CN215453009U - Protective shell and electronic equipment - Google Patents

Abstract

The application discloses a protective shell and electronic equipment, which comprise a first shell and a second shell connected with the first shell, wherein the first shell and the second shell form an accommodating part; the first shell or the second shell is provided with a cavity, or a cavity is formed between the first shell and the second shell and communicated with the accommodating part. The electronic equipment comprises the protective shell. This application electronic equipment's earphone sound can pass through the cavity conduction avoids protecting crust and electronic equipment's earphone laminating to set up, hinders the sound conduction, improves electronic equipment's sound conduction performance.

Description

Protective shell and electronic equipment

Technical Field

The application belongs to the technical field of electronic equipment accessories, and particularly relates to a protective shell and electronic equipment.

Background

As the selling price of electronic equipment is becoming more expensive, users often use protective cases for the purpose of protecting the electronic equipment. The protective shell with high performance can be used as an ornament of electronic equipment, can protect the safety of the electronic equipment, and has the functions of water resistance, falling resistance and the like. In the electronic device with a non-full screen, the receiver is usually disposed above the screen, and the matching protective shell usually needs to have a receiver preformed hole at a position corresponding to the receiver to conduct the sound.

With the rapid development of the technology level, electronic devices with full-screen are more and more popular. The full-screen electronic device handset is typically disposed on top of the electronic device. Therefore, if the protective shell of the electronic equipment with the full screen is designed in the same design mode as the protective shell of the electronic equipment with the non-full screen, the protective shell can be attached to the receiver of the electronic equipment, so that the sound conduction of the receiver is blocked, and the conversation effect of a user is influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings or drawbacks of the prior art, an object of the present application is to provide a protective shell and an electronic device.

In order to solve the technical problem, the application is realized by the following technical scheme:

one aspect of the present application provides a protective shell, including a first shell and a second shell connected to the first shell, where the first shell and the second shell form an accommodating portion; the first shell or the second shell is provided with a cavity, or a cavity is formed between the first shell and the second shell and communicated with the accommodating part.

Optionally, the cavity is further provided with a first foam.

Optionally, an earphone preformed hole is formed in the first shell.

Optionally, a waterproof breathable film is further disposed in the earphone preformed hole or on a side surface of the earphone preformed hole.

Optionally, a metal mesh is further disposed in the earpiece preformed hole or on a side surface of the earpiece preformed hole.

Optionally, a lens is further disposed in the earpiece preformed hole or on a side surface of the earpiece preformed hole.

Optionally, the first casing includes a first frame and a light-transmitting plate mounted on the first frame, and a black coating is further disposed at a contact position of the light-transmitting plate and the first frame.

Optionally, the light-transmitting plate is made of high-alumina glass.

Optionally, the second housing is further provided with at least one piece of buffer foam.

Optionally, the second housing includes a bottom plate and a second rim, and the bottom plate and the second rim are integrally formed or detachably connected.

Optionally, a plurality of through holes are formed in the second frame.

Optionally, a sound diffusion hole is further formed in the bottom plate.

Optionally, the second frame is further provided with a guide groove corresponding to and communicated with the sound amplification hole.

Optionally, a groove is further provided on the bottom plate.

Optionally, at least one of the through holes is further configured with a second foam.

Optionally, the through-hole is further provided with a waterproof breathable film.

Optionally, a gauze is further arranged on the inner side of the waterproof breathable film.

Optionally, the through hole is further configured with a metal mesh.

Optionally, at least one of the through holes is further provided with a sealing plug.

Optionally, the first housing and the second housing are detachably connected or are of an integrally molded structure.

The application also provides electronic equipment which comprises the protective shell.

Compared with the prior art, this application the protecting crust have following technological effect:

in the application, the protective shell is provided with a cavity on the first shell or the second shell, or a cavity is formed between the first shell and the second shell. The earphone sound of electronic equipment can pass through the cavity conduction avoids protecting crust and electronic equipment's earphone laminating setting, hinders the sound conduction.

A gap exists between the electronic equipment arranged in the accommodating part and the second shell, so that the sound volume felt by a user is small due to the fact that the sound of the earphone is conducted through the gap. Therefore, in the application, the first foam is arranged inside the cavity to fill up the gap between the electronic device and the second shell.

In this application, in the earphone preformed hole or the side surface of earphone preformed hole is provided with waterproof ventilated membrane and metal mesh, can improve the dustproof of protecting crust, efficiency such as waterproof. The side surface in the earphone preformed hole or the earphone preformed hole can also be provided with a lens, so that the dustproof and waterproof effects of the protective shell can be further enhanced, and the appearance of the protective shell can be beautified.

In this application, be equipped with at least a buffering bubble cotton on the second casing. The elastic memory property of the buffer foam can play a role in buffering when the electronic equipment is knocked or collided, so that the effects of falling prevention and shock prevention are achieved.

In this application, the second frame is provided with many places through-hole, the through-hole can be equipped with the second bubble cotton, waterproof ventilated membrane, metal mesh or sealing plug, can further strengthen the dustproof and waterproof efficiency of protective housing.

In this application, be equipped with the sound amplifying hole on the bottom plate, be equipped with on the second frame with the guiding groove that the sound amplifying hole is corresponding and the intercommunication set up, through the setting of above-mentioned guiding groove and sound amplifying hole, can go out electronic equipment's sound conduction well, and signal such as make a call is intact, sound is clear to run through, no echo, noiselessness etc..

The application electronic equipment adopt the above-mentioned protective housing, can make earphone sound pass through the cavity conduction to improve the performance such as waterproof, dustproof, shockproof and prevent falling of cell-phone.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1: an explosion diagram I of a protective shell according to the embodiment of the application;

FIG. 2: an explosion diagram II of a protective shell according to the embodiment of the application;

FIG. 3: an explosion diagram III of a protective shell according to an embodiment of the application;

FIG. 4: a front view of a protective shell according to embodiments of the present application;

FIG. 5: a first enlarged view of a portion of the structure shown in FIG. 4;

FIG. 6: a second partial enlargement of the structure shown in figure 4.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only at least one embodiment of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in fig. 1 to 4, in one embodiment of the present application, a protective shell includes a first shell 1 and a second shell 2 connected to the first shell 1, wherein the first shell 1 and the second shell 2 form a containing portion 3; a cavity 4 is formed in the first shell 1 or the second shell 2, or the first shell 1 and the second shell 2 form the cavity 4, and the cavity 4 is communicated with the accommodating part 3.

Specifically, in the electronic device M with a non-full screen, the receiver is usually disposed above the screen, and the matching protective shell usually needs to be provided with a receiver preformed hole at a position corresponding to the receiver, so as to conduct the sound. The electronic device M handset of the full-screen is generally disposed on the top of the electronic device M. If the protective shell of the electronic equipment M is designed in the same design mode as the protective shell of the electronic equipment M, the protective shell can be attached to the receiver of the electronic equipment M, the sound conduction of the receiver is blocked, and the conversation effect of a user is influenced. In this embodiment, the cavity 4 is disposed between the first casing 1 and the second casing 2, or between the first casing 1 and the second casing 2, wherein the cavity 4 is disposed at a position corresponding to an earpiece of the electronic device M, and the earpiece sound of the electronic device M can be conducted outwards through the channel formed by the cavity 43 by the disposition of the cavity 4, so as to improve the effects of the electronic device M, such as conversation.

Optionally, the cavity 4 is further provided with a first foam 5, as shown in fig. 6.

Specifically, when the electronic device M is disposed in the accommodating portion 3, a gap exists between the electronic device M and the second housing 2, and in order to prevent the earphone sound from being conducted through the gap, which results in a small sound volume felt by the user, in this embodiment, the first foam 5 is disposed inside the cavity to fill the gap between the electronic device M and the second housing 2, and ensure that most of the earphone sound is conducted outside through the channel formed by the cavity and is perceived by the user.

Optionally, the second housing 2 includes a bottom plate 9 and a second frame 10, and the bottom plate 9 and the frame are integrally formed or detachably connected.

Wherein, the bottom plate 9 is further provided with a sound diffusing hole 11, as shown in fig. 1, 2, 4 and 5.

Optionally, a second metal mesh 12 is further disposed in the sound diffusing hole 11 or on the side surfaces of the sound diffusing hole 11 and the MIC hole 14, and the second metal mesh 12 has a function consistent with that of the first metal mesh 72 disposed in the earpiece reserved hole or on the side surface of the earpiece reserved hole.

Optionally, a second waterproof component 13 is further disposed in the sound expansion hole 11 or on the side surfaces of the sound expansion hole 11 and the MIC hole 14, and the second waterproof component 13 is composed of a second waterproof breathable film 131 and second foam 132. The second foam 132 has the effects of gathering, conducting sound, and sealing. The second waterproof breathable film 131 has the same function as the first waterproof breathable film 71 arranged in the earphone preformed hole or on the side surface of the earphone preformed hole.

Alternatively, a second metal mesh 12 and a second waterproof component 13 may be sequentially disposed in the sound expansion hole 11 or on the side surfaces of the sound expansion hole 11 and the MIC hole 14, and the second waterproof component 13 is composed of a second waterproof and breathable film 131 and second foam 132. The second foam 132 has the effects of gathering, conducting sound, and sealing. The functions of the second waterproof and breathable film 131 and the second metal mesh 12 are the same as those of the first waterproof and breathable film 71 and the first metal mesh 72 arranged in the earphone preformed hole or on the side surface of the earphone preformed hole.

Optionally, the second frame 10 is further provided with a guide groove 111 corresponding to and in communication with the sound diffusing hole 11. Through the arrangement of the guide groove and the sound expansion hole, the sound of the electronic equipment M can be well conducted, and signals such as a call are complete, the sound is clear and consistent, no echo exists, no noise exists and the like.

When the electronic device M is installed in the protective shell, a gap is reserved between the electronic device M and the sound expansion hole 11, so as to facilitate the conduction of sound and the like; the electronic device M is also spaced from the guide groove 111 to facilitate conduction of sound.

Alternatively, the width of the groove of the guide groove 111 is the same as the width of the sound diffusing hole 11, or slightly smaller than the width of the sound diffusing hole 11.

As shown in fig. 3, in the present embodiment, a groove 101 is further disposed on the bottom plate 9, wherein the groove 101 can be used for installing a nameplate or the like. The position of the groove 101 is not limited, and it can be adjusted in the front-back, left-right, up-down directions according to actual conditions. Of course, for the convenience of installation, the groove 101 may be further provided with an installation hole (not shown) or the like.

The experimental data prove that the sound amplifying holes 11 are arranged on the bottom plate and the guide grooves 11 are arranged on the second frame 10, so that good sound amplifying effects can be obtained, and the like, specifically as follows:

TABLE 1 comparative experimental analysis of this example with comparative examples

That is, the comparative analysis shows that the bottom plate 9 is provided with the sound diffusing hole 11 and the second frame 10 is further provided with the guide groove 111 corresponding to and communicating with the sound diffusing hole 11. Through the arrangement of the guide groove 111 and the sound expansion hole 11, the sound of the electronic device M can be well conducted, signals such as a call are good, the sound is clear and consistent, no echo exists, no noise exists, the function is normal, and no abnormal condition is found.

Further, the sound diffusing hole 11 is further provided with a second waterproof and breathable film 131. The second waterproof and breathable film 131 is a novel polymer waterproof material, and has the properties of water resistance, high temperature resistance, corrosion resistance, weather resistance, no toxicity and the like. The waterproof and dustproof effects of the protective shell can be improved by the second waterproof breathable film 131.

Optionally, in this embodiment, a gauze is further disposed on the inner side of the second waterproof and breathable film 131, wherein the gauze does not absorb water, the pore size does not change when meeting water, and the acoustic performance is stable. The conventional nylon material has water absorption, and after the conventional nylon base material mesh fabric meets water, the pore diameter can be changed, the acoustic resistivity is changed, and the acoustic performance is unstable. The yarn net has pure surface and few problems of yarn shedding, knotting, sparseness, and the like. Moreover, due to the product performance of the yarn-silk screen, the yarn-silk screen also has the function of preventing sharp objects.

In this embodiment, the acoustic impedance of the yarn mesh can reach 3.2 Ω/cm^-2The tensile strength is more than 235N/5cm, and the breaking elongation is more than 18 percent.

Further, a plurality of through holes are formed in the second frame 10. The plurality of through holes may be MIC holes 14, key holes 15, charging holes 17, earphone holes 18, or SIM card holes 19. The key hole 15 is configured with a key 16, and the key 16 may be a switch key or a volume up-down key.

Optionally, a third metal mesh may be sequentially disposed in the MIC hole 14 or on the side surface of the MIC hole 14, and the third metal mesh has the same function as the first waterproof and breathable film 71 and the first metal mesh 72 disposed in the earpiece preformed hole or on the side surface of the earpiece preformed hole.

Optionally, a second waterproof assembly 13 is further arranged in the MIC hole 14 or on the side surface of the MIC hole 14, and the waterproof assembly is composed of a second waterproof breathable film 131 and second foam 132. The second foam 132 has the effects of gathering, conducting sound, and sealing. The second waterproof breathable film 131 has the same function as the first waterproof breathable film 71 arranged in the earphone preformed hole or on the side surface of the earphone preformed hole.

A third metal mesh and a second waterproof assembly 13 can be sequentially arranged in the MIC hole 14 or on the side surface of the MIC hole 14, and the waterproof assembly consists of a second waterproof breathable film 131 and second foam 132. The second foam 132 has the effects of gathering, conducting sound, and sealing. The functions of the second waterproof and breathable film 131 and the third metal mesh are consistent with the functions of the first waterproof and breathable film 71 and the first metal mesh 72 which are arranged in the earphone preformed hole or on the side surface of the earphone preformed hole.

Optionally, the key hole 15, the charging hole 17, the earphone hole 18 and the SIM card hole 19 may be provided with sealing plugs 20. The sealing plug 20 is made of silica gel or rubber. Through sealing plug 20 with the interference fit of through-hole can seal the through-hole, promotes the waterproof and dustproof effect of protecting crust.

Optionally, an earpiece preformed hole 6 is formed on the first housing 1.

Further, a first waterproof and breathable film 71 is arranged in the earphone preformed hole 6 or on the side surface of the earphone preformed hole 6.

Specifically, the first waterproof and breathable film 71 is a novel polymer waterproof material, and has the properties of water resistance, high temperature resistance, corrosion resistance, weather resistance, no toxicity and the like. The waterproof and dustproof effects of the protective shell can be improved through the arrangement of the first waterproof breathable film 71.

Further, a first metal mesh 72 is disposed in the earpiece preformed hole 6 or on a side surface of the earpiece preformed hole 6. The first metal mesh 72 can prevent the first waterproof breathable film 71 from being punctured by sharp objects outside, and the dustproof effect of the protective shell can be further improved on the premise of protecting the first waterproof breathable film 71.

Optionally, the first waterproof and breathable membrane 71 and the first metal mesh 72 are detachably connected or integrally formed to form the first waterproof assembly 7.

Further, a lens 8 is disposed in the earpiece preset hole 6 or on the side surface of the earpiece preset hole 6. The lens 8 can beautify the appearance of the protective shell, avoid the first metal mesh 72 and the first waterproof breathable film 71 from being oxidized after contacting with the outside air, prolong the service life of the first metal mesh 72 and the first waterproof breathable film 71, and improve the waterproof and dustproof effects of the protective shell.

Further, the first casing 1 includes a first frame 21 and a transparent plate 22 installed on the first frame 21, and a black coating is further disposed at a contact position between the transparent plate 22 and the first frame 21.

Specifically, the black coating can effectively block light leakage of the screen of the electronic device M, and prevent a user from generating a dizzy feeling due to the observation of the light leakage when using the electronic device M.

Optionally, the light-transmitting plate 22 is made of high alumina glass. The high-alumina glass has the characteristic of high pressure resistance, and the anti-falling and anti-vibration effects of the protective shell can be improved. Meanwhile, the high-alumina glass has the characteristics of high temperature resistance, good product permeability and contribution to human eye observation.

Optionally, at least one piece of buffer foam 23 is arranged on the second housing 2. The elastic memory property of the buffer foam 23 can play a role in buffering when the electronic device M is knocked or collided, so that the effects of falling prevention and shock prevention are achieved.

Optionally, the first housing 1 and the second housing 2 are detachably connected or are of an integrally molded structure.

Specifically, as shown in fig. 1, the first housing 1 and the second housing 2 are bonded together by dispensing, and ultrasonic processing is adopted.

The embodiment also provides an electronic device M, which includes the above-mentioned protective shell, and the electronic device M is installed in the accommodating portion of the protective shell.

The electronic device M includes, but is not limited to, a mobile phone, a tablet, MP3, MP4, etc., which are listed only and do not limit the scope of the present application.

Compared with the prior art, the electronic equipment adopts the protective shell, so that the sound of the receiver can be conducted through the cavity, and the performances of water resistance, dust resistance, shock resistance, falling resistance and the like of the mobile phone are improved.

In the description of the present application, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. 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.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The above embodiments are merely to illustrate the technical solutions of the present application and are not limitative, and the present application is described in detail with reference to preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made in the present invention without departing from the spirit and scope of the present invention and shall be covered by the appended claims.

Claims (21)

1. A protective shell is characterized by comprising a first shell and a second shell connected with the first shell, wherein the first shell and the second shell form an accommodating part; the first shell or the second shell is provided with a cavity, or the first shell and the second shell form a cavity, and the cavity is communicated with the accommodating part.

2. A protective casing according to claim 1 wherein the cavity is further provided with a first foam.

3. A protective casing according to claim 1 or claim 2 wherein a handset pre-aperture is provided in the first housing.

4. The protective case of claim 3, wherein a waterproof and breathable membrane is further disposed in the preformed hole of the handset or on the side surface of the preformed hole of the handset.

5. The protective case of claim 4, wherein a metal mesh is further disposed in the earpiece preformed hole or on a side surface of the earpiece preformed hole.

6. The protective case of claim 4 or 5, wherein a lens is further disposed in the earpiece preformed hole or on an outer surface of the earpiece preformed hole.

7. The protective case of claim 1, wherein the first housing comprises a first frame and a light-transmitting plate mounted on the first frame, and a black coating is further disposed at a contact position of the light-transmitting plate and the first frame.

8. The protective case of claim 7, wherein the light-transmissive plate is made of high alumina glass.

9. The containment shell of claim 1, wherein the second housing further comprises at least one piece of cushioning foam.

10. The protective case of claim 1, wherein the second housing comprises a bottom plate and a second rim, the bottom plate and the rim being of unitary construction or being removably attached.

11. The protective case of claim 10, wherein the second rim has a plurality of through holes.

12. The protective case of claim 10 or 11, wherein the bottom plate is further provided with a sound diffusing hole.

13. The enclosure of claim 12, wherein the second frame further comprises a guiding groove corresponding to and in communication with the sound-amplifying hole.

14. A protective casing according to claim 10 or claim 11 wherein the base plate is further provided with a recess.

15. The protective case of claim 11, wherein at least one of the through-holes is further configured with a second foam.

16. The protective case of claim 15, wherein the through-hole is further configured with a waterproof, breathable membrane.

17. The protective shell of claim 16, further comprising a gauze on the inside of said waterproof, breathable membrane.

18. A protective casing according to claim 15 or 16 or 17 wherein the through-holes are further provided with a metal mesh.

19. A protective casing according to claim 11 or 15 or 16 or 17 wherein at least one of the through holes is further provided with a sealing plug.

20. The protective case of claim 1, wherein the first housing is removably connected to the second housing or is a one-piece molded structure.

21. An electronic device comprising a protective case according to any one of claims 1 to 20, the electronic device being mounted in a receptacle of the protective case.

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