CN103428589A - Portable electronic device - Google Patents
Portable electronic device Download PDFInfo
- Publication number
- CN103428589A CN103428589A CN2012101637770A CN201210163777A CN103428589A CN 103428589 A CN103428589 A CN 103428589A CN 2012101637770 A CN2012101637770 A CN 2012101637770A CN 201210163777 A CN201210163777 A CN 201210163777A CN 103428589 A CN103428589 A CN 103428589A
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- CN
- China
- Prior art keywords
- sound
- electron device
- portable electron
- sender
- housing
- 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.)
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- Telephone Set Structure (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a portable electronic device. The device comprises a housing; the front surface of the housing is provided with a display area; the back surface of the housing is provided with sound holes; loudspeakers are arranged at positions, which are opposite to the sound holes, inside the housing; the back surface of the housing comprises a contact surface which can be contacted with a support object, and sound surfaces provided with the sound holes; the sound surfaces are recessed towards the display area relative to the contact surface so as to form grooves at the back surface of the housing; the grooves are communicated with the outside environment at the lateral side of the portable electronic device; and the sound emitted by the loudspeakers penetrates the sound holes and the grooves and is transmitted to outer environment. When the portable electronic device is placed on the support object, the sound holes are not shielded so that sound quality is ensured.
Description
Technical field
The present invention relates to a kind of electronic installation, relate in particular to a kind of portable electron device.
Background technology
In portable especially portable electric device, for example, in mobile phone, panel computer, handheld device and MP4 player, usually understand boombox, to meet the seeing and hearing enjoyment of user in playing music or the process of playing games.For guaranteeing preferably audio, the sender of loud speaker is paid the utmost attention to the front that is located at electronic installation, is provided with the side of display screen.
And, in the front of portable electric device, display screen can be set usually, and some buttons for operation also can be set near screen.Because the sender of loud speaker can occupy certain area, if therefore the size of display screen is larger, just can't reserves unnecessary position in the front of portable electric device and set out sound hole.Have the dealer sender of loud speaker to be arranged on to the side of portable electric device, yet the user, when hand-held this electronic installation, is easily covered sender, causes the decline of tonequality.And while being arranged on the back side of electronic installation, although the user is difficult for touching sender, can cause due to blocking of supporter the problem of sender obturation when electronic installation lies in supporter (as desktop), the problem that can cause equally tonequality to descend.
Summary of the invention
In view of this, the present invention aims to provide a kind of difficult portable electric device that affects tonequality.
A kind of portable electron device, comprise housing, this housing front has viewing area, the back side is provided with sender, the corresponding sender of enclosure interior is provided with loud speaker, and what back side of shell comprised the contact-making surface that can contact with supporter and set out sound hole goes out the sound face, this go out the sound face with respect to contact-making surface towards the viewing area depression and at back side of shell formation groove, the external environment connect of groove and portable electron device side direction, the sound that loud speaker sends transfers to external environment through sender and groove.
Compare prior art, the sender of loud speaker is located at the electronic installation back side, and by groove and contact-making surface partition distance, therefore when contact-making surface contacts with supporter, sender will can not be blocked, thereby sound successfully can be transmitted to external environment, and then guarantee timbre matter.
The accompanying drawing explanation
The schematic perspective view of the portable electron device that Fig. 1 is first embodiment of the invention.
The three-dimensional exploded view that Fig. 2 is portable electron device shown in Fig. 1.
The back view that Fig. 3 is portable electron device shown in Fig. 1.
The side schematic view that Fig. 4 is portable electron device shown in Fig. 1.
The enlarged drawing that Fig. 5 is V place in Fig. 4.
The side schematic view of the portable electron device that Fig. 6 is second embodiment of the invention.
The enlarged drawing of the part VII that Fig. 7 is Fig. 6.
The back view of the portable electron device that Fig. 8 is third embodiment of the invention.
The main element symbol description
| |
100 |
| |
10 |
| Panel | 11 |
| Viewing area | 111 |
| Front plate body | 112 |
| Sidewall | 113 |
| Bonnet | 12 |
| Rake | 121 |
| |
122 |
| The sound chamber | 123 |
| Rear plate body | 124 |
| Sidewall | 125 |
| |
126 |
| Body of wall | 127 |
| |
20 |
| |
30 |
| |
31 |
| Portable electron device | 100a |
| Viewing area | 111a |
| Bonnet | 12a |
| |
122a |
| Flat part | 126a |
| Groove | 130a |
| Go out the |
140a |
| Contact- |
142a |
| Loud speaker | 20a |
| Supporter | 30a |
| | 100b |
| Sender | |
| 122b | |
| |
126b |
| Groove | 130b |
| Baffle |
132b |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Fig. 1 and the portable electron device 100 that Figure 2 shows that first embodiment of the invention.This portable electron device 100 can be mobile phone, panel computer, handheld device and MP4 player etc.
This portable electron device 100 has a flat-shaped housing 10, for accommodating the various parts of portable electron device 100, and for example circuit board, processor, battery, multi-media module, loud speaker etc.The front of this housing 10 has a viewing area 111, the back side of housing 10 has placed in the middle and parallel with a front flat part 126 and reaches two rakes 121 that arranged by 126 liang of lateral bucklings extensions of this flat part, two rake 121 edges are connected with housing 10 is positive, and each rake 121 is provided with one group of sender 122.Inner corresponding each the group sender 122 of housing 10 is provided with a loud speaker 20, and this loud speaker 20 is contained in a sound chamber 123.
This housing 10 comprises a panel 11 and the bonnet 12 engaged with this panel 11.This panel 11 surrounds and forms a receiving space with bonnet 12, in order to accommodate each parts of portable electron device 100.This panel 11 comprises roughly rectangular front plate body 112 and the sidewall 113 that extended towards bonnet 12 by the periphery of this front plate body 112, and described viewing area 111 is positioned at the middle part of this front plate body 112.
Please in the lump with reference to Fig. 3, this bonnet 12 comprises roughly rectangular rear plate body 124 and the sidewall 125 that extended towards panel 11 by the periphery of this rear plate body 124.This flat part 126 is positioned at the centre of rear plate body 124, and described two rakes 121 lay respectively at the both sides that flat part 126 is relative.Described rake 121 is extended to form by the bending of tilting of flat part 126 both sides, and with respect to flat part 126 be upturned (take the direction shown in Fig. 2 as with reference to).Better 30 degree to 60 degree that are chosen as of the angle between the front of described rake 121 and its housing 10.As shown in Figure 4, when housing 10, in viewing area 111, be while being placed horizontally on a supporter 30 upward, described rake 121 is higher than the flat part 126 of housing 10, thereby form an open space expanded outwardly 31 between rake 121 and this supporter, the sound that is beneficial to be spread out of by sender 122 is outwards propagated.
This rake 121 can be a plane or a cambered surface, and described sender 122 arranges between two parties along the length direction of rake 121.In the present embodiment, this rake 121 is a plane, the rectangular array distribution of sender 122.In other execution mode, described sender 122 can also be other distribution form, for example circular array, quadrate array.
See also Fig. 5, corresponding each the group sender 122 of the inwall of this rear plate body 124 vertically extends to form the body of wall 127 of an annular, and this body of wall 127 surrounds and forms described sound chamber 123 with rear plate body 124.This sound chamber 123 roughly is round pie, comprises a circular cavity and is positioned at the less rectangular cavity of an area of this circular cavity one side.Every group of sender 122 offer zone be positioned at sound chamber 123 over against housing 10 zones within, and the aperture opening ratio of every group of sender 122 (i.e. the gross area of this group sender 122 and sender 122 offer regional ratio) is more than 20%.Each loud speaker 20 correspondence is placed in a sound chamber 123, and the forward of loud speaker 20 is in the face of the zone at sender 122 places on housing 10, and the mode of speaking of loud speaker 20 is directly speak (just going out sound).When loud speaker 20 work, the sound that loud speaker 20 sends is derived and is oblique through sender 122 and propagates to outdiffusion, the direction (as shown by the arrows in Figure 4) of sound its sound intensity maximum after sender 122 spreads out of that wherein loud speaker 20 sends is in an acute angle with 111 planes, place, viewing area, i.e. not parallel also out of plumb.
In this portable electron device 100, described housing 10 is symmetrical structure, and its back side rake 121 is symmetrical arranged, and these two groups of senders 122 are symmetrical set on this two rake 121 on housing 10.The back side of housing 10 also can rely on the position of four jiaos in housing 10 four rakes 121 is set respectively, and offers one group of sender 122 on each rake 121, and the back side of housing 10 is provided with four groups of senders 122.Correspondingly, each group sender 122 of the interior correspondence of housing 10 arranges a loud speaker 20.
In this portable electron device 100, because sender 122 is located at the back side of housing 10, loud speaker 20 is with respect to sender 122 mode of speaking can be arranged to directly speak (just going out sound) like this, with respect to the speak loud speaker of mode of side, medium, high frequency composition (5KHz ~ 20KHz) in 20 pairs of sound of this loud speaker has higher fidelity, thereby can meet the seeing and hearing enjoyment of user when listening to the music or play games.
Fig. 6-7 illustrate the portable electron device 100a of second embodiment of the invention, the setting that the main distinction of itself and the first embodiment is the structure of bonnet 12a and loud speaker 20a towards.This portable electron device 100a offers respectively two groove 130a in the position near the bonnet 12a left and right sides.This two groove 130a is opened in the left and right sides of flat part 126a.The end face of each groove 130a is the plane that is parallel to flat part 126a and viewing area 111a, and side is the plane perpendicular to flat part 126a and viewing area 111a.Sender 122a is opened in the end face of groove 130a and runs through bonnet 12a and make groove 130a end face form sound face 140a.This goes out sound face 140a and caves in towards viewing area 111a with respect to flat part 126a.Loud speaker 20a is fixed in the sender 122a top of bonnet 12a, makes it go out the sound direction towards going out sound face 140a.With the structural similarity of the first embodiment, the loud speaker 20a of the present embodiment also is contained in the sound chamber formed by body of wall (not shown) and rear plate body (figure is mark not) butt, to improve, the audio fruit.This flat part 126a contacts with supporter 30a by its contact-making surface 142a, thereby portable electron device 100a is placed horizontally on supporter 30a.When portable electron device 100a is placed on supporter 30a, the surface of the contact-making surface 142a butt supporter 30a of bonnet 12a, go out sound face 140a and separate by groove 130a and supporter 30a surface.Thus, sender 122a does not have supported object 30a to cover in, and the sound sent from loud speaker 20a can successfully be transmitted to the side direction external environment of portable electron device 100a from groove 130a.
Fig. 8 shows the portable electron device 100b of third embodiment of the invention.For preventing that sound from dispersing in groove 130b, have influence on out the audio fruit, a baffle plate 132b also further is set in the present embodiment in each groove 130b.The curved structure of this baffle plate 132b, it is towards flat part 126b bending.Thus, form the acoustic reflection structure of a spill near each group sender 122b, thereby the sound spread out of from sender 122b can be reflected towards the portable electron device 100b left and right sides by baffle plate 132b, to improve output tonequality.
Understandably, the loud speaker 20a in above-mentioned the second embodiment can also be fixed in bonnet 12a obliquely by structures such as support or cushion block (not shown), and the sender 122a now gone out on sound face 140a also correspondingly is obliquely installed.The angle that loud speaker 20a tilts can with the angle of inclination identical (between 30 to 60 degree) of loud speaker 20 in the middle of the first embodiment, the direction of inclination is also the outside towards electronic portable device 100a.The sound that this kind of structure more is conducive to spread out of from sender 122a is outwards propagated.Similarly, the 3rd embodiment also can do identical variation.
The setting of the improvement of the present invention on the external structure of housing 10 and sender 122,122a is adjusted into the dealer provides a kind of means of effectively avoiding sound to cover and guarantee acoustic pressure; and structural design also can corresponding change loud speaker 20,20a go out the sound mode; and then guarantee audio; any part of doing according to the present invention or equivalent modifications have all embodied the use to creative ideas of the present invention, should belong to the row of the present invention's protection.
Claims (10)
1. a portable electron device, comprise housing, this housing front has viewing area, the back side is provided with sender, the corresponding sender of enclosure interior is provided with loud speaker, it is characterized in that: what back side of shell comprised the contact-making surface that can contact with supporter and set out sound hole goes out the sound face, this go out the sound face with respect to contact-making surface towards the viewing area depression and at back side of shell formation groove, groove is open towards the portable electron device side direction, and the sound that loud speaker sends is outwards propagated through sender and groove.
2. portable electron device as claimed in claim 1 is characterized in that: loud speaker go out the sound direction perpendicular to contact-making surface.
3. portable electron device as claimed in claim 1, is characterized in that: go out the sound face and be parallel to contact-making surface.
4. portable electron device as claimed in claim 1 is characterized in that: loud speaker to go out sound direction relative contact outward-dipping.
5. portable electron device as claimed in claim 1 is characterized in that: the bearing of trend of sender and loud speaker to go out the sound direction identical.
6. portable electron device as claimed in claim 1 is characterized in that: housing in groove forming section around the baffle plate of sender.
7. portable electron device as claimed in claim 6, it is characterized in that: baffle plate is the arc towards the contact-making surface bending.
8. portable electron device as claimed in claim 1, it is characterized in that: also comprise the sound chamber that is arranged at enclosure interior, loud speaker is contained in the sound chamber.
9. portable electron device as claimed in claim 8, it is characterized in that: also comprise the body of wall be formed on housing, the sound chamber is enclosed and is formed by body of wall.
10. portable electron device as claimed in claim 1, it is characterized in that: the quantity of sender is a plurality of, and is matrix form and is distributed in out on the sound face.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101637770A CN103428589A (en) | 2012-05-24 | 2012-05-24 | Portable electronic device |
| TW101121021A TW201348930A (en) | 2012-05-24 | 2012-06-13 | Portable electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101637770A CN103428589A (en) | 2012-05-24 | 2012-05-24 | Portable electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103428589A true CN103428589A (en) | 2013-12-04 |
Family
ID=49652644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101637770A Pending CN103428589A (en) | 2012-05-24 | 2012-05-24 | Portable electronic device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103428589A (en) |
| TW (1) | TW201348930A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104363537A (en) * | 2014-11-28 | 2015-02-18 | 惠州Tcl移动通信有限公司 | Automatic dustproof device and method |
| CN106603775A (en) * | 2016-12-20 | 2017-04-26 | 广东欧珀移动通信有限公司 | Mobile terminal |
-
2012
- 2012-05-24 CN CN2012101637770A patent/CN103428589A/en active Pending
- 2012-06-13 TW TW101121021A patent/TW201348930A/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104363537A (en) * | 2014-11-28 | 2015-02-18 | 惠州Tcl移动通信有限公司 | Automatic dustproof device and method |
| CN104363537B (en) * | 2014-11-28 | 2018-01-16 | 惠州Tcl移动通信有限公司 | A kind of automatic anti-dust device and method |
| CN106603775A (en) * | 2016-12-20 | 2017-04-26 | 广东欧珀移动通信有限公司 | Mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201348930A (en) | 2013-12-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131204 |