CN208739163U - Dust guard and terminal device - Google Patents
Dust guard and terminal device Download PDFInfo
- Publication number
- CN208739163U CN208739163U CN201821563813.1U CN201821563813U CN208739163U CN 208739163 U CN208739163 U CN 208739163U CN 201821563813 U CN201821563813 U CN 201821563813U CN 208739163 U CN208739163 U CN 208739163U
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- air filter
- hole
- dustproof part
- dust guard
- connector
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Abstract
The application provides a kind of dust guard and terminal device, the dust guard includes the first Air Filter, the second Air Filter and the first connector, first Air Filter includes the first dustproof part, the first fixed part and the first pre-cut structure, the first pre-cut structure includes the first precutting and first connecting portion, and the first connecting portion connects first fixed part and the first dustproof part；Second Air Filter includes the second dustproof part；First connector connects first Air Filter and the second Air Filter, and first connector has the first through hole in face of the first dustproof part and the second dustproof part.Dust guard and terminal device in the application, since Air Filter has the precutting being set between dustproof part and fixed part, after the dust and foreign matter that are adhered to dustproof part are accumulated to constant weight, gravity or other external force can be such that dustproof part and fixed part disconnects, and fall off together with dust and foreign matter, to obtain good dust removing effects.
Description
Technical field
This application involves communication field more particularly to a kind of dust guards and terminal device.
Background technique
Terminal device, mobile phone, tablet computer, smartwatch etc., it has also become indispensable one in people's life
Point.Due to the use environment multiplicity of terminal device and complicated, thus the requirement to its reliability is higher and higher, for example, acoustic holes into
Enter dust, foreign matter to be even blocked, can generate that sound is small, has the problems such as noise, noiseless, other such as data-interface, foreign matter into
The problems such as entering to will lead to poor contact, short circuit.
Utility model content
The application provides a kind of dust guard and terminal device with good dust removing effects.
The application provides a kind of dust guard, and dust-proof for carrying out to terminal device, the dust guard includes first anti-
Dirt net, the second Air Filter and the first connector, first Air Filter include the first dustproof part, the first fixed part and the first pre-cut
Structure, the first pre-cut structure include the first precutting and first connecting portion, and the first connecting portion connection described first is solid
Determine portion and the first dustproof part；Second Air Filter includes the second dustproof part；The first connector connection described first is dust-proof
Net and the second Air Filter, first connector have the first through hole in face of the first dustproof part and the second dustproof part.
Further, in the orientation of the first precutting and first connecting portion, the size of first precutting is big
In the size of first connecting portion.
Further, the area of first dustproof part is not more than the cross-sectional area of first through hole.
Further, first connector includes at least one of double-sided adhesive and parting compound adhesive.
Further, the dust guard includes third Air Filter and the second connector, and first Air Filter, first connect
Fitting, the second Air Filter, the second connector, third Air Filter are arranged successively, and second connector has dust-proof in face of second
Second through-hole in portion, second connector connect the second Air Filter and third Air Filter, and second Air Filter includes second
Pre-cut structure, the second pre-cut structure include the second precutting and second connecting portion, and the second connecting portion connection second is anti-
Dirt portion and the second fixed part.
Further, the area of second dustproof part is greater than the cross-sectional area of first through hole.
Further, the aperture of the first through hole less than the second through-hole aperture, and the axis of the first through hole with
The axis collinear of second through-hole, the area of second dustproof part are not more than the cross-sectional area of the second through-hole.
The application also provides a kind of terminal device, and the terminal device includes shell and the dust guard, the shell
With aperture, inside and outside the aperture connection shell, the dust guard is fixed in shell, and first dustproof part is posted by institute
It states one end of aperture or is located in the aperture.
Further, the shell includes at least two apertures, and first dustproof part is posted by described at least two and opens
One end of the end in hole is located at least two aperture.
Further, the aperture includes at least one of speaker hole, microphone aperture and audio hole.
Dust guard and terminal device in the application, since Air Filter has set on pre- between dustproof part and fixed part
Notch, after the dust and foreign matter that are adhered to dustproof part are accumulated to constant weight, gravity or other external force can make dustproof part and consolidate
Determine portion's disconnection, and fall off together with dust and foreign matter, to obtain good dust removing effects.
Detailed description of the invention
Fig. 1 show the schematic elevation view of one embodiment of the application terminal device；
Fig. 2 show the bottom view of the shell of terminal device shown in FIG. 1；
Fig. 3 show the shell of terminal device shown in FIG. 1 and the schematic cross-sectional view of dust guard；
Fig. 4 show the schematic cross-sectional view of the shell of the application terminal device and one embodiment of dust guard；
Fig. 5 show the schematic cross-sectional view of one embodiment of the application dust guard；
Fig. 6 show the schematic cross-sectional view of the first Air Filter amplification of dust guard shown in Fig. 4；
Fig. 7 show the schematic cross-sectional view of one embodiment of the application dust guard.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended
The example of the consistent device of some aspects be described in detail in claims, the application.
It is only to be not intended to be limiting the application merely for for the purpose of describing particular embodiments in term used in this application.
Unless otherwise defined, technical term or scientific term used in this application, which are should be in fields of the present invention, has general skill
The ordinary meaning that the personage of energy is understood." first " " second " and class used in present specification and claims
As word be not offered as any sequence, quantity or importance, and be used only to distinguish different component parts.Equally, " one
It is a " or the similar word such as " one " do not indicate that quantity limits yet, but indicate that there are at least one." multiple " or " several " table
Show two and two or more.The similar word such as " comprising " or "comprising" means to appear in the member before " comprising " or "comprising"
Part or object are covered the element for appearing in " comprising " or "comprising" presented hereinafter or object and its are equal, it is not excluded that its
His element or object." connection " either the similar word such as " connected " is not limited to physics or mechanical connection, and
And may include electrical connection, it is either direct or indirect.In present specification and the appended claims
The "an" of used singular, " described " and "the" are also intended to including most forms, unless context clearly shows that
Other meanings.It is also understood that term "and/or" used herein refers to and includes one or more associated to list item
Purpose any or all may combine.
It please refers to shown in Fig. 1, the terminal device of the embodiment of the present application can be mobile phone, tablet computer, laptop, intelligence
Energy wearable device etc., the present embodiment takes the mobile phone as an example.The terminal device include shell 4, the display device 5 for being fixed on shell and
Dust guard 100, the display device 5 can be integrated with the structures such as display screen, touch panel cover sheet.Certainly, the terminal
Equipment further includes being set to the elements such as 4 interior circuit board of shell, processor, battery, memory, microphone, loudspeaker, in the present embodiment
It is not shown.
The shell 4 includes the frame 40 for surrounding shell in the circumferential and the rear cover (not shown) for connecting frame, the side
Frame 40 can be integrally formed with rear cover, can also be fixed together by fixed structure (such as bolt).
Incorporated by reference to Fig. 2, frame 40 is equipped with multiple perforative apertures, and the aperture is connected to inside and outside shell.The aperture includes
Audio hole 41, main Mike hole 42, speaker hole 43, data connect hole 44 and secondary microphone aperture (not shown).It uses in the audio hole 41
In connection earphone or power amplifier, pass through earphone or the sound of power amplifier playing terminal equipment；The main microphon hole 42 is used for Mike
Wind imports user voice and ambient noise, and the secondary microphone aperture is used to import ambient noise to secondary microphone, passes through algorithm phase
Subtract to obtain the acoustic information of user；The data connect hole 43 for connecting data line such as, such as USB data line or Lighting
(thunder and lightning interface) data line, data line are used for transmission data or charge to terminal device.Certainly, the multiple aperture can also
It is divided on the frame of the bottom of display device, top or two sides, part open covers after being also set to.
Incorporated by reference to Fig. 3, in the present embodiment, inner surface 45 and outer surface 46 of the aperture of the frame 40 through frame, institute
The inner surface 45 that dust guard is resisted against frame 40 is stated, inner surface is surface of the frame 40 towards display device 5, and outer surface 46 is
Surface of the frame far from display device 5；Incorporated by reference to Fig. 4, in another embodiment, the frame 40 is additionally provided with and audio hole 41
And the accommodating chamber 47 that main microphon hole 42 is orthogonal, dust guard 100 are contained in the accommodating chamber 47.No matter dust guard is located at
Which position, can blocks dust or foreign matter enter the inside of shell 4.It certainly, can also be by dust guard if aperture is set to rear cover
It is resisted against the inner surface of rear cover or is set in rear cover.The dust guard 100 can pass through with the fixed form of frame 40 to be connect
Part connects (such as glue bonding), or is fixed by two element clampings.
Incorporated by reference to shown in Fig. 5 and Fig. 6, the dust guard 100 includes the first Air Filter 1, the second Air Filter 2 and is located at the
The first connector 3 between one Air Filter 1, the second Air Filter 2, it is dust-proof that the first connector 3 connects first connector first
Net 1 and the second Air Filter 2, so that three be made to form an entirety.In other embodiments, the first connector 3 can also coat
In 2 outside of the first Air Filter 1 and the second Air Filter, the first Air Filter 1 and the second Air Filter 2 are directly contacted.
First Air Filter 1 include the first dustproof part 11, the first fixed part 12 and the first pre-cut structure 13, described first
Pre-cut structure 13 includes the first precutting 131 and first connecting portion 132 of Heterogeneous Permutation, and the first connecting portion 132 connects institute
State the first fixed part 12 and the first dustproof part 11.The structure of precutting can be such that the first dustproof part 11 and the first fixed part 12 is easier
It disconnects, principle is approximately similar to point off formula polybag, point off formula envelope etc..It is worth noting that, the dust guard 100 can be real
Now dust-proof to multiple apertures progress, corresponding, the first dustproof part 11 may be provided with multiple.In the embodiment shown in fig. 3, one
First dustproof part is posted by the one end in the audio hole 41, another the first dustproof part is posted by the one end in main microphon hole 42；
In the embodiment shown in fig. 4, first dustproof part is located in the audio hole 41, another first dustproof part is located at main wheat
In gram air holes 42.It is worth noting that, " being located at " here, which can be part, is located at aperture (audio hole 41 or main microphon hole
42) in, it is also possible to be entirely located in aperture.
When processing the first Air Filter, entire Air Filter is selected first, determines that the first dustproof part 11 and first is solid later
Determine the critical zone in portion 12, finally cuts out the first precutting 131 in critical zone, the two sides of the first precutting 131 are first
Interconnecting piece 132.Due to the presence of precutting 131, for the first dustproof part 11 when by certain stress, stress can make first connecting portion
132 fractures, the first dustproof part 11 can be fallen after being detached from the second fixed part.For example, when the dust accumulated in the first dustproof part 11
And foreign matter accumulation to it is a certain amount of when, such as make speaker hole acoustic resistance improve 40% when (dust and foreign matter are substantially covered at this time
On the region of first dustproof part about 40%), the first dustproof part 11 and the dust foreign matter adhered to it (need to make aperture due to gravity
Downward, or apply other power) effect, pulling force is applied to first connecting portion 132 and is broken first connecting portion 132.At other
In embodiment, the size of precutting can be adjusted according to the requirement of acoustic resistance.
In one embodiment, multiple first precuttings 131 and multiple first connecting portions 132 are arranged along the circumferential direction of aperture
Column, size of first precutting in orientation are greater than the size of first connecting portion 132 in the circumferential, thus first
Interconnecting piece 132, which applies a lesser power (such as gravity), can make its disconnection.
Second Air Filter 2 includes the second dustproof part 21 and the second fixed part 22, the connection of the first connector 3 first
Fixed part 12 and the second fixed part 22.In the present embodiment, double-sided adhesive or parting compound adhesive is can be selected in first connector 3, specific viscous
The size for tying power can be adjusted according to dust-proof load and acoustic load.First connector 3 is equipped with first through hole 31, described
First dustproof part 11 and the second dustproof part 21 face the first through hole 31, and first dustproof part 11 is in the first connector 3
On orthographic projection be located in first through hole 31, in other words, the area of the first dustproof part 11 is not more than the cross section of first through hole 31
Product.If the area of the first dustproof part 11 excessive (greater than the cross section of first through hole 31) and 12 part of the first connector are connected,
It will lead to the fracture of first connecting portion 11 and need biggish stress.
Incorporated by reference to Fig. 7, in another embodiment of the application, dust guard 100A includes the first Air Filter 1 being arranged successively,
A connection piece 3, the second Air Filter 2A, the second connector 6, third Air Filter 7, first Air Filter, the first connector and Fig. 5
Shown in the first Air Filter 1 described in embodiment, 3 structure of the first connector it is identical, thus use identical label.Described second
The structure of Air Filter 2A is similar with the structure of the first Air Filter 1.The structure of second connector 6 is similar with the first connector 3
And including the second through-hole 61.The axis of second through-hole 61 and the axis collinear of first through hole 31, and the hole of the second through-hole 61
Diameter is greater than the aperture of first through hole 31.
The second Air Filter 2A includes the second dustproof part 21A, the second fixed part 22A and the second pre-cut structure 23A, described
Second pre-cut structure 23A includes the second precutting and second connecting portion of Heterogeneous Permutation, the second precutting and second connecting portion with
The first precutting 131 and first connecting portion 132 of the first pre-cut structure 13 in embodiment shown in fig. 6 are roughly the same, no longer
It repeats one by one.It is worth noting that, the area of the second dustproof part 21A is greater than the area and first through hole 31 of first dustproof part 11
Cross-sectional area, the second dustproof part 21A are located at outside first through hole 31 in the orthographic projection part on the first connector 3.First dustproof part
11 and second also assemble dust stratification dirt and foreign matter between dustproof part 21A, when the first dustproof part 11 because adhered to sufficient amount dust or
Foreign matter and when falling, the dust and foreign matter and the second dustproof part 21A of internal layer may be pullled, the second dustproof part 21A mono- is made to rise and fall
Under.Second dustproof part 21A size is slightly larger than first through hole 31, thus a part of the second dustproof part 21A and the first connector are viscous
It connects, is not easy to take off because pullling and falls off with the second fixed part.Certainly, the second dustproof part 21A disengaging is made (to make second connecting portion in other words
Fracture) the second fixed part 22A and fall, also therefore need bigger power, for example need to build up more dusts and foreign matter.
It is worth noting that, the area of the second dustproof part 21A is not more than the cross-sectional area of the second through-hole 61, in other words second
Dustproof part 21A is located in the second through-hole 61 in the orthographic projection on the second connector 6, is arranged such also for slightly reducing by the
Stress needed for the fracture of two interconnecting pieces.
Dust guard and terminal device in the application, since Air Filter has set on pre- between dustproof part and fixed part
Notch, when the dust and foreign matter that are adhered to dustproof part are accumulated to certain amount, gravity or other external force can make dustproof part and consolidate
Determine portion's disconnection, and fall off together with dust and foreign matter, to obtain the effect of good automatic dust removing.
The foregoing is merely the preferred embodiments of the application, not to limit the application, all essences in the application
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the application protection.
Claims (10)
1. a kind of dust guard, it is characterised in that: dust-proof for carrying out to terminal device, the dust guard includes:
First Air Filter (1), including the first dustproof part (11), the first fixed part (12) and the first pre-cut structure (13), described
One pre-cut structure (13) includes the first precutting (131) and first connecting portion (132), and the first connecting portion (132) connects institute
State the first dustproof part (11) and the first fixed part (12)；
Second Air Filter (2), including the second dustproof part (21)；
First connector (3), connecting first Air Filter (1) and the second Air Filter (2), first connector (3) has
In face of the first dustproof part (11) and the first through hole (31) of the second dustproof part (21).
2. dust guard as described in claim 1, it is characterised in that: in the first precutting (131) and first connecting portion (132)
Orientation on, the size of first precutting (131) is greater than the size of first connecting portion (132).
3. dust guard as described in claim 1, it is characterised in that: the area of first dustproof part (11) is no more than described
The cross-sectional area of first through hole (31).
4. dust guard as described in claim 1, it is characterised in that: first connector (3) includes double-sided adhesive and release
At least one of glue.
5. dust guard as described in claim 1, it is characterised in that: the dust guard includes third Air Filter (7) and
Two connectors (6), first Air Filter (1), the first connector (3), the second Air Filter (2A), the second connector (6), third
Air Filter (7) is arranged successively, the second connector (6) connection the second Air Filter (2A) and third Air Filter (7), and described second
Connector (6) has the second through-hole (61) in face of the second dustproof part (21A), and second Air Filter (2A) includes the second pre-cut
Structure (23A), the second pre-cut structure (23A) include the second precutting and second connecting portion, the second connecting portion connection
Second dustproof part (21A) and the second fixed part (22A).
6. dust guard as claimed in claim 5, it is characterised in that: the area of second dustproof part (21A) is greater than first
The cross-sectional area of through-hole (31).
7. dust guard as claimed in claim 6, it is characterised in that: the aperture of the first through hole (31) is less than the second through-hole
(61) aperture, and the axis collinear of the axis of the first through hole (31) and the second through-hole (61), the second dustproof part (21A)
Area is not more than the cross-sectional area of the second through-hole (61).
8. a kind of terminal device, it is characterised in that: the terminal device includes any in shell (4) and such as claim 1 to 7
Dust guard described in, the shell have aperture (41,42,43), in aperture (41,42,43) connection shell (4)
Outside, the dust guard is fixed on shell (4), and first dustproof part (11) is posted by one end of the aperture (41,42,43)
Or it is located in the aperture (41,42,43).
9. terminal device as claimed in claim 8, it is characterised in that: the shell includes at least two apertures (41,42), institute
State the first dustproof part (11) be posted by least two aperture (41,42) one end or be located at least two aperture (41,
42) in.
10. terminal device as claimed in claim 8, it is characterised in that: the aperture (41,42,43) includes speaker hole, wheat
At least one of gram air holes and audio hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821563813.1U CN208739163U (en) | 2018-09-25 | 2018-09-25 | Dust guard and terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821563813.1U CN208739163U (en) | 2018-09-25 | 2018-09-25 | Dust guard and terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208739163U true CN208739163U (en) | 2019-04-12 |
Family
ID=66035224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821563813.1U Active CN208739163U (en) | 2018-09-25 | 2018-09-25 | Dust guard and terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208739163U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111107212A (en) * | 2019-12-19 | 2020-05-05 | Oppo广东移动通信有限公司 | Dustproof assembly and electronic equipment |
| WO2021135116A1 (en) * | 2019-12-31 | 2021-07-08 | 潍坊歌尔微电子有限公司 | Dustproof structure, microphone packaging structure and electronic device |
-
2018
- 2018-09-25 CN CN201821563813.1U patent/CN208739163U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111107212A (en) * | 2019-12-19 | 2020-05-05 | Oppo广东移动通信有限公司 | Dustproof assembly and electronic equipment |
| CN111107212B (en) * | 2019-12-19 | 2021-10-26 | Oppo广东移动通信有限公司 | Dustproof assembly and electronic equipment |
| WO2021135116A1 (en) * | 2019-12-31 | 2021-07-08 | 潍坊歌尔微电子有限公司 | Dustproof structure, microphone packaging structure and electronic device |
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