CN217159798U - Dustproof protective housing - Google Patents

Abstract

The application provides a dustproof protective shell which comprises a frame and a dustproof device connected to the frame, wherein the dustproof device comprises a dustproof part and a connecting part connected to the periphery of the dustproof part, and the connecting part is provided with a clamping groove; the frame is equipped with the sound transmission hole, and the periphery in sound transmission hole is equipped with the spread groove, and the lateral wall of spread groove is equipped with block portion, and connecting portion insert locate in the spread groove and block portion insert locate the draw-in groove, and the sound transmission hole is located to the dust cover lid. This dustproof protective housing sets up dust keeper through the periphery at the transaudient hole, makes the dust guard cover the transaudient hole, inserts the draw-in groove of locating on connecting portion through the block portion on the spread groove and realizes being connected of dismantling of dust keeper and frame, still can play dustproof effect under the condition that does not influence the cell-phone effect of raising one's voice, and convenient to detach washs simultaneously, experiences for user's good use.

Description

Dustproof protective housing

Technical Field

The application relates to the technical field of electronic equipment accessories, in particular to a dustproof protective shell.

Background

Along with the cell-phone more and more enters into people's life, in order to avoid the cell-phone fish tail, generally can put the protective housing on for the cell-phone, in order not to cause the interference to the work of speaker or microphone when producer design protective housing, set up corresponding sound transmission hole on the position that cell-phone vocal hole corresponds generally to in the play of cell-phone sound, and can not blockked by the cell-phone shell. However, due to the arrangement of the structure, dust or impurities are easily accumulated in the sound-transmitting holes, and the sound-transmitting holes cannot play a dustproof role, so that blockage occurs in the past, and the broadcasting and sound-receiving effects of the mobile phone are affected.

Disclosure of Invention

For solving the current technical problem who exists, this application provides a simple structure, dustproof effectual dustproof protective housing.

In order to achieve the above purpose, the technical solution of the embodiment of the present application is implemented as follows:

the embodiment of the application provides a dustproof protective shell, which comprises a frame and a dustproof device connected to the frame, wherein the dustproof device comprises a dustproof part and a connecting part connected to the periphery of the dustproof part, and the connecting part is provided with a clamping groove; the frame is provided with a sound transmission hole, a connecting groove is formed in the periphery of the sound transmission hole, a clamping portion is arranged on the side wall of the connecting groove, the connecting portion is inserted into the connecting groove, the clamping portion is inserted into the clamping groove, and the dust-proof portion covers the sound transmission hole.

In one embodiment, the connecting groove comprises a first side wall close to the sound transmission hole, and the clamping part is arranged on the first side wall; the connecting part comprises an inner surface close to the sound transmission hole, and the clamping groove is formed in the inner surface.

In one embodiment, the connecting groove further comprises a second side wall far away from the sound transmission hole, and the clamping part is arranged on the second side wall; the connecting portion still includes and keeps away from the surface of sound transmission hole, the draw-in groove is located the surface.

In one embodiment, the card slot is disposed through the connecting portion.

In one embodiment, a waterproof and breathable piece is arranged between the dustproof portion and the frame, and the waterproof and breathable piece covers the sound transmission hole.

In one embodiment, the waterproof air-permeable piece is attached to the inner surface of the dustproof part through glue.

In one embodiment, the dust-proof part is provided with a plurality of dust-proof holes which are arranged in an array; or the dustproof part is a dustproof net.

In one embodiment, one surface of the dust-proof part, which is far away from the frame, is flush with the surface of the frame.

In one embodiment, the sound transmission hole is a through hole; or the sound transmission holes are a plurality of through holes arranged at intervals.

In one embodiment, the sound transmission holes are provided with a plurality of sound transmission holes, and each sound transmission hole is correspondingly provided with one dustproof device.

The utility model provides a dustproof protective housing has following beneficial effect at least: the dustproof protective housing of this application sets up dust keeper through the periphery in the sound transmission hole that is located the frame, makes the dust guard cover the sound transmission hole, inserts the draw-in groove of locating on connecting portion through the block portion on the spread groove and realizes being connected dismantled of dust keeper and frame, still can play dustproof effect under the condition that does not influence the cell-phone effect of raising one's voice, and convenient to detach washs simultaneously. This dustproof protective housing simple structure easily realizes, has better dustproof, waterproof splatter effect, gives user's good product experience, is suitable for popularization and application.

Drawings

Fig. 1 is a schematic perspective view of a dustproof protective case according to an embodiment of the present application;

fig. 2 is an exploded view of the dust-proof protective case of fig. 1;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic view of the dust-proof protective case of FIG. 1 in an exploded view in a cross-sectional view;

FIG. 5 is an enlarged view at B in FIG. 4;

fig. 6 is a sectional view in one direction of the dust protective case of fig. 1;

FIG. 7 is an enlarged view at C of FIG. 6;

FIG. 8 is a schematic perspective view of the dustproof device of FIG. 1 in one direction;

fig. 9 is a schematic perspective view of the dustproof device in fig. 1 in another direction.

The elements in the figures are numbered as follows: a dust-proof protective case 10; a frame 21; a sound transmission hole 22; a connecting groove 31; an engaging portion 32; a dust-proof device 40; a dust-proof portion 41; a connecting portion 42; a card slot 43; a waterproof and breathable member 50.

Detailed Description

The technical solution of the present application is further described in detail with reference to the drawings and specific embodiments of the specification.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of implementations of the present application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The present application provides a dustproof protective housing 10 for accommodating and protecting an electronic device. The electronic device may be a mobile phone, a tablet computer, or the like, in this embodiment, the electronic device is described by taking a mobile phone as an example, and correspondingly, the protective casing 10 may be a mobile phone shell. Referring to fig. 1 to 7, the protective case 10 includes a frame 21, the frame 21 is provided with sound transmission holes 22 corresponding to the sound emission holes of the electronic device, in this embodiment, the frame 21 may be a bottom frame of the protective case 10, and two sound transmission holes 22 are provided on the frame 21, but the present invention is not limited thereto, and in other embodiments, the sound transmission holes 22 may be provided in other numbers. The dustproof protective shell 10 further comprises two dustproof devices 40, and correspondingly, the dustproof devices 40 are arranged to cover the sound transmission holes 22, so that external dust can be prevented from entering the sound transmission holes 22 of the electronic equipment. Since each dust-proof device 40 and the corresponding sound transmission hole 22 have the same structure, only one dust-proof device 40 and one sound transmission hole 22 will be described in detail below as an example.

The sound transmission hole 22 can be set as a through hole, and the sound transmission hole 22 can also be set as a through hole arranged at a plurality of intervals, in this embodiment, the sound transmission hole 22 is set as a through hole arranged at a plurality of intervals, and the through holes are arranged at even intervals along the length direction of the frame 21.

Referring to fig. 8 and 9, the dust-proof device 40 includes a dust-proof portion 41 and a connecting portion 42 connected to a periphery of the dust-proof portion 41, the dust-proof portion 41 and the connecting portion 42 form a box structure with an open side, and the dust-proof portion 41 has a dust-proof function and is disposed to cover the sound hole 22, so that external dust needs to pass through the dust-proof portion 41 before passing through the protective casing 10. In this embodiment, a plurality of dustproof holes have been seted up on dustproof portion 41, and the dustproof hole has dustproof absorption function, and a plurality of dustproof hole array arrange distribute in the central zone that corresponds sound transmission hole 22 on dustproof portion 41, and the sound wave that the cell-phone speaker sent is transmitted to the dustproof hole and then spreads by sound transmission hole 22 for the dustproof hole can avoid outside dust to get into the sound-emitting hole when not influencing cell-phone effect of raising one's voice.

Of course, in other embodiments, the dust-proof portion 41 may be a dust-proof net with several dust-proof holes, the dust-proof net may be provided with a metal frame, and the connecting portion 42 may be detachably connected, for example, by being snapped on the periphery of the dust-proof portion 41.

A connecting groove 31 is arranged on the outer surface and/or the inner surface of the frame 21 at the periphery of the sound transmission hole 22, the connecting groove 31 has a first side wall close to the sound transmission hole 22 and a second side wall far away from the sound transmission hole 22, a clamping part 32 is arranged on the first side wall and/or the second side wall of the connecting groove 31, the shape of the clamping part 32 is not limited, and the clamping part can be a long strip shape arranged in a protruding manner; the connecting portion 42 has an outer surface far away from the sound transmission hole 22 and an inner surface close to the sound transmission hole 22, a clamping groove 43 corresponding to the clamping portion 32 is arranged on the outer surface and/or the inner surface of the connecting portion 42, the connecting portion 42 is inserted into the connecting groove 31, and the clamping portion 32 is inserted into the clamping groove 43, so that the dust-proof device 40 is detachably connected with the frame 21, and the dust-proof device 40 is conveniently detached from the protective shell 10 for cleaning.

In this embodiment, the dust-proof device 40 is disposed on the outer surface of the frame 21, the connecting groove 31 is an annular structure, four engaging portions 32 are disposed along the second side wall of the connecting groove 31 at intervals, and two of the engaging portions are disposed oppositely along the width direction of the bottom frame 21, correspondingly, four engaging slots 43 are disposed along the outer surface of the connecting portion 42, and each engaging slot 43 is engaged with one corresponding engaging portion 32, so that the connecting portion 42 can be detachably connected to the connecting groove 31.

Of course, in other embodiments, the number of the engaging portions 32 may be other numbers such as five, six, etc.; or, the engaging portion 32 is a ring shape protruding outward along the sidewall of the connecting groove 31; the engaging portion 32 may be disposed only on the first side wall, and correspondingly, the engaging groove 43 is disposed along the inner surface of the connecting portion 42; or, the first side wall and the second side wall are both provided with the clamping portions 32, and the inner surface and the outer surface of the connecting portion 42 are both provided with the clamping grooves 43. It should be noted that, under the guidance of the foregoing embodiments, the technical features of different embodiments can be arbitrarily combined to form different numbers, positions and configurations of the connecting groove 31 and the connecting portion 42, and the engaging portion 32 and the engaging groove 43 without contradiction, and the present invention also belongs to the protection scope of the present application.

In this embodiment, the locking groove 43 is disposed through the connecting portion 42, that is, the locking groove 43 has a hole-shaped structure. In other embodiments, the locking groove 43 may also be a groove-shaped structure that is recessed, and the same insertion and engagement effect between the engagement portion 32 and the locking groove 43 is achieved.

It should be understood that in other embodiments, the dust-proof device 40 may also be disposed on the inner surface of the frame 21, correspondingly, the inner surface of the frame 21 is provided with the connecting slot 31 at the periphery of the sound transmission hole 22, the connecting portion 42 is detachably connected to the connecting slot 31 on the inner surface of the frame 21 in the above-mentioned connecting manner, and the outer surface of the dust-proof portion 41 may be disposed flush with the inner surface of the frame 21 or the outer surface of the dust-proof portion 41 is recessed in the inner surface of the frame 21 to avoid contact or friction between the dust-proof portion 41 and the mobile phone. Through set up dust keeper 40 at the internal surface of frame 21, avoid the cell-phone to raise voice the hole by the dust jam. Alternatively, the dust-proof device 40 may be disposed on both the inner and outer surfaces of the frame 21, and the connecting groove 31 disposed on the inner surface of the frame 21 and the connecting groove 31 disposed on the outer surface of the frame 21 may be disposed in a staggered manner due to the small thickness of the protective shell 10, for example, the connecting groove 31 on the inner surface is correspondingly disposed on the periphery of the connecting groove 31 on the outer surface, or the connecting groove 31 on the inner surface is disposed in a space surrounded by the connecting grooves 31 on the outer surface. Through all setting up dust keeper 40 at the interior external surface of frame 21 for sound transmission hole 22 is difficult for the dust jam also, and two dustproof portions 41 reach the better dustproof effect of sound-raising hole.

In at least one embodiment, a waterproof and air-permeable member 50 is disposed between the dust-proof portion 41 and the frame 21, and the waterproof and air-permeable member 50 is disposed to cover the sound transmission hole 22. Waterproof ventilative piece 50 can be the sponge material that has the moisture adsorption function, has the sound transmission speciality simultaneously for waterproof ventilative piece 50 can avoid outside steam to get into the vocal hole when not influencing the cell-phone effect of raising one's voice, further improves the user and uses experience. Preferably, in order to further enhance the connection stability of the breathable cotton, the waterproof and breathable member 50 may be attached to the inner surface of the dust-proof portion 41 by using an adhesive, such as 3M glue or liquid glue.

Preferably, the dust-proof device 40 may be made of a metal material, so that a plurality of fine dust-proof holes are formed in the dust-proof portion 41, and the dust-proof holes are not easily deformed; the frame 21 may be made of plastic. In the assembling process, the connecting groove 31 is elastically deformed by operating the connecting groove 31 by hand, and then the connecting portion 42 is inserted into the connecting groove 31, so that the engaging groove 43 is engaged with the engaging portion 32, thereby completing the assembling. After the installation, the one side of keeping away from frame 21 of dust guard 41, the surface parallel and level of the surface of dust guard 41 and frame 21 promptly increases the whole pleasing to the eye degree of protective housing 10, and increases the user and use and feel, avoids knocking the hand. In other embodiments, the outer surface of the dust-proof portion 41 may slightly protrude from the surface of the frame 21, or the outer surface of the dust-proof portion 41 may be located inside the surface of the frame 21. For example, when the bottom of the frame 21 is arc-shaped, the dust-proof portion 41 may be designed to fit the arc-shaped bottom of the frame 21, so that the outer surface of the dust-proof portion 41 is flush with the surface of the frame 21, or the outer surface of the dust-proof portion 41 slightly protrudes from the surface of the frame 21, or the outer surface of the dust-proof portion 41 is located inside the surface of the frame 21.

It should be understood that, in the above-mentioned embodiment, the dust-proof device 40 and the sound transmission hole 22 are both disposed on the bottom frame of the protective shell 10, but the present invention does not limit the disposition position of the dust-proof device 40 and the sound transmission hole 22, and in other embodiments, the dust-proof device 40 and the sound transmission hole 22 may be disposed on other positions of the protective shell 10 according to the disposition position of the mobile phone sound emission hole.

In summary, the dustproof protective case 10 of the present application, by arranging the dustproof device 40 at the periphery of the sound transmission hole 22 located in the frame 21, the dustproof portion 41 covers the sound transmission hole, and can also play a dustproof role without affecting the use effect of the sound transmission hole 22; the dustproof device 40 is inserted into the connecting groove 31 through the connecting part 42, the clamping part 32 is inserted into the clamping groove 43, the detachable connection with the frame 21 is realized, and the dustproof device 40 can be directly detached when cleaning is needed, so that the cleaning is convenient; through being equipped with waterproof ventilative piece 50 between dustproof portion 41 and frame 21 for waterproof ventilative piece 50 can avoid outside steam to get into the sound-raising hole when not influencing cell-phone effect of raising one's voice. The utility model discloses a dustproof protective housing 10 simple structure easily realizes, has better dustproof, waterproof splatter effect, and convenient to detach, and easy washing gives user's good product experience, is suitable for popularization and application.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A dustproof protective shell is characterized by comprising a frame and a dustproof device connected to the frame, wherein the dustproof device comprises a dustproof part and a connecting part connected to the periphery of the dustproof part, and the connecting part is provided with a clamping groove; the frame is equipped with the sound transmission hole, the periphery in sound transmission hole is equipped with the spread groove, the lateral wall of spread groove is equipped with block portion, connecting portion insert locate in the spread groove just block portion insert locate in the draw-in groove, the dust guard lid is located the sound transmission hole.

2. The dust-proof protective case of claim 1, wherein the connecting groove comprises a first side wall adjacent to the sound transmission hole, and the engaging portion is disposed on the first side wall; the connecting part comprises an inner surface close to the sound transmission hole, and the clamping groove is formed in the inner surface.

3. The dustproof protective case of claim 1 or 2, wherein the connecting groove further comprises a second side wall far away from the sound transmission hole, and the clamping portion is arranged on the second side wall; the connecting portion still includes and keeps away from the surface of sound transmission hole, the draw-in groove is located the surface.

4. The dust protective case of claim 1, wherein the slot is disposed through the connecting portion.

5. The dustproof protective case according to claim 1, wherein a waterproof and breathable member is disposed between the dustproof portion and the rim, and the waterproof and breathable member covers the sound transmission hole.

6. The dustproof protective case of claim 5, wherein the waterproof air-permeable member is attached to an inner surface of the dustproof portion by an adhesive.

7. The dustproof protective case according to claim 1, wherein the dustproof portion is provided with a plurality of dustproof holes, and the plurality of dustproof holes are arranged in an array; or the dustproof part is a dustproof net.

8. The dust-proof protective case of claim 1, wherein a face of the dust-proof portion away from the rim is flush with a surface of the rim.

9. The dust protective case of claim 1, wherein the sound transmission hole is a through hole; or the sound transmission holes are a plurality of through holes arranged at intervals.

10. The dustproof protective case of claim 9, wherein a plurality of the sound transmission holes are provided, and each sound transmission hole is provided with one corresponding dustproof device.

Images