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310014457.3A CN103079123B (en) | 2013-01-16 | 2013-01-16 | A kind of audio amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103079123A CN103079123A (en) | 2013-05-01 |
| CN103079123B true CN103079123B (en) | 2016-03-30 |
Family
ID=48155511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310014457.3A Active CN103079123B (en) | 2013-01-16 | 2013-01-16 | A kind of audio amplifier |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103079123B (en) |
| WO (1) | WO2014110741A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103096193A (en) * | 2013-01-16 | 2013-05-08 | 刘骏涛 | Voice box |
| CN103079127A (en) * | 2013-01-16 | 2013-05-01 | 刘骏涛 | Sound box |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2766476Y (en) * | 2004-12-30 | 2006-03-22 | 正桦创新科技股份有限公司 | Portable sound box |
| CN2852580Y (en) * | 2005-11-11 | 2006-12-27 | 葛雷科技股份有限公司 | Modified flip-type trumpet structure |
| CN101336013A (en) * | 2008-07-30 | 2008-12-31 | 苏州胜利精密制造有限公司 | Net cover sticking tool |
| CN101594561A (en) * | 2009-07-02 | 2009-12-02 | 美力达电子（昆山）有限公司 | Portable loudspeaker box |
| CN201920645U (en) * | 2011-01-30 | 2011-08-10 | 卓仲表 | Toilet bowl with sound boxes |
| CN302010150S (en) * | 2011-12-14 | 2012-07-25 | 褚明华 | Speaker (toilet) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201042071Y (en) * | 2007-06-11 | 2008-03-26 | 魏秀贞 | A theft prevention alarm voice horn |
| CN202514034U (en) * | 2012-01-13 | 2012-10-31 | 李正新 | Dancing speaker |
| CN202496045U (en) * | 2012-03-26 | 2012-10-17 | 河源职业技术学院 | Multimedia speaker |
| CN102695105B (en) * | 2012-04-27 | 2014-10-15 | 浙江魔杰电子股份有限公司 | Multifunctional sound box |
| CN202435558U (en) * | 2012-06-13 | 2012-09-12 | 安吉腾飞电子有限公司 | Quick-to-assemble sound box |
-
2013
- 2013-01-16 CN CN201310014457.3A patent/CN103079123B/en active Active
- 2013-01-16 WO PCT/CN2013/070554 patent/WO2014110741A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2766476Y (en) * | 2004-12-30 | 2006-03-22 | 正桦创新科技股份有限公司 | Portable sound box |
| CN2852580Y (en) * | 2005-11-11 | 2006-12-27 | 葛雷科技股份有限公司 | Modified flip-type trumpet structure |
| CN101336013A (en) * | 2008-07-30 | 2008-12-31 | 苏州胜利精密制造有限公司 | Net cover sticking tool |
| CN101594561A (en) * | 2009-07-02 | 2009-12-02 | 美力达电子（昆山）有限公司 | Portable loudspeaker box |
| CN201920645U (en) * | 2011-01-30 | 2011-08-10 | 卓仲表 | Toilet bowl with sound boxes |
| CN302010150S (en) * | 2011-12-14 | 2012-07-25 | 褚明华 | Speaker (toilet) |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103079123A (en) | 2013-05-01 |
| WO2014110741A1 (en) | 2014-07-24 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160224 Address after: 518000 Shenzhen City, Futian District province Hongling building,, 1 25B Applicant after: Xing Haoyu Address before: 518000 Guangdong city of Shenzhen province Futian District Bagua road Pengyi garden five building 1208 room Applicant before: Liu Juntao |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Guo Wenfeng Inventor before: Liu Juntao |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170817 Address after: Xianxian County Guo Han Cun Zhen Ma Fang Cun 062255 Hebei city of Cangzhou province No. 45 Patentee after: Guo Wenfeng Address before: 518000 Shenzhen City, Futian District province Hongling building,, 1 25B Patentee before: Xing Haoyu |
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Effective date of registration: 20180222 Address after: 102600, No. 3, building 2, building 4, Paradise Road, Beijing, Daxing District, 1, unit 317 Patentee after: Beijing informed investment home intellectual property rights Operation Co., Ltd. Address before: Xianxian County Guo Han Cun Zhen Ma Fang Cun 062255 Hebei city of Cangzhou province No. 45 Patentee before: Guo Wenfeng |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180330 Address after: 215000 Chaoyang Industrial Park, Cao Hu Industrial Park, Xiangcheng District Xiangcheng Economic Development Zone, Suzhou, Jiangsu Patentee after: Suzhou bel Tech Electronics Co., Ltd. Address before: 102600, No. 3, building 2, building 4, Paradise Road, Beijing, Daxing District, 1, unit 317 Patentee before: Beijing informed investment home intellectual property rights Operation Co., Ltd. |
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| TR01 | Transfer of patent right |