CN105376680A - Mobile terminal - Google Patents
Mobile terminal Download PDFInfo
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- CN105376680A CN105376680A CN201510789047.5A CN201510789047A CN105376680A CN 105376680 A CN105376680 A CN 105376680A CN 201510789047 A CN201510789047 A CN 201510789047A CN 105376680 A CN105376680 A CN 105376680A
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- mobile terminal
- sender
- sound
- tightly connected
- annular seal
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Abstract
The invention discloses a mobile terminal, relates to the technical field of loudspeakers, and aims to solve the problem that voice of the mobile terminal is easy to leak due to the fact that a loudspeaker is fixed in the mobile terminal by sticking foam at the side edge around the horn of the loudspeaker. The mobile terminal comprises an antenna bracket and the loudspeaker; a front voice cavity is formed between the voice exit surface of the loudspeaker and the antenna bracket; a voice exit hole of the voice cavity is formed at one side of the front voice cavity; a first step with a first sealed cavity is arranged on the antenna bracket; the first sealed cavity is communicated with the front voice cavity through the voice exit hole of the voice cavity; a second step with a second sealed cavity and a front shell voice exit hole communicated with the second sealed cavity are arranged on the front shell of the mobile terminal; the second step and the first step are in sealed connection, such that the first sealed cavity and the second sealed cavity are communicated to form a voice exit channel; and the connection surface at the sealed joint of the second step and the first step is vertical to the thickness direction of the mobile terminal. The mobile terminal disclosed by the invention is used in the field of communication.
Description
Technical field
The present invention relates to loudspeaker techniques field, particularly relate to a kind of mobile terminal.
Background technology
Along with user improves constantly the requirement of mobile terminal performance, user not only requires the audio that mobile terminal can provide good, also requires that mobile terminal has ultrathin design simultaneously, to alleviate the weight of mobile terminal, improves its portability.And existing mobile terminal is in order to realize ultrathin design, be generally adopt side to go out sound the loud speaker of its inside go out sound mode, this side goes out going out sound mode and can avoiding loud speaker and front sound chamber thereof and rear sound chamber, arrange along the thickness direction of mobile terminal with the fore shell of fore shell sender of sound, thus achieves the needs of mobile terminal to lightening development.
But, the loud speaker of mobile terminal inside adopt this side go out sound go out sound mode time, general needs are fixed on mobile terminal inside by pasting foam around the loudspeaker of loud speaker to make loud speaker, and this fixed form of pasting foam around the loudspeaker of loud speaker, because its operation easier is large, and bad to the sealing effectiveness of loud speaker, cause mobile terminal easily to occur leaking the problem of sound.
Summary of the invention
The object of the present invention is to provide a kind of mobile terminal, being fixed on mobile terminal inside by the stickup of side around the loudspeaker of loud speaker foam to make loud speaker to solve, easily there is the problem of leaking sound in the mobile terminal caused.
To achieve these goals, the invention provides following technical scheme:
A kind of mobile terminal, comprises antenna holder and loud speaker, and going out between sound face and described antenna holder of described loud speaker forms front sound chamber, and the side in described front sound chamber offers sound chamber sender; Described antenna holder is provided with the first step of band first annular seal space, and described first annular seal space is communicated with described front sound chamber by described sound chamber sender; The fore shell of described mobile terminal is provided with the second step of band second annular seal space, and the fore shell sender be communicated with described second annular seal space; Described second step and described first step are tightly connected and described first annular seal space are communicated with described second annular seal space form sound channel, and described second step and described first step are tightly connected, the joint face located is vertical with the thickness direction of described mobile terminal.
Compared with prior art, beneficial effect of the present invention is:
In mobile terminal provided by the invention, the sound sent by loud speaker successively through front sound chamber, sound chamber sender, the first annular seal space, the second annular seal space, fore shell sender spread out of mobile terminal.And be tightly connected by first step and second step, first annular seal space is communicated with the second annular seal space and forms sound channel, and first step and second step be tightly connected place joint face vertical with the thickness direction of mobile terminal, ensure that first step and the place of being tightly connected of second step can realize forward and be connected; The centering connected due to forward is better, make that there is between first step and second step higher axiality, therefore, make the connection at the place that is tightly connected of first step and second step tightr, improve the tightness at the place that is tightly connected, avoid poorly sealed the caused leakage mail topic in junction; In addition, by the mode that this forward is bonding, be connected after only the joint face at the place of being tightly connected of first step need being aimed at the joint face at the place of being tightly connected of second step, operating process is simple and convenient, well reduces operation easier.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms a part of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 goes out the stereogram of the mobile terminal of sound mode for employing side that the embodiment of the present invention provides;
Fig. 2 goes out the profile of the mobile terminal of sound mode for employing side that the embodiment of the present invention provides;
The vertical view of the first step that Fig. 3 provides for the embodiment of the present invention;
The second annular seal space structure chart in the terminal that Fig. 4 provides for the embodiment of the present invention.
Reference numeral:
1-loud speaker, sound chamber before 2-,
3-first annular seal space, 4-second annular seal space,
5-fore shell sender, 6-first step,
7-antenna holder, 8-second step.
Embodiment
In order to further illustrate the mobile terminal that the embodiment of the present invention provides, be described in detail below in conjunction with Figure of description.
Refer to Fig. 1, Fig. 2 and Fig. 3, present embodiments provide a kind of mobile terminal, this mobile terminal comprises antenna holder 7 and loud speaker 1, and going out between sound face and antenna holder 7 of loud speaker 1 forms front sound chamber 2, and the side in front sound chamber 2 offers sound chamber sender; First step 6, first annular seal space 3 that antenna holder 7 is provided with band first annular seal space 3 is communicated with front sound chamber 2 by sound chamber sender; The fore shell of mobile terminal is provided with the second step 8 of band second annular seal space 4, and the fore shell sender 5 be communicated with the second annular seal space 4; Second step 8 and first step 6 are tightly connected and the first annular seal space 3 are communicated with the second annular seal space 4 form sound channel, and second step 8 and first step 6 are tightly connected, the joint face located is vertical with the thickness direction of mobile terminal.
During work, sounded by loud speaker 1, the sound sent successively through front sound chamber 2, sound chamber sender, the first annular seal space 3, second annular seal space 4, finally spread out of mobile terminal from the fore shell sender 5 fore shell.It should be noted that, the direction of propagation of the sound that the direction of arrow in Fig. 1 and Fig. 2 sends for loud speaker 1.
The mobile terminal structure provided by the embodiment of the present invention and the course of work known, the sound sent by loud speaker 1 successively through front sound chamber 2, sound chamber sender, the first annular seal space 3, second annular seal space 4, fore shell sender 5 spread out of mobile terminal.And be tightly connected by first step 6 and second step 8, first annular seal space 3 is communicated with the second annular seal space 4 and forms sound channel, and first step 6 and second step 8 be tightly connected place joint face vertical with the thickness direction of mobile terminal, ensure that first step 6 and the place of being tightly connected of second step 8 can realize forward and be connected; The centering connected due to forward is better, make, between first step 6 and second step 8, there is higher axiality, therefore, make the connection at the place that is tightly connected of first step 6 and second step 8 tightr, improve the tightness at the place that is tightly connected, avoid poorly sealed the caused leakage mail topic in junction; In addition, by the mode that this forward is bonding, be connected after only the joint face at the place of being tightly connected of first step 6 need being aimed at the joint face at the place of being tightly connected of second step 8, operating process is simple and convenient, well reduces operation easier.
Refer to Fig. 3 and Fig. 4, above-mentioned first step 6 has and multiplely arranges form, can be absolute construction form is set, also can be structure as a whole with antenna holder 7 form is set, second step 8 can be equally absolute construction form is set, or be structure as a whole with the fore shell of mobile terminal form is set; Preferably, what first step 6 and antenna holder 7 were structure as a whole arranges form, and what second step 8 was structure as a whole with the fore shell of mobile terminal arranges form; Because integrative-structure does not exist the region needing to connect, namely the sealing of integrative-structure is better, and like this when first step 6 is structure as a whole with antenna holder 7, sound is directly entering in the first annular seal space 3 after the sender of sound chamber, and can not leak, ensure that the good propagation of sound; Equally, when second step 8 is structure as a whole with the fore shell of mobile terminal, sound is directly spreading out of mobile terminal from fore shell sender 5 after the second annular seal space 4, and can not leak, and ensure that the good propagation of sound.
When first step 6 is structure as a whole with antenna holder 7, directly first step 6 can be formed on antenna holder 7 by the method for injection moulding, when second step 8 is structure as a whole with the fore shell of mobile terminal, directly second step 8 can be formed on the fore shell of mobile terminal by the method for injection moulding, this method by injection moulding forms the mode of first step 6 and second step 8, simple to operation in the process of actual production, easily realize.It should be noted that and form first step 6 on antenna holder 7, and the method forming second step 8 on the fore shell of mobile terminal has a variety of, is not limited only to the method for injection moulding.
Above-mentioned first step 6 and second step 8 are when being tightly connected, be connected after only the joint face at the place of being tightly connected of first step 6 need being aimed at the joint face at the place of being tightly connected of second step 8, but in the process of alignment function, owing to locating the reasons such as inaccurate or operate miss, the joint face at the place of being tightly connected of first step 6 may be made to produce inconsistent phenomenon with the joint face at the place of being tightly connected of second step 8 when being connected, this inconsistent phenomenon can cause the joint face at the place of being tightly connected of first step 6 to be merely able to part with the joint face at the place of being tightly connected of second step 8 being connected, and can not connect completely, so not only waste the resource that first step 6 can be connected with joint face on second step 8, and, more serious situation may occur leaking sound phenomenon.
And the appearance of the bad problem caused in order to avoid above-mentioned inconsistent phenomenon, the area in the face that is tightly connected of first step 6 can be greater than the area in the face that is tightly connected of second step 8, or the area in the face that is tightly connected of second step 8 is greater than the area in the face that is tightly connected of first step 6; Like this when carrying out actual being tightly connected, can ensure that the face that is tightly connected of first step 6 and the face that is tightly connected of second step 8 are tightly connected completely, and not needing alignment operation accurately, ensure that the tightness at the place that is tightly connected; The same problem of misalignment brought by operate miss, also can not cause bad impact to the tightness at the place of being tightly connected, ensure that the good propagation of sound in sound channel.In addition, in the actual process be tightly connected, do not need positioning action accurately, can save the corresponding time for seal process yet, make seal process more effective.
It should be noted that, above-mentioned being tightly connected can adopt multiple method, such as: welding, gluingly to connect.Preferably, foam is used first step 6 and second step 8 to be bonded together, to realize being tightly connected of first step 6 and second step 8, because foam rubber has quick coating performance, and can both realize good bonding for coarse or irregular surface, foam rubber also has the function of noise reduction and damping in addition, therefore foam rubber is used to realize being tightly connected of first step 6 and second step 8, the place that is tightly connected of first step 6 and second step 8 can be made more firm, and the sealing property of sealing join is better, be not easy to occur leaking sound phenomenon.
The fore shell sender 5 provided due to above-described embodiment is located on the fore shell of mobile terminal, spread out of from the side frame of mobile terminal to enable sound, therefore, the plane at the plane going out place, sound direction of fore shell sender 5 and the place, pronunciation direction of loud speaker 1 at an angle, the scope of angulation can be and is greater than 0 ° and is less than 180 °, such as: 45 °, 60 °, 90 °, 120 ° or 160 °.And spread out of from the side frame of mobile terminal through the fore shell sender 5 of mobile terminal in order to the sound making loud speaker 1 send, preferably sound channel can be set to L-type passage in the present embodiment, L-type passage comprises interconnective vertical portion and transverse part, vertical portion is connected with sound chamber sender away from one end of transverse part, and transverse part is communicated with fore shell sender 5 away from one end of vertical portion; Thus the sound sent for loud speaker 1 spreads out of from the side frame of mobile terminal, provide sound path, well realize the needs of mobile terminal ultrathin design.
It should be noted that the present embodiment is only described for the sound channel of L-type, also can adopt the sound channel of other structure in other embodiments of the invention.
When current sound chamber 2 is connected with sound channel, need to arrange sound chamber sender on front sound chamber 2, being connected with sound channel by sound chamber sender realizes being communicated with of front sound chamber 2 and sound channel.And the aperture of sound chamber sender can be fillet structure, certainly, also can be other structures, the beneficial effect that the aperture being fillet structure to end is below brought is made a concrete analysis of: when the aperture of sound chamber sender is fillet structure, because the aperture of fillet structure is little compared to the albedo having the aperture of corner angle to sound, namely can reduce the loss of sound, more be conducive to the diffusion of sound.
And, the sound sent due to loud speaker 1 is in communication process, and running into barrier can reflect, and produces certain sound loss, therefore sound the inwall of the sound channel of process and fore shell sender 5 whether smooth, certain impact can be produced on the propagation of sound.In order to reduce the loss of sound in communication process, improving the propagation efficiency of sound, the inner wall surface of sound channel and fore shell sender 5 can be made as far as possible smooth, there is no sharp-pointed corner angle and projection.
In addition, the quantity of fore shell sender 5 can be set to one or more according to the size of effective aperture, when the aperture selected is larger, can the fore shell sender 5 of relative set negligible amounts, when the aperture selected is less, can a fairly large number of fore shell sender 5 of relative set, blaze abroad to ensure that sound can be opened from mobile terminal more clearly.
The mobile terminal that above-described embodiment provides is provided with shielding sheet between the second annular seal space 4 and fore shell sender 5, and shielding sheet is provided with the some through holes for being communicated with the second annular seal space 4 and fore shell sender 5.Set shielding sheet can prevent dust from entering sound channel from fore shell sender 5, thus avoids the blocking of dust to sound channel, ensures that sound is better propagated in sound channel.And the quantity shielding some through holes that sheet is provided with can for one or more, and namely the quantity of through hole can make different designs as required, can not feel ear-piercing with ensure that the sound that spreads out of from through hole not only can listen clear.In addition, the aperture of through hole all can be set to fillet structure, and the beneficial effect that this fillet structure produces is identical with the effect that the aperture of above-mentioned sound chamber sender is set to fillet structure, does not repeat herein.
In the description of above-mentioned execution mode, specific features, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (8)
1. a mobile terminal, is characterized in that, comprises antenna holder and loud speaker, and going out between sound face and described antenna holder of described loud speaker forms front sound chamber, and the side in described front sound chamber offers sound chamber sender; Described antenna holder is provided with the first step of band first annular seal space, and described first annular seal space is communicated with described front sound chamber by described sound chamber sender; The fore shell of described mobile terminal is provided with the second step of band second annular seal space, and the fore shell sender be communicated with described second annular seal space; Described second step and described first step are tightly connected and described first annular seal space are communicated with described second annular seal space form sound channel, and described second step and described first step are tightly connected, the joint face located is vertical with the thickness direction of described mobile terminal.
2. mobile terminal according to claim 1, is characterized in that, described first step and described antenna holder are structure as a whole, and described second step and described fore shell are structure as a whole.
3. mobile terminal according to claim 2, it is characterized in that, the area in the face that is tightly connected of described first step is greater than the area in the face that is tightly connected of described second step, or the area in the face that is tightly connected of described second step is greater than the area in the face that is tightly connected of described first step.
4. the mobile terminal according to any one of claim 3, is characterized in that, described first step and described second step are tightly connected by foam.
5. the mobile terminal according to any one of claim 1-4, it is characterized in that, described sound channel is L-type passage, described L-type passage comprises interconnective vertical portion and transverse part, described vertical portion is communicated with described sound chamber sender away from one end of described transverse part, and described transverse part is communicated with described fore shell sender away from one end of described vertical portion.
6. the mobile terminal according to any one of claim 1, is characterized in that, the quantity of described fore shell sender is more than or equal to one.
7. mobile terminal according to claim 6, is characterized in that, the opening part of described fore shell sender is fillet structure.
8. the mobile terminal according to any one of claim 1-4, it is characterized in that, between described second annular seal space and described fore shell sender, be provided with shielding sheet, and described shielding sheet is provided with the some through holes for being communicated with described second annular seal space and described fore shell sender.
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CN201510789047.5A CN105376680B (en) | 2015-11-16 | 2015-11-16 | A kind of mobile terminal |
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CN201510789047.5A CN105376680B (en) | 2015-11-16 | 2015-11-16 | A kind of mobile terminal |
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CN105376680B CN105376680B (en) | 2018-09-21 |
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Cited By (9)
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CN107071660A (en) * | 2017-05-27 | 2017-08-18 | 捷开通讯(深圳)有限公司 | A kind of antenna and the separate mobile electronic device of loudspeaker module |
CN107547997A (en) * | 2017-10-13 | 2018-01-05 | 广东欧珀移动通信有限公司 | Circuit board assemblies and electronic equipment |
CN107770648A (en) * | 2017-10-13 | 2018-03-06 | 广东欧珀移动通信有限公司 | Housing and electronic equipment |
WO2018129801A1 (en) * | 2017-01-16 | 2018-07-19 | 捷开通讯(深圳)有限公司 | Mobile terminal spk sound chamber structure and mobile terminal |
CN108347668A (en) * | 2018-01-29 | 2018-07-31 | 歌尔股份有限公司 | A kind of acoustical generator module |
CN109274790A (en) * | 2018-09-27 | 2019-01-25 | 维沃移动通信有限公司 | A kind of mobile terminal |
WO2021092972A1 (en) * | 2019-11-12 | 2021-05-20 | 瑞声声学科技(深圳)有限公司 | Electronic device |
CN113225631A (en) * | 2021-06-08 | 2021-08-06 | 广东湾区智能终端工业设计研究院有限公司 | Speaker and electronic equipment |
CN113423032A (en) * | 2021-06-30 | 2021-09-21 | 东风汽车集团股份有限公司 | A column decorative plate with loudspeaker sealing structure and system |
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CN107547997A (en) * | 2017-10-13 | 2018-01-05 | 广东欧珀移动通信有限公司 | Circuit board assemblies and electronic equipment |
CN107770648A (en) * | 2017-10-13 | 2018-03-06 | 广东欧珀移动通信有限公司 | Housing and electronic equipment |
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CN109274790A (en) * | 2018-09-27 | 2019-01-25 | 维沃移动通信有限公司 | A kind of mobile terminal |
WO2021092972A1 (en) * | 2019-11-12 | 2021-05-20 | 瑞声声学科技(深圳)有限公司 | Electronic device |
CN113225631A (en) * | 2021-06-08 | 2021-08-06 | 广东湾区智能终端工业设计研究院有限公司 | Speaker and electronic equipment |
CN113423032A (en) * | 2021-06-30 | 2021-09-21 | 东风汽车集团股份有限公司 | A column decorative plate with loudspeaker sealing structure and system |
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