CN212086273U

CN212086273U - Protective housing with dustproof function

Info

Publication number: CN212086273U
Application number: CN202020961184.9U
Authority: CN
Inventors: 黄敏; 梁志军
Original assignee: Shenzhen Ranvoo Technology Co Ltd
Current assignee: Shenzhen Ranvoo Technology Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-12-04
Anticipated expiration: 2030-05-29

Abstract

The utility model provides a protective housing with dustproof function, the position that the frame of protective housing corresponds electronic equipment loudspeaker is equipped with the horn hole, the protective housing includes dust keeper, dust keeper cover in the horn hole, dust keeper include the base part and set up in the dust keeper of base part, the internal periphery or the outer peripheral edges of base part are equipped with the arch, on the surface of the frame of protective housing and/or the internal surface in the periphery of horn hole is equipped with the recess, dust keeper passes through protruding block in the recess can be dismantled and be connected to the horn hole surface, and make the dust keeper corresponds the horn hole plays dustproof effect.

Description

Protective housing with dustproof function

Technical Field

The utility model relates to a cell-phone accessory technical field, in particular to protective housing with dustproof function.

Background

The mobile phone shell is a mobile phone accessory product, and along with the continuous development of mobile phones, the structure and the function of the mobile phone shell are also continuously improved. The horn holes at the bottom of the existing mobile phone shell are mostly through holes, namely, long round holes or fine holes, for example, a plurality of small holes are arranged corresponding to the horn holes of the mobile phone. Such structure setting makes the easy accumulation dust of horn hole, and through-hole and smart hole all can't play dustproof effect, leads to the horn hole content to easily advance the dust and influence cell-phone loudspeaker result of use, for example influences the broadcast and the radio reception effect of cell-phone.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a protective housing with dustproof function.

In an embodiment, the plurality of protrusions are arranged at intervals along the inner circumference or the outer circumference of the base portion, the plurality of grooves are arranged at intervals along the outer circumference of the trumpet hole, and each protrusion is in snap fit with one corresponding groove.

In an embodiment, the protrusion is a ring protruding outward along an inner circumference or an outer circumference of the base portion, and the groove is a ring recessed inward along an outer periphery of the trumpet hole.

In an embodiment, the horn hole is a through hole, or the horn hole is a plurality of fine holes arranged at intervals.

In an embodiment, an adhesive groove is formed in the groove and used for containing adhesive.

In one embodiment, the base portion has a plurality of dust-proof holes, and the dust-proof holes are arranged to form the dust-proof portion.

In one embodiment, the dust-proof portion is a dust-proof net having a plurality of dust-proof holes, and the dust-proof net is disposed on the base portion.

In an embodiment, the speaker holes are provided in plural, and each of the speaker holes is provided with one of the dust-proof devices.

In one embodiment, when the dustproof device is connected to the surface of the bell-mouthed hole, the outer surface of the dustproof device is flush with the surface of the protective shell.

In one embodiment, the inner surface and/or the outer surface of the dust-proof part is provided with an antistatic coating.

To sum up, the utility model provides a protective housing with dustproof function sets up dust keeper outside the bell mouth of protective housing, and dust keeper covers the bell mouth and still can play dustproof effect under the condition that does not influence bell mouth result of use. Set up the arch at the internal periphery of dust keeper's base member portion, correspond in the periphery of horn hole on the surface of the frame bottom of protecting sheathing and set up the recess, dust keeper is connected to the horn hole outside through protruding block in the recess and can dismantle, thereby and dust keeper's dust keeper corresponds the position setting in horn hole and realizes dustproof effect. When the dust-proof device needs to be cleaned, the dust-proof device can be directly detached, or the dust-proof part can be detached for cleaning. The utility model discloses a protective housing with dustproof function simple structure easily realizes, has better dustproof, waterproof splatter effect, and convenient to detach, and easy the washing gives user's good product experience, is suitable for popularization and application.

Drawings

Fig. 1 is a schematic perspective view of a protective case with a dustproof function.

Fig. 2 is an exploded schematic view of the protective case with a dustproof function in fig. 1.

Fig. 3 is a partially enlarged schematic view of the protective case having the dustproof function in fig. 2.

Fig. 4 is a side sectional view of the protective case having a dust-proof function of fig. 1.

Fig. 5 is an enlarged schematic view of a portion a in fig. 4.

Detailed Description

Before the embodiments are described in detail, it is to be understood that the invention is not limited in its application to the details of construction and the arrangements of components set forth in the following description or illustrated in the drawings. The utility model discloses can be the embodiment that other modes realized. Also, it is to be understood that the phraseology and terminology used herein is for the purpose of description and should not be regarded as limiting. The use of "including," "comprising," "having," and the like, herein is meant to encompass the items listed thereafter and equivalents thereof as well as additional items. In particular, when "a certain element" is described, the present invention is not limited to the number of the element being one, and may include a plurality of the elements.

As shown in fig. 1-5, the present invention provides a protective case 10 with a dustproof function, in which an electronic device, such as a mobile phone and a tablet computer, is accommodated in the protective case 10, in this embodiment, the electronic device is illustrated by taking the mobile phone as an example, and correspondingly, the protective case 10 is, for example, a mobile phone case 10. The position that the frame bottom of protective housing 10 corresponds cell-phone loudspeaker is equipped with horn hole 12, and in the embodiment shown, horn hole 12 sets up to two, nevertheless the utility model discloses do not inject this, in other embodiments, horn hole 12 also can set up to other quantity. The protective shell 10 further includes two dust-proof devices 14, and correspondingly, one dust-proof device 14 is detachably mounted on the surface of each horn hole 12, so that the dust-proof devices 14 can be detached from the protective shell 10 for cleaning. Since each of the bell-mouthed openings 12 and the dust-proof means 14 has the same structure, only one of the bell-mouthed openings 12 and the dust-proof means 14 will be described in detail below.

The horn hole 12 may be set as a through hole, and the horn hole 12 may also be set as a fine hole arranged at a plurality of intervals, and in the illustrated embodiment, the horn hole 12 is set as a fine hole arranged at a plurality of intervals, and the fine holes are arranged at even intervals along the width direction of the protective case 10.

The dust-proof device 14 covers the surface of the bell-shaped hole 12, so that external dust needs to pass through the dust-proof device 14 before passing through the protective case 10. In the illustrated embodiment, the dust-proof device 14 covers the outer surface of the horn hole 12, and more specifically, the dust-proof device 14 includes a base portion 16 and a dust-proof portion 18 provided on the base portion 16, and the dust-proof portion 18 has a dust-proof function. In the illustrated embodiment, the base portion 16 is provided with a plurality of dust-proof holes having a dust-proof adsorption function, and the plurality of dust-proof holes are arranged at intervals in a central region of the base portion 16 to form the dust-proof portion 18.

In other embodiments, the dust-proof device 14 may also be configured such that the base body portion 16 is a frame structure with a central opening, the dust-proof portion 18 is a dust-proof net with a plurality of dust-proof holes, the dust-proof net is detachably installed in the central opening of the base body portion 16, and the dust-proof net and the base body portion 16 are connected by, for example, a snap connection.

The inner periphery of the base body portion 16 is provided with a protrusion 20, a groove 22 is formed in the outer surface of the bottom of the frame of the protective shell 10 at the periphery of the horn hole 12, the dustproof device 14 is detachably connected to the outer side of the horn hole 12 through the protrusion 20 being clamped in the groove 22, and the dustproof portion 18 corresponds to the position of the horn hole 12, so that the dustproof device 14 plays a dustproof role under the condition that the using effect of the horn hole 12 is not affected.

It should be understood that, in other embodiments, the dust-proof device 14 may also cover the inner surface of the speaker hole 12, and correspondingly, the protrusion 20 is disposed on the outer periphery of the base portion 16, the groove 22 is disposed on the inner surface of the bottom of the rim of the protective casing 10 at the periphery of the speaker hole 12, and the dust-proof device 14 is detachably connected to the inside of the speaker hole 12 by the protrusion 20 engaging with the groove 22. In this case, when the dust-proof device 14 is installed, the mobile phone needs to be taken out from the protective case 10, and the dust-proof device 14 is installed from the inner side of the protective case 10, and the inner surface of the dust-proof device 14 is set to be flush with the inner surface of the protective case 10 or the inner surface of the dust-proof device 14 is located at the inner side of the inner surface of the protective case 10, so as to avoid contact or friction with the mobile phone. Furthermore, the dustproof device 14 can be arranged on both the inner surface and the outer surface of the horn hole 12, so that a better dustproof effect is achieved.

In some embodiments, to further enhance the connection stability of the dust-proof device 14, an adhesive groove may be disposed in the groove 22, and the adhesive groove is used for accommodating an adhesive, such as a liquid adhesive or a solid adhesive, and an adhesive layer, etc., and is adhered to the adhesive in the adhesive groove when the protrusion 20 is engaged in the groove 22. In other embodiments, an adhesive groove may be provided on the protrusion 20, for example, an adhesive groove may be provided on an end surface of the protrusion 20, or an adhesive groove may be provided in the groove 22 and on the protrusion 20.

In the illustrated embodiment, the protrusion 20 is formed in a ring shape protruding outward along the inner peripheral edge of the base portion 16, and correspondingly, the groove 22 is formed in a ring shape recessed inward along the outer periphery of the bell mouth 12, so that the protrusion 20 is entirely engaged with the groove 22 when mounted. After the installation, dust keeper 14's surface, the surface that also is the base member portion 16 and the surface parallel and level of protective housing 10 increase the whole pleasing to the eye degree of protective housing 10, and increase the user and use and feel, avoid knocking the hand. In other embodiments, the outer surface of the dust-proof device 14 may be slightly protruded from the outer surface of the protective casing 10, or the outer surface of the dust-proof device 14 may be located inside the outer surface of the protective casing 10. For example, when the bottom of the rim of the protective casing 10 is arc-shaped, the base portion 16 may be designed to fit into the arc-shaped bottom of the rim of the protective casing 10, so that the outer surface of the base portion 16 is flush with the outer surface of the protective casing 10, or the outer surface of the base portion 16 slightly protrudes from the outer surface of the protective casing 10, or the outer surface of the base portion 16 is located inside the outer surface of the protective casing 10.

In other embodiments, the protrusion 20 may be provided in plural, the plural protrusions 20 are uniformly spaced along the inner circumference or the outer circumference of the base portion 16, correspondingly, the plural grooves 22 are also provided, the plural grooves 22 are uniformly spaced along the outer circumference of the trumpet hole 12, and each protrusion 20 is in snap fit with one groove 22.

In some embodiments, the inner and/or outer surfaces of the dust guard 18 are provided with an antistatic coating to further enhance the dust guard function. Before contacting the mobile phone, the external dust needs to pass through the dust-proof device 14, the dust-proof device 14 absorbs the dust onto the dust-proof device 14 through the dust-proof holes and the adsorption of the anti-static coating, and the base body 16 or the dust screen can be periodically detached for cleaning in order to prevent the dust from accumulating.

It should be understood that, in the above-mentioned embodiment, the speaker hole 12 is disposed at the bottom of the frame of the protection casing 10, but the present invention is not limited to the location of the speaker hole 12, and in other embodiments, the speaker hole 12 may be disposed at other locations of the protection casing 10 according to the location of the mobile phone speaker.

The concepts described herein may be embodied in other forms without departing from the spirit or characteristics thereof. The particular embodiments disclosed should be considered illustrative rather than limiting. The scope of the invention is, therefore, indicated by the appended claims rather than by the foregoing description. Any changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The utility model provides a protective housing with dustproof function, the frame of protective housing corresponds the position of electronic equipment loudspeaker and is equipped with the horn hole, a serial communication port, the protective housing includes dust keeper, dust keeper cover in the horn hole, dust keeper include the base part and set up in the dust keeper of base part, the internal periphery or the outer peripheral edge of base part are equipped with the arch, on the surface of the frame of protective housing and/or the internal surface in the periphery in horn hole is equipped with the recess, dust keeper passes through protruding block in recess and can dismantle be connected to horn hole surface, and make the dust keeper corresponds the horn hole plays dustproof effect.

2. The protective case with a dustproof function according to claim 1, wherein a plurality of protrusions are provided, a plurality of protrusions are provided at intervals along an inner periphery or an outer periphery of the base portion, a plurality of grooves are provided at intervals along an outer periphery of the bell-mouth, and each protrusion is in snap fit with a corresponding groove.

3. The protective case having a dustproof function according to claim 1, wherein the protrusion is formed in a ring shape protruding outward along an inner peripheral edge or an outer peripheral edge of the base portion, and the groove is formed in a ring shape recessed inward along an outer periphery of the bell-mouth.

4. A protective case with a dust-proof function as claimed in claim 2 or 3, wherein the speaker hole is a through hole, or the speaker hole is a plurality of fine holes arranged at intervals.

5. A protective casing having dust-proof function as claimed in claim 1, wherein an adhesive groove is provided in said recess, said adhesive groove being adapted to receive adhesive.

6. The protective case having a dust-proof function according to claim 1, wherein a plurality of dust-proof holes are provided in the base portion, and the plurality of dust-proof holes are arranged to form the dust-proof portion.

7. The protective case having a dust-proof function according to claim 1, wherein the dust-proof portion is a dust-proof net having a plurality of dust-proof holes, and the dust-proof net is provided to the base portion.

8. The protective case with a dustproof function according to claim 1, wherein a plurality of the speaker holes are provided, and each of the speaker holes is provided with one of the dustproof devices.

9. A protective case having a dust-proof function as claimed in claim 1, wherein when the dust-proof device is attached to the bell-mouthed surface, an outer surface of the dust-proof device is flush with a surface of the protective case.

10. A protective case having a dust-proof function as claimed in claim 1, wherein an antistatic coating is provided on an inner surface and/or an outer surface of the dust-proof portion.