CN203457303U

CN203457303U - Hand-held electronic device and sheath

Info

Publication number: CN203457303U
Application number: CN201320451755.4U
Authority: CN
Inventors: 张夆名; 吕立洋
Original assignee: >FOSHAN SUNON ELECTRICAL APPLIANCE Co Ltd
Current assignee: >FOSHAN SUNON ELECTRICAL APPLIANCE Co Ltd
Priority date: 2013-07-26
Filing date: 2013-07-26
Publication date: 2014-02-26
Anticipated expiration: 2023-07-26

Abstract

Provided is a hand-held electronic device and a sheath. A problem of bad sound effects of previous hand-held electronic devices is resolved. The hand-held electronic device comprises a machine body; a horn mouth is arranged in a back plate of the machine body; the hand-held electronic device also comprises the sheath which is in combination with the machine body; the sheath comprises a substrate, an annular wall part and at least one separation piece; the substrate comprises an inner surface; the annular wall part is arranged on the periphery of the substrate, so storing space used for storing the machine body of the hand-held electronic device is formed by the annular wall part and the inner surface of the substrate; the at least one separation piece is arranged in the storing space, is in combination with the inner surface of the substrate, and is used for separating the substrate and the annual wall part, so an air storing chamber is formed; and the air storing chamber is arranged at the horn mouth of the machine body. The sheath is capable of providing the air storing chamber, and the hand-held electronic device is capable of closing the air storing chamber, so resonance space is formed and a loudspeaker box function is achieved, and sound effects of the hand-held electronic device are improved.

Description

Portable electric device and sheath thereof

Technical field

The utility model is about a kind of portable electric device and sheath thereof, and especially a kind of air room that is provided with is to provide portable electric device and the sheath thereof of function of loudspeaker box.

Background technology

In recent years, give the credit to scientific and technological industry flourish, portable electric device is constantly weeded out the old and bring forth the new, just like become the necessity in people's daily life, be no matter that the portable electric devices such as intelligent mobile phone, panel computer, multimedia player (such as MP3, MP4) or hand-held game machine have all circulated extensively on the market, central contained huge business opportunity is self-evident.Edge this, the research and development that each large system manufacturer of the whole world drops into portable electric device one after another, cause competition to be tending towards white-hot, in order to show one's talent in numerous commercially available prod, the developing focus of portable electric device except usefulness height, functional diversity, external form intention and the structural strength of focusing in the past, and dealer's a large amount of R&D funds of also drawing from one to make good the deficits of another attempt to promote the audio-visual performances such as quality, resolution of screen and acoustics of taking pictures.

Wherein, be limited to portable electric device for the active demand of slimming, the sound box type loudspeaker with case construction cannot be set, the housing that often can only be close to portable electric device arranges horn single body (driver), utilize electric energy drive this horn single body promote arround air, thereby allow people can hear sound.Only, the sound directly being sent by horn single body is in the situation that lacking casing appropriate resonant space is provided, have that tonequality is coarse seriously to be lacked with the narrow grade of sound field, even if dealer's regardless of expense is applied the horn single body of high unit price, still be difficult to effectively promote the acoustics of portable electric device, all there is the problems such as the easy distorsion of high frequency and the obvious deficiency of low frequency in the loudspeaker of commercially available portable electric device therefore.

For this reason, the consumer who has relatively high expectations for sound quality, can additionally buy more external sound amplifying device conventionally.Yet external sound amplifying device is difficult to carry after all, user obtains the better acoustic while by external sound amplifying device, then lost portable electric device and can in various occasions, provide the characteristic of action computing service, ease of use is had a greatly reduced quality.For these reasons, the acoustics of portable electric device is needed further improvement badly.

Utility model content

The purpose of this utility model is to provide a kind of portable electric device and sheath thereof, this sheath can provide an air room, and this portable electric device can seal this air room, make it form a resonant space and produce function of loudspeaker box, to promote the acoustics of this portable electric device.

Another object of the present utility model is to provide a kind of portable electric device and sheath thereof, the air room that this sheath provides is the maze-like of continuous bending, the function after this sheath is combined with this portable electric device with transmission line formula audio amplifier, to increase the low-frequency component of this portable electric device.

An object more of the present utility model is to provide a kind of sheath of portable electric device, by means of a radiator fan is set in this sheath, can be with the function of auxiliary heat dissipation, and the radiating efficiency while operating to promote this portable electric device.

For reaching aforementioned object, the technology contents that the utility model uses includes:

A portable electric device, comprises: a fuselage, and the backboard of this fuselage is provided with a horn mouth; An and sheath, be incorporated into this fuselage, this sheath comprises a substrate, a ringwall portion and at least one barriers, this substrate has an inner surface, and this ringwall portion is located on the periphery of this substrate, with the common accommodation space that forms of the inner surface with this substrate, for accommodating this fuselage, this at least one barriers is arranged in this accommodation space and is incorporated into the inner surface of this substrate, and in order to jointly to separate and to form an air room with this substrate and this ringwall portion, this air room is to being positioned at the horn mouth of this fuselage.

The utility model portable electric device, wherein, the quantity of this at least one barriers is one, and this ringwall portion comprises one first side wall and one second side wall, this barriers is arranged between this first side wall and this second side wall, and this ringwall portion arranges a shoulder in surface within it.

The utility model portable electric device, wherein, this barriers is offered an opening that connects this air room.

The utility model portable electric device, wherein, the backboard of this fuselage is this barriers of butt and this shoulder respectively, to seal this air room, makes it form a resonant space.

The utility model portable electric device, wherein, the free end of this barriers and this shoulder arrange respectively a pad away from one end of the inner surface of this substrate.

The utility model portable electric device, wherein, the quantity of this at least one barriers is several.

The utility model portable electric device, wherein, these several barriers comprise at least one barriers and offer an opening that connects this air room.

The utility model portable electric device, wherein, this ringwall portion comprises one first side wall and one second side wall, and the barriers that offers this opening is all arranged between this first side wall and this second side wall.

Portable electric device of the present utility model, wherein, these several barriers comprise another barriers, and two ends of this another barriers connect respectively this first side wall and this second side wall.

Portable electric device of the present utility model, wherein, in the middle of these several barriers, only have single barriers to offer this opening, and the barriers that offers this opening comprises several kinks, make this barriers form continuous bending between this first side wall and this second side wall, so as to allowing this air room form the maze-like passage of continuous bending.

The utility model portable electric device, wherein, the quantity that offers the barriers of this opening is several and space arranges, the opening mutual dislocation of wantonly two adjacent barriers.

The utility model portable electric device, wherein, offer in the barriers of this opening, the first side wall of contiguous this ringwall portion of opening of part barriers, separately have the second side wall of contiguous this ringwall portion of opening of part barriers, and the barriers with the opening of contiguous this first side wall is staggered with the barriers with the opening of contiguous this second side wall.

The utility model portable electric device, wherein, this air room forms the maze-like passage of continuous bending.

The utility model portable electric device, wherein, the backboard of this fuselage is these several barriers of butt respectively, to seal this air room, make it form a resonant space.

The utility model portable electric device, wherein, the free end of these several barriers arranges respectively a pad.

The utility model portable electric device, wherein, the free end of these several barriers is in conjunction with a cover plate, and in order to seal this air room, and this cover plate offers a through hole, and two ends of this through hole are respectively to being positioned at horn mouth and this air room of this fuselage.

The utility model portable electric device, wherein, the backboard of this fuselage is against this cover plate, and this horn mouth is via this through hole and this air room phase contraposition, makes this air room form a resonant space.

The utility model portable electric device, wherein, this ringwall portion separately offers at least one perforation, and this perforation is connected with this air room.

The utility model portable electric device, wherein, this substrate is separately offered at least one perforation, and this perforation is connected with this air room.

The utility model portable electric device, wherein, this sheath is separately provided with a radiator fan, and this radiator fan is in conjunction with being fixed on the inner surface of this substrate, and it is outside to be positioned at this air room.

The utility model portable electric device, wherein, separately be provided with at least one air guide hole that runs through this substrate, this radiator fan axially on there is an air inlet, this air inlet contraposition is towards this at least one air guide hole, and the footpath of this radiator fan upwards has an air outlet, the better at least one perforation towards being opened in this ringwall portion of this air outlet.

A sheath for portable electric device, comprises: a substrate, has an inner surface; One ringwall portion, is located on the periphery of this substrate, with the common accommodation space that forms of the inner surface with this substrate; And at least one barriers, be arranged in this accommodation space and be incorporated into the inner surface of this substrate, jointly to separate and to form an air room with this substrate and this ringwall portion.

The sheath of the utility model portable electric device, wherein, the quantity of this at least one barriers is one, and this ringwall portion comprises one first side wall and one second side wall, this barriers is arranged between this first side wall and this second side wall, and this ringwall portion arranges a shoulder in surface within it.

The sheath of the utility model portable electric device, wherein, this barriers is offered an opening that connects this air room.

The sheath of the utility model portable electric device, wherein, the free end of this barriers and this shoulder arrange respectively a pad away from one end of the inner surface of this substrate.

The sheath of the utility model portable electric device, wherein, the quantity of this at least one barriers is several.

The sheath of the utility model portable electric device, wherein, and these several barriers comprise the opening that at least one barriers is offered this air room of perforation.

The sheath of the utility model portable electric device, wherein, this ringwall portion comprises one first side wall and one second side wall, and the barriers that offers this opening is all arranged between this first side wall and this second side wall.

The sheath of the utility model portable electric device, wherein, these several barriers comprise another barriers, and two ends of this another barriers connect respectively this first side wall and this second side wall.

The sheath of the utility model portable electric device, wherein, in the middle of these several barriers, only have single barriers to offer this opening, and the barriers that offers this opening comprises several kinks, make this barriers form continuous bending between this first side wall and this second side wall, so as to allowing this air room form the maze-like passage of continuous bending.

The sheath of the utility model portable electric device, wherein, the quantity that offers the barriers of this opening is several and space arranges, the opening mutual dislocation of wantonly two adjacent barriers.

The sheath of the utility model portable electric device, wherein, offer in the barriers of this opening, the first side wall of contiguous this ringwall portion of opening of part barriers, separately have the second side wall of contiguous this ringwall portion of opening of part barriers, and the barriers with the opening of contiguous this first side wall is staggered with the barriers with the opening of contiguous this second side wall.

The sheath of the utility model portable electric device, wherein, this air room forms the maze-like passage of continuous bending.

The sheath of the utility model portable electric device, wherein, the free end of these several barriers arranges respectively a pad.

The sheath of the utility model portable electric device, wherein, the free end of these several barriers is in conjunction with a cover plate, and in order to seal this air room, and this cover plate offers a through hole, and this through hole is to being positioned at this air room.

The sheath of the utility model portable electric device, wherein, this ringwall portion separately offers at least one perforation, and this perforation is connected with this air room.

The sheath of the utility model portable electric device, wherein, this substrate is separately offered at least one perforation, and this perforation is connected with this air room.

The sheath of the utility model portable electric device, wherein, this sheath is separately provided with a radiator fan, and this radiator fan is in conjunction with being fixed on the inner surface of this substrate, and it is outside to be positioned at this air room.

The sheath of the utility model portable electric device, wherein, separately be provided with at least one air guide hole that runs through this substrate, this radiator fan axially on there is an air inlet, this air inlet contraposition is towards this at least one air guide hole, and the footpath of this radiator fan upwards has an air outlet, the better at least one perforation towards being opened in this ringwall portion of this air outlet.

According to by aforementioned structure, this portable electric device and sheath thereof not only can provide an air room, make this portable electric device seal this air room and form a resonant space to produce function of loudspeaker box, to reach the acoustic effect that promotes this portable electric device, more can allow this air room form the maze-like of continuous bending, the function after this sheath is combined with this portable electric device with transmission line formula audio amplifier, to reach the effect of the low-frequency component that increases this portable electric device.

Accompanying drawing explanation

Fig. 1 is the stereo decomposing structural representation of the utility model the first preferred embodiment.

Fig. 2 is the plan structure schematic diagram of the utility model the first preferred embodiment.

Fig. 3 is the cross-section structure and assembling schematic diagram of 3-3 hatching line in Fig. 2.

Fig. 4 is the stereo decomposing structural representation of the utility model the second preferred embodiment.

Fig. 5 is the plan structure schematic diagram of the utility model the second preferred embodiment.

Fig. 6 is the cross-section structure and assembling schematic diagram of 6-6 hatching line in Fig. 5.

Fig. 7 is the stereo decomposing structural representation of another enforcement aspect of the utility model the second preferred embodiment.

Fig. 8 is the stereo decomposing structural representation of the utility model the 3rd preferred embodiment.

Fig. 9 is the plan structure schematic diagram of the utility model the 3rd preferred embodiment.

Figure 10 is the cross-section structure and assembling schematic diagram of 10-10 hatching line in Fig. 9.

Figure 11 is the plan structure schematic diagram of the utility model the 4th preferred embodiment.

Figure 12 is the plan structure schematic diagram of the utility model the 5th preferred embodiment.

Figure 13 is the cross-section structure and assembling schematic diagram of the utility model the 5th preferred embodiment.

Wherein:

1 substrate 1a inner surface 1b outer surface

11 perforation 12 air guide hole 2 ringwall portions

2a first side wall 2b the second side wall 21 assist location portions

22 perforation 23 shoulder 231 pads

3 barriers 31 opening 32 pads

33 kink 34 cover plate 341 through holes

4 radiator fan 41 air inlet 42 air outlets

E fuselage E1 horn mouth S accommodation space R air room.

Embodiment

For above-mentioned and other object of the present utility model, feature and advantage can be become apparent, the preferred embodiment of the utility model cited below particularly, and coordinate accompanying drawing, be described in detail below:

The utility model portable electric device can be mobile phone, panel computer, hand-held game machine, multimedia player, digit camera, digital still camera etc., wherein, the sheath of the utility model portable electric device is especially applicable to mobile phone and panel computer is waited heavy acoustic portable electric device, below hereby lifting mobile phone protective cover is that example describes, but not as limit.

Please refer to Fig. 1 and 2, it is the first preferred embodiment of the present utility model, portable electric device of the present utility model comprises a fuselage E, the backboard of this fuselage E is provided with a horn mouth E1, and this fuselage E inside can be provided with in the position of contiguous this horn mouth E1 a horn single body (figure does not illustrate), and then utilize electric energy drive this horn single body promote arround air, form sound wave and also by this horn mouth E1, spread out of.This fuselage E can be incorporated into a sheath, this sheath can comprise a substrate 1, a ringwall portion 2 and at least one barriers 3, this ringwall portion 2 is located on the periphery of this substrate 1, this sheath is able in conjunction with this fuselage E, 3 inner sides that are arranged at this substrate 1 of this barriers, are used to separate and form an air room R between this substrate 1 and this ringwall portion 2.Wherein, this fuselage E is better mutually combines with disassembled combination and this sheath.

This substrate 1 and this ringwall portion 2 can by as the elasticity such as rubber, silica gel or resin preferably material make, also can be by making as harder materials such as metal or plastic cement.This substrate 1 has a relative inner surface 1a and an outer surface 1b, and this substrate 1 mainly corresponds to the backboard of this fuselage E, and when this sheath is incorporated into this fuselage E, the inner surface 1a of this substrate 1 is towards the backboard of this fuselage E.This substrate 1 can also be offered corresponding perforate for the structures such as camera, photoflash lamp or button of this fuselage E, therefore conventionally know that for having in this area the knowledgeable is appreciated that this substrate 1 is not limited by the graphic disclosed structural form of the utility model should.

This ringwall portion 2 is located on the periphery of this substrate 1, and mainly in order to combine with this fuselage E, wherein, this ringwall portion 2 can combine with this substrate 1 by any combination, or with this substrate 1 with one-body molded manufacture, the utility model is not all limited.The free end of this ringwall portion 2 can arrange several assist location portion 21, makes this ringwall portion 2 can be coated on the lateral margin of this fuselage E, and by these several assist location portion 21 clips the front to this fuselage E, this sheath is firmly incorporated into this fuselage E whereby.This ringwall portion 2 can form an accommodation space S jointly with this substrate 1, and makes the inner surface 1a of this substrate 1 towards this accommodation space S, for accommodating this at least one barriers 3 and this fuselage E.

This at least one barriers 3 is arranged in this accommodation space S and is incorporated into the inner surface 1a of this substrate 1, in like manner, this barriers 3 can combine with this inner surface 1a by any combination, or with this inner surface 1a with one-body molded manufacture, the utility model is not all limited.This at least one barriers 3 jointly separates and forms an air room R with this substrate 1 and this ringwall portion 2, in detail, in the middle of the present embodiment, the quantity of this at least one barriers 3 is one, this ringwall portion 2 comprises one first side wall 2a and one second side wall 2b, this barriers 3 is arranged between this first side wall 2a and this second side wall 2b, and this barriers 3 will be around forming an air room R with this ringwall portion 2 whereby.In addition, this ringwall portion 2 can be chosen in its inner surface one shoulder 23 is set.

Shown in Fig. 3, be the use situation figure of the first preferred embodiment of the present utility model.By said structure, fuselage E of the present utility model can be incorporated into this sheath, and when this fuselage E is placed in the middle of the accommodation space S of this sheath, the backboard of this fuselage E is barriers 3 and the shoulder 23 of this sheath of butt respectively, and the backboard that makes this air room R be this fuselage E is sealed.Moreover the backboard of this fuselage E can form a horn mouth E1, this horn mouth E1 is better for being positioned at this air room R.Accordingly, this air room R will can be used as a resonant space, utilize air in this air room R as acoustic propagation medium, the sound wave that this horn mouth E1 spreads out of will produce resonance in this air room R, and then generation function of loudspeaker box, improve the acoustics such as the tonequality of the sound that this horn mouth E1 spreads out of and sound field.

It should be noted that, this barriers 3 can be offered an opening 31 that connects this air room R, the backboard that this air room R is this fuselage E is sealed while usining as this resonant space, still can have single opening 31 is in communication with the outside, and this ringwall portion 2 can offer at least one perforation 22, this perforation 22 is connected with the opening 31 of this barriers 3, in order to do the sound wave in this air room R can be passed to this sheath outside via this opening 31 and this perforation 22 respectively, for user, listens to.In addition, the free end of this barriers 3 can arrange a pad 32, this pad 32 is better for example, to be made by the flexible material of tool (: rubber, silica gel or resin), whereby when this barriers 3 is connected to the backboard of this fuselage E, can form well airtight with this fuselage E; Similarly, this shoulder 23 also can arrange a pad 231 away from one end of the inner surface 1a of this substrate 1, well airtight to guarantee that this shoulder 23 can form while being connected to the backboard of this fuselage E, then make portable electric device of the present utility model and sheath thereof promote acoustic amplitude more remarkable.

Please refer to shown in Fig. 4 and 5, it is the second preferred embodiment of the present utility model, this embodiment is same as aforementioned the first preferred embodiment haply, its difference is mainly: at least one barriers 3 of this sheath comprises two barriers, and this two barriers 3 is all arranged between this first side wall 2a and this second side wall 2b.Whereby, will be jointly around forming an air room R between this two barriers 3, this first side wall 2a and this second side wall 2b, shown in Fig. 6, in the time of in the middle of this fuselage E is placed into this accommodation space S, the backboard of this fuselage E is this two barriers 3 of butt respectively, the backboard that makes this air room R be this fuselage E is sealed, and by this horn mouth E1 and the mutual contraposition of this air room R, this air room R will can be used as a resonant space.Accordingly, the quantity of this at least one barriers 3 can be one or several, and the utility model is not as restriction.Notice, wherein a barriers 3 can be offered an opening 31 that connects this air room R, and when making this air room R as resonant space, central sound wave can pass via the perforation 22 of this opening 31 and this ringwall portion 2 to this sheath outside; And the free end of this two barriers 3 can arrange respectively a pad 32, when guaranteeing that this two barriers 3 is connected to the backboard of this fuselage E, can form well airtight with this fuselage E respectively.

Please separately with reference to shown in Fig. 7, it is another enforcement aspect of the second preferred embodiment of the present utility model, the free end of these several barriers 3 can also be in conjunction with a cover plate 34, in order to seal this air room R, and this cover plate 34 can be offered a through hole 341, two ends of this through hole 341 are better respectively to being positioned at horn mouth E1 and this air room R of this fuselage E.Whereby, in the time of in the middle of this fuselage E is placed into this accommodation space S, the backboard of this fuselage E can be against this cover plate 34 so that fixing, and this horn mouth E1 will, via this through hole 341 and the contraposition of this air room R phase, make this air room R can be used as a resonant space.

Please refer to shown in Fig. 8 and 9, it is the 3rd preferred embodiment of the present utility model, this embodiment and aforementioned the first preferred embodiment difference part are: the quantity of at least one barriers 3 of this sheath is several, and in these several barriers 3, have at least two barriers 3 to be arranged between this first side wall 2a and this second side wall 2b, and offer the opening 31 that connects this air room R.The better space of barriers 3 that offers this opening 31 arranges, wherein, the better mutual dislocation of opening 31 of wantonly two adjacent barriers 3, and more as shown in this embodiment good, the the first side wall 2a that has opening 31 contiguous these ringwall portions 2 of part barriers 3, the the second side wall 2b that separately has opening 31 contiguous these ringwall portions 2 of part barriers 3, the barriers 3 with the opening 31 of contiguous this first side wall 2a is staggered with the barriers 3 with the opening 31 of contiguous this second side wall 2b.

Shown in Figure 10, be the use situation figure of the 3rd preferred embodiment of the present utility model.According to by aforementioned structure, the barriers 3 that offers this opening 31 also will be jointly around forming an air room R with this first side wall 2a and this second side wall 2b, and this air room R will form the maze-like passage of bending continuously, in the time of in the middle of this fuselage E is placed into this accommodation space S, the backboard that this air room R is this fuselage E is sealed, the horn mouth E1 of this fuselage E also can be to being positioned at this air room R, make this air room R can be used as a resonant space, the sound wave that this horn mouth E1 spreads out of will transmit in this air room R via this opening 31 in turn.In like manner, the free end of these several barriers 3 also can arrange a pad 32, well airtight to guarantee that this can form when respectively this barriers 3 is connected to the backboard of this fuselage E.

Because this air room R is the maze-like of continuous bending, while then making this air room R as resonant space, can produce the function of similar transmission line formula audio amplifier, can improve the acoustics such as the tonequality of the sound that this horn mouth E1 spreads out of and sound field, and the characteristic based on transmission line formula audio amplifier, this air room R is further widening low-frequency minimum, particularly remarkable to increase the effect of low-frequency component of this fuselage sound that E is spread out of.Moreover, this substrate 1 can be offered at least one perforation 11, this perforation 11 is similar with the perforation 22 of aforementioned the first preferred embodiment, be connected with this opening 31, in order to do the sound wave in this air room R can be passed to this sheath outside via this opening 31 and this perforation 11 respectively, for user, listen to.

In the middle of the present embodiment, these several barriers 3 are except comprising the barriers 3 that offers this opening 31, can also comprise another barriers 3 that two ends connect respectively this first side wall 2a and this second side wall 2b, and the better outside that is arranged at the barriers 3 that offers this opening 31, to seal this air room R away from a side of this perforation 11, when the backboard that makes this air room R be this fuselage E is sealed and usings as resonant space, central sound wave only can be in communication with the outside via the single opening 31 being connected with this perforation 11; Or, these several barriers 3 also can be offered this opening 31 totally, and in this ringwall portion 2, the shoulder 23 being disclosed as above-mentioned the first preferred embodiment is set, by these several barriers 3 with this ringwall portion 2 jointly around forming this air room R, whereby, in the time of in the middle of this fuselage E is placed into this accommodation space S, the backboard of this fuselage E is this several barriers 3 and this shoulder 23 of butt respectively, the backboard that makes this air room R be this fuselage E is sealed, and central sound wave only can be in communication with the outside via the single opening 31 being connected with this perforation 11.

It should be noted that, the sheath of the 3rd preferred embodiment is in order to make this air room R form the maze-like passage of continuous bending, utilize at least two barriers 3 spaces that offer opening 31 to arrange, and opening 31 mutual dislocation of wantonly two adjacent barriers 3 are reached, wherein, the barriers 3 that offers this opening 31 extends along equidirectional (the also direction of vertical this first side wall 2a), makes this air room R form 180 degree turnovers in the intersection of wantonly two adjacent barriers 3.Yet, the barriers 3 that offers this opening 31 also can extend along different directions, for example, in the middle of two adjacent barriers 3, by will be wherein a barriers 3 perpendicular to this first side wall 2a, arrange, and another barriers 3 be parallel to this first side wall 2a arrange, can make this air room R form 90 degree turnovers in the intersection of this two barriers 3, still can make this air R form the maze-like passage of continuous bending, therefore the utility model is not limited the bearing of trend of this barriers 3.

In addition, please separately with reference to shown in Figure 11, it is the 4th preferred embodiment of the present utility model, this embodiment and the different part of aforementioned the 3rd preferred embodiment are: in these several barriers 3, only have single barriers 3 to offer the opening 31 that connects this air room R, only, this barriers 3 comprises several kinks 33, make it between this first side wall 2a and this second side wall 2b, form continuous bending, can allow equally whereby this air room R form the maze-like passage of continuous bending.

Refer to shown in Figure 12 and 13, it is the 5th preferred embodiment of the present utility model, this embodiment and the different part of aforementioned the first preferred embodiment are: this substrate 1 is separately provided with and runs through the inner surface 1a of this substrate 1 and at least one air guide hole 12 of outer surface 1b in this air room R outside, this sheath is separately provided with a radiator fan 4, and it is outside and can be in conjunction with the inner surface 1a that is fixed on this substrate 1 that this radiator fan 4 is positioned at this air room R.This radiator fan 4 can be chosen as a centrifugal fan for various existing fan structure in the middle of the present embodiment, and only the utility model is not as limit; This radiator fan 3 axially on there is an air inlet 41, the better contraposition of this air inlet 41 is towards at least one air guide hole 12 that is opened in this substrate 1, and the footpath of this radiator fan 4 upwards has an air outlet 42, the better at least one perforation 22 towards being opened in this ringwall portion 2 of this air outlet 42.

According to by aforementioned structure, when the fuselage E of the utility model portable electric device is incorporated into this valve jacket, this radiator fan 4 can operate to guide air-flow in this accommodation space S perforation 22 by its air outlet 42 and this ringwall portion 2 and be discharged outside to, make this accommodation space S form negative pressure, thereby guide extraneous air-flow by air guide hole 12 this accommodation space of inflow S of this substrate 1; Thus, the Cryogenic air of this sheath outside can flow in this accommodation space S via the air inlet 41 of this radiator fan 4, with the high temperature gas flow that fuselage E when running of this portable electric device produced, from this accommodation space S, discharge, promote the radiating efficiency of this portable electric device; Therefore use sheath of the present utility model, can not only promote the acoustics of this portable electric device, more can promote the radiating efficiency of hand-held electronic dress E, while making portable electric device running, can not there is overheated situation.

Based on aforementioned techniques concept, the barriers 3 of this sheath and this ringwall portion 2 all can arrange damping structure (figure does not illustrate) on the surface of adjoining this air room R, this damping structure can be burr, rib or irregular surface, and be commonly wavy or zigzag, and then change the sound conduction characteristic of this air room R.Described damping structure is that those skilled in the art can understand enforcement easily, pardons no longer row and repeats.

In sum, the utility model portable electric device and sheath thereof utilize at least one barriers 3 of a sheath that one air room R is provided, and the fuselage E of this portable electric device can seal this air room R while combining with this sheath, make it form a resonant space and produce function of loudspeaker box, really thering is the acoustic effect that promotes this portable electric device.Moreover, the utility model portable electric device and sheath thereof can be by several barriers 3 to provide the air room R that is Curved Continuous folding maze-like, the function after this sheath is combined with this fuselage E with transmission line formula audio amplifier, has the effect of the low-frequency component that increases this portable electric device really.In addition, the utility model portable electric device and sheath thereof, can be with the functions of auxiliary heat dissipation by means of a radiator fan is set in this sheath, the radiating efficiency while operating to promote this portable electric device.

Although the utility model has utilized above-mentioned preferred embodiment to disclose; so it is not in order to limit the utility model; anyly have the knack of this skill person within not departing from spirit and scope of the present utility model; above-described embodiment carries out various changes and revises still belonging to the technology category that the utility model is protected relatively, and therefore protection range of the present utility model is when being as the criterion depending on the accompanying claim person of defining.

Claims

1. a portable electric device, is characterized in that, comprises:

A fuselage, the backboard of this fuselage is provided with a horn mouth; And

A sheath, be incorporated into this fuselage, this sheath comprises a substrate, a ringwall portion and at least one barriers, this substrate has an inner surface, this ringwall portion is located on the periphery of this substrate, jointly form an accommodation space for accommodating this fuselage with the inner surface of this substrate, this at least one barriers is arranged in this accommodation space and is incorporated into the inner surface of this substrate, in order to jointly to separate and to form an air room with this substrate and this ringwall portion, this air room is to being positioned at the horn mouth of this fuselage.

2. portable electric device as claimed in claim 1, it is characterized in that, the quantity of this at least one barriers is one, this ringwall portion comprises first side wall and second side wall, this barriers is arranged between this first side wall and this second side wall, and this ringwall portion arranges a shoulder in surface within it.

3. portable electric device as claimed in claim 2, is characterized in that, this barriers is offered an opening that connects this air room.

4. portable electric device as claimed in claim 3, is characterized in that, the backboard of this fuselage respectively this barriers of butt and this shoulder makes it form a resonant space to seal this air room.

5. portable electric device as claimed in claim 3, is characterized in that, the free end of this barriers and this shoulder arrange respectively a pad away from one end of the inner surface of this substrate.

6. portable electric device as claimed in claim 1 and sheath thereof, is characterized in that, the quantity of this at least one barriers is several.

7. portable electric device as claimed in claim 6, is characterized in that, these several barriers comprise at least one barriers and offer an opening that connects this air room.

8. portable electric device as claimed in claim 7, is characterized in that, this ringwall portion comprises first side wall and second side wall, and the barriers that offers this opening is arranged between this first side wall and this second side wall.

9. portable electric device as claimed in claim 8, is characterized in that, these several barriers comprise another barriers, and two ends of this another barriers connect respectively this first side wall and this second side wall.

10. portable electric device as claimed in claim 8, it is characterized in that, in the middle of these several barriers, only have single barriers to offer this opening, and the barriers that offers this opening comprises several kinks, make this barriers form continuous bending between this first side wall and this second side wall, so as to allowing this air room form the maze-like passage of continuous bending.

11. portable electric devices as claimed in claim 8, is characterized in that, the quantity that offers the barriers of this opening is several and space arranges, the opening mutual dislocation of wantonly two adjacent barriers.

12. portable electric devices as claimed in claim 11, it is characterized in that, offer in the barriers of this opening, the first side wall of contiguous this ringwall portion of opening of part barriers, separately have the second side wall of contiguous this ringwall portion of opening of part barriers, and the barriers with the opening of contiguous this first side wall is staggered with the barriers with the opening of contiguous this second side wall.

13. portable electric devices as claimed in claim 12, is characterized in that, this air room forms the maze-like passage of continuous bending.

14. portable electric devices as described in claim 6,7,8,9,10,11,12 or 13, is characterized in that, the backboard of this fuselage is these several barriers of butt respectively, to seal this air room, make it form a resonant space.

15. portable electric devices as described in claim 6,7,8,9,10,11,12 or 13, is characterized in that, the free end of these several barriers arranges respectively a pad.

16. portable electric devices as described in claim 6,7,8,9,10,11,12 or 13, it is characterized in that, the free end of these several barriers is in conjunction with a cover plate, in order to seal this air room, and this cover plate is offered a through hole, two ends of this through hole are respectively to being positioned at horn mouth and this air room of this fuselage.

17. portable electric devices as claimed in claim 16, is characterized in that, the backboard of this fuselage is against this cover plate, and this horn mouth is via this through hole and this air room phase contraposition, makes this air room form a resonant space.

18. portable electric devices as described in claim 3,4,5,7,8,9,10,11,12 or 13, is characterized in that, this ringwall portion separately offers at least one perforation, and this perforation is connected with this air room.

19. portable electric devices as described in claim 3,4,5,7,8,9,10,11,12 or 13, is characterized in that, this substrate is separately offered at least one perforation, and this perforation is connected with this air room.

20. portable electric devices as claimed in claim 18, is characterized in that, this sheath is separately provided with a radiator fan, and this radiator fan is in conjunction with being fixed on the inner surface of this substrate, and it is outside to be positioned at this air room.

21. portable electric devices as claimed in claim 20, it is characterized in that, separately be provided with at least one air guide hole that runs through this substrate, this radiator fan axially on there is an air inlet, this air inlet contraposition is towards this at least one air guide hole, and the footpath of this radiator fan upwards has an air outlet, better at least one perforation towards being opened in this ringwall portion of this air outlet.

The sheath of 22. 1 kinds of portable electric devices, is characterized in that, comprises:

A substrate, has inner surface;

A ringwall portion, is located on the periphery of this substrate, so that the inner surface with this substrate is common, forms an accommodation space; And

At least one barriers, is arranged in this accommodation space and is incorporated into the inner surface of this substrate, jointly to separate and to form an air room with this substrate and this ringwall portion.

The sheath of 23. portable electric devices as claimed in claim 22, it is characterized in that, the quantity of this at least one barriers is one, this ringwall portion comprises first side wall and second side wall, this barriers is arranged between this first side wall and this second side wall, and this ringwall portion arranges a shoulder in surface within it.

The sheath of 24. portable electric devices as claimed in claim 23, is characterized in that, this barriers is offered an opening that connects this air room.

The sheath of 25. portable electric devices as claimed in claim 24, is characterized in that, the free end of this barriers and this shoulder arrange respectively a pad away from one end of the inner surface of this substrate.

The sheath of 26. portable electric devices as claimed in claim 22, is characterized in that, the quantity of this at least one barriers is several.

The sheath of 27. portable electric devices as claimed in claim 26, is characterized in that, these several barriers comprise at least one barriers and offer an opening that connects this air room.

The sheath of 28. portable electric devices as claimed in claim 27, is characterized in that, this ringwall portion comprises first side wall and second side wall, and the barriers that offers this opening is arranged between this first side wall and this second side wall.

The sheath of 29. portable electric devices as claimed in claim 28, is characterized in that, these several barriers comprise another barriers, and two ends of this another barriers connect respectively this first side wall and this second side wall.

The sheath of 30. portable electric devices as claimed in claim 28, it is characterized in that, in the middle of these several barriers, only have single barriers to offer this opening, and the barriers that offers this opening comprises several kinks, make this barriers form continuous bending between this first side wall and this second side wall, so as to allowing this air room form the maze-like passage of continuous bending.

The sheath of 31. portable electric devices as claimed in claim 28, is characterized in that, the quantity that offers the barriers of this opening is several and space arranges, the opening mutual dislocation of wantonly two adjacent barriers.

The sheath of 32. portable electric devices as claimed in claim 31, it is characterized in that, offer in the barriers of this opening, the first side wall of contiguous this ringwall portion of opening of part barriers, separately have the second side wall of contiguous this ringwall portion of opening of part barriers, and the barriers with the opening of contiguous this first side wall is staggered with the barriers with the opening of contiguous this second side wall.

The sheath of 33. portable electric devices as claimed in claim 32, is characterized in that, this air room forms the maze-like passage of continuous bending.

The sheath of 34. portable electric devices as described in claim 26,27,28,29,30,31,32 or 33, is characterized in that, the free end of these several barriers arranges respectively a pad.

The sheath of 35. portable electric devices as described in claim 26,27,28,29,30,31,32 or 33, it is characterized in that, the free end of these several barriers is in conjunction with a cover plate, in order to seal this air room, and this cover plate is offered a through hole, this through hole is to being positioned at this air room.

The sheath of 36. portable electric devices as described in claim 24,25,27,28,29,30,31,32 or 33, is characterized in that, this ringwall portion separately offers at least one perforation, and this perforation is connected with this air room.

The sheath of 37. portable electric devices as described in claim 24,25,27,28,29,30,31,32 or 33, is characterized in that, this substrate is separately offered at least one perforation, and this perforation is connected with this air room.

The sheath of 38. portable electric devices as claimed in claim 36, is characterized in that, this sheath is separately provided with a radiator fan, and this radiator fan is in conjunction with being fixed on the inner surface of this substrate, and it is outside to be positioned at this air room.

The sheath of 39. portable electric devices as claimed in claim 38, it is characterized in that, separately be provided with at least one air guide hole that runs through this substrate, this radiator fan axially on there is an air inlet, this air inlet contraposition is towards this at least one air guide hole, and the footpath of this radiator fan upwards has an air outlet, better at least one perforation towards being opened in this ringwall portion of this air outlet.