CN106341759A - Sound cavity structure and intelligent walkie-talkie having same - Google Patents
Sound cavity structure and intelligent walkie-talkie having same Download PDFInfo
- Publication number
- CN106341759A CN106341759A CN201610739721.3A CN201610739721A CN106341759A CN 106341759 A CN106341759 A CN 106341759A CN 201610739721 A CN201610739721 A CN 201610739721A CN 106341759 A CN106341759 A CN 106341759A
- Authority
- CN
- China
- Prior art keywords
- cavity structure
- sound chamber
- sound cavity
- loudspeaker
- audio cavity
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Telephone Set Structure (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention is suitable for the technical field of a loudspeaker, and discloses a sound cavity structure and an intelligent walkie-talkie having the sound cavity structure. The sound cavity structure comprises a sound cavity upper cover and a sound cavity lower cover, which are connected to form an accommodation chamber; and a loudspeaker, which is arranged in the accommodation chamber. The sound cavity upper cover is provided with a loudspeaking hole, the shape and size of which are matched with the shape and the size of a vibrating diaphragm of the loudspeaker; and one corner of the sound cavity structure is provided with a plurality of antenna spring pin through holes, which run through the sound cavity upper cover and the sound cavity lower cover, are arranged at one side of the accommodation chamber and are used for embedding antenna spring pins. Through the plurality of antenna spring pin through holes, electrical connection between antennas on a lower housing of the walkie-talkie and PCA antenna feed points is realized, thereby solving the problems that since a conventional sound cavity structure increases chips and interface devices, the structure thereof is not compact, and it is difficult to realize thinning and lighting of the whole device; a sound cavity and the antennas are allowed to be in embedded lamination in the vertical direction, and isolation requirement of the antennas and a main board is met; and meanwhile, the whole device also has a very good music effect.
Description
Technical field
The invention belongs to loudspeaker techniques field, more particularly, to a kind of audio cavity structure and include this audio cavity structure intelligence right
Say machine.
Background technology
The appearance of intelligent intercom enriches the application function of intercommunication.Intelligent intercom is the mobile phone side based on Android system
The intercommunication terminal of case, in addition to realizing traditional intercommunication application, intelligent intercom also take pictures shooting, storage, location navigation,
The functions such as wifi hotspot, Bluetooth player.So many function is integrated, increased the quantity of chip and interface device so that whole
The stacking of machine need compacter just enable lightening, especially loudspeaker and antenna so need much room and isolation enough
Degree, come the device to place, needs to realize the lightening of whole machine using stacking and the embedded mode placed, and of the prior art
Intercom can not meet above-mentioned its to lightening demand.
Content of the invention
It is an object of the invention to overcoming intercom in above-mentioned prior art can not meet the defect of lightening demand, carry
Supply a kind of audio cavity structure, it makes compact integral structure, and achieves the lightening of whole machine.
The invention provides a kind of audio cavity structure, including being interconnected so as to form under lid and sound chamber on the sound chamber of accommodating cavity
Lid, and it is positioned over the loudspeaker in described accommodating cavity, described sound chamber covers and offers shape and size and described loudspeaker
The shape and size coupling of vibrating diaphragm loud-speaker opening, one jiao of described audio cavity structure offers and runs through lid and sound chamber on described sound chamber
Lower cover, be located at described accommodating cavity side and for flush antenna bullet pin multiple antenna flicking needle through holes.
Present invention also offers a kind of intelligent intercom, including interconnective upper casing and lower casing, be separately positioned on described
The front eyeglass of upper casing and lower casing side and back side eyeglass, the pca being arranged between described upper casing and lower casing and several as above
State described audio cavity structure.
Implement a kind of audio cavity structure of the present invention, have the advantages that by offering at audio cavity structure one jiao
Run through lid and sound chamber lower cover on sound chamber, be located at accommodating cavity side and the multiple antenna flicking needle through holes for flush antenna bullet pin, real
The now electrical connection of the antenna on intelligent intercom lower casing and the upper antenna feed point of pca, solve traditional audio cavity structure increase chip with
The structure that interface device leads to is not compact, be difficult to the lightening problem of whole machine, can make sound chamber and antenna in vertical direction
Embedded lamination, this audio cavity structure ensure that the insulated degree requirement of antenna and mainboard, also makes compact integral structure, finally realizes whole
Machine lightening, whole machine also has good music effect simultaneously.
Implement a kind of intelligent intercom of the present invention, have the advantages that by arranging between upper casing and lower casing
Several audio cavity structures, the lightening volume making intercom of this audio cavity structure is reduced, and arranges several sound chambeies knot
Structure makes whole machine sound loud and clear, and can achieve stereophony when audio cavity structure is two, improves traditional intercom list
The narrow shortcoming of loudspeaker range is so that intercom also has the effect of audio amplifier.
Brief description
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below by use required in embodiment
Accompanying drawing be briefly described it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, can also be obtained other attached according to these accompanying drawings
Figure.
Fig. 1 is the sectional view of audio cavity structure provided in an embodiment of the present invention；
Fig. 2 is the side view of audio cavity structure provided in an embodiment of the present invention；
Fig. 3 is the top view of audio cavity structure provided in an embodiment of the present invention；
Fig. 4 is the upward view of audio cavity structure provided in an embodiment of the present invention；
Fig. 5 is the explosive view of intelligent intercom provided in an embodiment of the present invention.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can directly or
It is connected on another element.When an element is known as " being connected to " another element, it can be direct or indirect connection
To another element.
Also, it should be noted the orientation term such as left and right, upper and lower in the embodiment of the present invention, it is only relative concept each other
Or with the normal operating condition of product as reference, and should not be regarded as restrictive.
As shown in Figures 1 to 4, audio cavity structure provided in an embodiment of the present invention includes covering 1, sound chamber lower cover 2 on sound chamber and raises
Sound device 3.Wherein, on sound chamber, lid 1 and sound chamber lower cover 2 interconnect formation accommodating cavity, and loudspeaker 3 is placed on accommodating cavity
Interior.Sound chamber offers a loud-speaker opening 11 on lid 1, the shape of the shape and size of this loud-speaker opening 11 and loudspeaker 3 vibrating diaphragm and
Consistent size.In addition, offer at one jiao of audio cavity structure and multiple running through on sound chamber lid 1 and sound chamber lower cover 2 and be located at accommodating cavity
The antenna flicking needle through hole 7 of side, this antenna flicking needle through hole 7 is run through lid 1 and sound chamber lower cover 2 on sound chamber and is not still connected with accommodating cavity
Logical, antenna flicking needle embeds the electrical connection of antenna feed point on antenna and the pca that this through hole is realized on intelligent intercom lower casing.Antenna flicking
Pin embeds audio cavity structure so that most of area can arrange antenna above audio cavity structure, and then makes whole machine more frivolous.Its
In, in embodiments of the present invention, the components and parts that pca refers to including pcb and is mounted on pcb.
The embodiment of the present invention runs through lid 1 and sound chamber lower cover 2 on sound chamber, is located at and holds by offering at one jiao of audio cavity structure
Put chamber side and the multiple antenna flicking needle through holes 7 for flush antenna bullet pin, realize the antenna on intelligent intercom lower casing and pca
The electrical connection of upper antenna feed point, solves that the structure that traditional audio cavity structure increases chip and interface device leads to is not compact, is difficult to
Realize the lightening problem of whole machine, sound chamber and antenna embedded lamination in vertical direction can be made, this audio cavity structure ensure that sky
Line and the insulated degree requirement of mainboard, also make compact integral structure, finally realize the lightening of whole machine, whole machine also has very well simultaneously
Music effect.
In one particular embodiment of the present invention, three above-mentioned antenna flickings being set up in parallel are offered on audio cavity structure
Pin through hole 7, and a diameter of 1.5mm of antenna flicking needle through hole 7, pitch-row is 1mm.
Further, sound chamber is covered on 1 and post one above loud-speaker opening 11 and be slightly larger in dimension than the anti-of loud-speaker opening 11
Dirt net 4, to protect loudspeaker 3.
Further, it is provided with a projection 21 inside sound chamber lower cover 2, this projection 21 is used for support speaker 3, when sound chamber
When upper lid 1 and sound chamber lower cover 2 connect, on sound chamber, lid 1 is fixing by loudspeaker 3 together with raised 21, so that loudspeaker 3 is not moved, no
Vibration.
Further, sound chamber lower cover 2 is provided with a square opening 22, at this perforate 22, fills conducting foam 5, and this is led
Electric foam 5 is electrically connected with the metal shell of loudspeaker 3, realizes the demand for grounding of loudspeaker 3 metal shell, to reduce to antenna
The interference that performance is realized.Specifically, this perforate 22 can run through sound chamber lower cover 2 so that the metal of conducting foam 5 and loudspeaker 3
Shell directly contact, and then realize being electrically connected with.
Further, speaker contacts locating dowel 23, sound chamber locating dowel 24 and some are provided with sound chamber lower cover 2
Rank avoids position 25.Wherein, some steps avoid position 25 and are used for assembling components and parts or the interface device avoiding on pca；Sound chamber is fixed
Position post 24 is used for positioning on pca for the sound chamber and fixation；Speaker contacts locating dowel 23 is used for locating speaker fpc contact position
Put.The loudspeaker both positive and negative polarity being placed in accommodating cavity covers the junction extraction of 1 and sound chamber lower cover 2 by fpc winding displacement 6 from sound chamber
Outside accommodating cavity, and it is bonded on sound chamber lower cover 2 after speaker contacts locating dowel 23 positions, so that assembling is simple,
Improve packaging efficiency.Spacing between loudspeaker cathode contact 31 and loudspeaker cathode contact 32 is 1mm.
As shown in figure 5, present invention also offers a kind of intelligent intercom, it includes interconnective upper casing 10 and lower casing
20th, the front eyeglass 70 being arranged on upper casing 10 front side, the back side eyeglass 80 being arranged on lower casing 20 rear side, be arranged on upper casing 10 with
Pca100 between shell 20, several above-mentioned sound chamber 90 structures being arranged between upper casing 10 and lower casing 20, and be arranged on
Function button 30 on pca100, power button 40, volume button 50 and metal dome button 60.One in the present invention specifically real
Apply in example, symmetrically placed between upper casing 10 and lower casing 20 have two above-mentioned sound chamber 90 structures, makes whole machine sound loud and clear, and realize double
Channel stereo, improves the narrow shortcoming of traditional intercom list loudspeaker range so that intercom also has the effect of audio amplifier.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any modification, equivalent or improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of audio cavity structure is it is characterised in that include being interconnected so as to form lid and sound chamber lower cover on the sound chamber of accommodating cavity, with
And it is positioned over loudspeaker in described accommodating cavity, described sound chamber covers the vibrating diaphragm offering shape and size and described loudspeaker
Shape and size coupling loud-speaker opening, one jiao of described audio cavity structure offer run through lid and sound chamber lower cover on described sound chamber,
Positioned at described accommodating cavity side and for flush antenna bullet pin multiple antenna flicking needle through holes.
2. audio cavity structure as claimed in claim 1 is it is characterised in that described audio cavity structure offers three institutes being set up in parallel
State antenna flicking needle through hole.
3. audio cavity structure as claimed in claim 1 is it is characterised in that a diameter of 1.5mm of described antenna flicking needle through hole, pitch-row
For 1mm.
4. audio cavity structure as claimed in claim 1 is more than described raising one's voice it is characterised in that being covered with size on described loud-speaker opening
The Air Filter in hole.
5. audio cavity structure as claimed in claim 1 is used for supporting institute it is characterised in that being provided with one inside the lower cover of described sound chamber
State the projection of loudspeaker, described loudspeaker is fixed on and covers and projection between on described sound chamber.
6. audio cavity structure as claimed in claim 1 is provided with a perforate it is characterised in that covering under described sound chamber, described opens
It is filled with conducting foam at hole, and described conducting foam is electrically connected with the metal shell of described loudspeaker.
7. audio cavity structure as claimed in claim 1 it is characterised in that cover under described sound chamber is provided with for by described sound chamber
Structure positioning and the sound chamber locating dowel being fixed on pca, the speaker contacts for positioning the fpc contact position of described loudspeaker
Locating dowel, and several are for steps avoidance position of the components and parts on assembling avoidance pca or interface device.
8. audio cavity structure as claimed in claim 7 it is characterised in that described loudspeaker both positive and negative polarity by fpc winding displacement from described
On sound chamber, the junction of lid and sound chamber lower cover is drawn outside described accommodating cavity, and viscous after described speaker contacts locating dowel positions
It is combined in and cover under described sound chamber.
9. a kind of intelligent intercom it is characterised in that include interconnective upper casing and lower casing, be separately positioned on described upper casing and
The front eyeglass of lower casing side and back side eyeglass, the pca being arranged between described upper casing and lower casing and several as aforesaid right
Require the audio cavity structure described in 1-8 any one.
10. intelligent intercom as claimed in claim 9 is it is characterised in that symmetrically placed between described upper casing and lower casing have two
Individual described audio cavity structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610739721.3A CN106341759B (en) | 2016-08-26 | 2016-08-26 | Sound cavity structure and intelligent interphone comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610739721.3A CN106341759B (en) | 2016-08-26 | 2016-08-26 | Sound cavity structure and intelligent interphone comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106341759A true CN106341759A (en) | 2017-01-18 |
| CN106341759B CN106341759B (en) | 2020-02-14 |
Family
ID=57824041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610739721.3A Active CN106341759B (en) | 2016-08-26 | 2016-08-26 | Sound cavity structure and intelligent interphone comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106341759B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108040310A (en) * | 2017-11-29 | 2018-05-15 | 维沃移动通信有限公司 | A kind of mobile terminal |
| CN108232408A (en) * | 2018-01-03 | 2018-06-29 | 瑞声精密制造科技(常州)有限公司 | Mobile equipment and its manufacturing method |
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| CN102377447A (en) * | 2011-10-21 | 2012-03-14 | 深圳市迪美通讯设备有限公司 | Antenna spring contact |
| CN103067798A (en) * | 2011-10-24 | 2013-04-24 | 比亚迪股份有限公司 | Sound cavity structure and electronic product with same |
| CN103579738A (en) * | 2012-07-27 | 2014-02-12 | 昆达电脑科技(昆山)有限公司 | Integrated built-in antenna |
| CN204231651U (en) * | 2014-12-08 | 2015-03-25 | 上海安费诺永亿通讯电子有限公司 | A kind of audio cavity structure |
| CN204596942U (en) * | 2015-03-31 | 2015-08-26 | 北京奇虎科技有限公司 | Antenna and Wearable communication equipment |
| CN105812518A (en) * | 2016-03-16 | 2016-07-27 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
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2016
- 2016-08-26 CN CN201610739721.3A patent/CN106341759B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102377447A (en) * | 2011-10-21 | 2012-03-14 | 深圳市迪美通讯设备有限公司 | Antenna spring contact |
| CN103067798A (en) * | 2011-10-24 | 2013-04-24 | 比亚迪股份有限公司 | Sound cavity structure and electronic product with same |
| CN103579738A (en) * | 2012-07-27 | 2014-02-12 | 昆达电脑科技(昆山)有限公司 | Integrated built-in antenna |
| CN204231651U (en) * | 2014-12-08 | 2015-03-25 | 上海安费诺永亿通讯电子有限公司 | A kind of audio cavity structure |
| CN204596942U (en) * | 2015-03-31 | 2015-08-26 | 北京奇虎科技有限公司 | Antenna and Wearable communication equipment |
| CN105812518A (en) * | 2016-03-16 | 2016-07-27 | 青岛海信移动通信技术股份有限公司 | Mobile terminal |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108040310A (en) * | 2017-11-29 | 2018-05-15 | 维沃移动通信有限公司 | A kind of mobile terminal |
| CN108040310B (en) * | 2017-11-29 | 2020-02-14 | 维沃移动通信有限公司 | Mobile terminal |
| CN108232408A (en) * | 2018-01-03 | 2018-06-29 | 瑞声精密制造科技(常州)有限公司 | Mobile equipment and its manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106341759B (en) | 2020-02-14 |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 518000 Guangdong Shenzhen Longgang District Bantian Street five and Avenue North Yuan Zheng science and Technology Factory 1 Factory 4 floor. Applicant after: Shenzhen tyre Automobile Maintenance Technology Co., Ltd. Address before: 518000 Shenzhen, Guangdong province Longgang District ban Xue Gang Industrial Zone five and Avenue North Yuan Zheng Industrial Park. Applicant before: Shenzhen city car wheel linked data Technology Co. Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Bantian street, Longgang District of Shenzhen City, Guangdong province 518000 yuan and five Avenue sign technology plant No. 1 building 4 floor Patentee after: SHENZHEN GOLO CHELIAN DATA TECHNOLOGY Co.,Ltd. Address before: Bantian street, Longgang District of Shenzhen City, Guangdong province 518000 yuan and five Avenue sign technology plant No. 1 building 4 floor Patentee before: GOLO IOV DATA TECHNOLOGY Co.,Ltd. |