CN112999779A - Device case and electronic device - Google Patents
Device case and electronic device Download PDFInfo
- Publication number
- CN112999779A CN112999779A CN202110184959.5A CN202110184959A CN112999779A CN 112999779 A CN112999779 A CN 112999779A CN 202110184959 A CN202110184959 A CN 202110184959A CN 112999779 A CN112999779 A CN 112999779A
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- China
- Prior art keywords
- channel
- dust
- middle frame
- dustproof
- net
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/069—Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Casings For Electric Apparatus (AREA)
- Telephone Set Structure (AREA)
Abstract
The application discloses equipment casing and electronic equipment, this equipment casing include dustproof subassembly and center. The dustproof assembly comprises a dustproof net and a support, the dustproof net is fixed on the support, and the support is provided with a limiting structure; the center is equipped with the recess, the recess with limit structure cooperatees, so that dustproof subassembly is fixed in on the center, reduce the feed liquor route of equipment, promote electronic equipment's water-proof effects.
Description
Technical Field
The application belongs to the technical field of electronic equipment, and particularly relates to an equipment shell and electronic equipment.
Background
In the related art, with popularization and application of electronic devices, users can participate in more application scenes with the electronic devices. In some scenarios, the electronic device may not be able to be used properly due to liquid entering the interior of the device. And the design of the multilayer dustproof net of the electronic equipment also increases the liquid inlet path of the electronic equipment, and brings difficulty to the waterproof design of the electronic equipment.
In the process of implementing the present application, the applicant finds that at least the following problems exist in the prior art:
the channel on the center is the main route of current electronic equipment feed liquor, and the design of multilayer dust screen has increased the feed liquor route, leads to electronic equipment water-proof effects relatively poor.
Disclosure of Invention
The application aims at providing an equipment shell and electronic equipment, at least the problem that the waterproof effect of the existing electronic equipment is poor.
In order to solve the technical problem, the present application is implemented as follows:
in a first aspect, an embodiment of the present application provides an apparatus housing, including:
the dustproof assembly comprises a dustproof net and a support, the dustproof net is fixed on the support, and the support is provided with a limiting structure;
the middle frame is provided with a groove, and the groove is matched with the limiting structure, so that the dustproof assembly is fixed on the middle frame.
In a second aspect, an embodiment of the present application provides an electronic device, which includes the above device housing.
In the embodiment of this application, dustproof subassembly's support is equipped with limit structure, and the center is equipped with the recess, and limit structure and recess cooperate to make dustproof subassembly be fixed in on the center, reduced the feed liquor route of equipment, the water-proof effects of lifting means casing.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is one of schematic illustrations of an apparatus housing according to an embodiment of the present application;
FIG. 2 is one of the schematic illustrations of a dust prevention assembly according to an embodiment of the present application;
FIG. 3 is a second schematic view of a dust guard assembly according to an embodiment of the present application;
FIG. 4 is a third schematic view of a dust prevention assembly according to an embodiment of the present application;
FIG. 5 is a second schematic diagram of an apparatus housing according to an embodiment of the present application;
fig. 6 is a third schematic diagram of an apparatus housing according to an embodiment of the present application.
Reference numerals:
10: first dust-proof assembly 101: first support 101a, first limit structure
102 b: second limit structure 102: first dust screen 102 a: first gum
102 b: first filter hole 103: second dust screen 103 a: second adhesive
103 b: second filter hole 20: the second dust-proof component 201: second support
201 a: third limit structure 201 b: fourth limit structure 202: third dust prevention net
202 a: third adhesive 202 b: third filter hole 30: middle frame
301: passage 301 a: first groove 301 b: second groove
40: fourth dust-proof net 50: the silica gel cushion 60: acoustic device
70: PET material
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. 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.
The features of the terms first and second in the description and in the claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In the description of the present invention, it should 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; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An apparatus housing according to some embodiments of the invention, the apparatus housing comprising: dustproof subassembly and center.
The dustproof assembly comprises a dustproof net and a support, the dustproof net is fixed on the support, and a limiting structure is arranged on the support; the middle frame is provided with a groove, and the groove is matched with the limiting structure so that the dustproof assembly is fixed on the middle frame.
Specifically, the limiting structure has elasticity, and the shape of the limiting structure matches with the shape of the groove, for example, the width of the limiting structure is less than or equal to the width of the groove, and the depth of the limiting structure is less than or equal to the depth of the groove. When dustproof subassembly assembles in the center, limit structure and recess cooperate, and limit structure joint forms stable structure in the recess on the center to make dustproof subassembly be fixed in on the center.
Optionally, the support is a rectangular frame structure, the rectangular frame structure includes 4 side surfaces and 2 bottom surfaces, the limiting structure can be fixed to at least one of the 4 side surfaces of the rectangular frame structure, and the dust screen can be fixed to at least one of the 2 bottom surfaces of the rectangular frame structure.
One or more limiting structures may be arranged, or one or more limiting structures may be arranged on one surface or multiple surfaces of the bracket, which is not specifically limited herein.
Specifically, the middle frame is provided with a groove for fixing the dustproof assembly, wherein one or more grooves can be arranged, and the positions of the grooves correspond to the positions of the limiting structures.
In the embodiment of this application, dustproof subassembly's support is equipped with limit structure, and the center is equipped with the recess, and limit structure groove phase matches to make dustproof subassembly be fixed in on the center, reduced the feed liquor route, the water-proof effects of lifting means casing.
According to some embodiments of the application, the device has a channel provided in the middle frame, the channel extending within the middle frame and through the outer and inner surfaces of the middle frame, and the groove is located on the channel inner wall of the channel.
Further, the above-mentioned channel may be connected with an acoustic device located inside the apparatus casing so that the acoustic device receives a sound signal outside the apparatus casing through the channel, or the acoustic device transmits the sound signal outside the apparatus casing through the channel.
As shown in fig. 1 to 2, a passage 301 penetrates the middle frame 30 of the apparatus casing to form a passage communicating the inside and the outside of the apparatus casing.
Optionally, the inner wall of the channel 301 comprises a first inner wall and a second inner wall, wherein the first inner wall is opposite to the second inner wall; the grooves comprise a first groove 301a and a second groove 301b, and the structures of the first groove 301a and the second groove 301b are completely the same; the first groove 301a is disposed on the first inner wall, the second groove 301b is disposed on the second inner wall, and the first groove 301a and the second groove 301b are disposed in parallel.
It should be noted that, in some embodiments, the structures of the first groove 301a and the second groove 301b may also be different, and may also be arranged non-parallel.
Optionally, the cross section of the channel 301 cut along a first plane is rectangular, wherein the first plane is perpendicular to the extending direction of the channel 301 in the middle frame 30; the support 101 is a cuboid frame structure, and the dust screen is fixed on 2 bottom surfaces of the cuboid frame structure; the limiting structure of the bracket 101 comprises a first limiting structure 101a and a second limiting structure 101b, the first limiting structure 101a is located on a first side surface of the bracket 101, the second limiting structure 101b is located on a second side surface of the bracket, and the first side surface and the second side surface are opposite to each other. When the first dustproof assembly 10 is assembled on the middle frame 30, the first limiting structure 101a is clamped in the first groove 301a, and the second limiting structure 101b is clamped in the second groove 301b, so that the first dustproof assembly 10 is stably fixed on the middle frame 30, and the first dustproof assembly 10 is prevented from moving relative to the channel 301 or falling off from the channel 301.
Further, when the first dust-proof component 10 is stably fixed on the middle frame 30 through a matching structure formed by a limiting structure and a groove, the first side surface of the bracket 101 abuts against the first inner wall of the channel 301, and the width of the first side surface along the first direction is the same as the width of the first inner wall along the first direction; the second side surface of the bracket 101 abuts against the second inner wall of the channel 301, and the width of the second side surface along the first direction is the same as the width of the second inner wall along the first direction; the first direction extends along an intersection line of a first plane perpendicular to the extending direction of the channel 301 in the middle frame 30 and the first inner wall.
Further, the bracket 101 further includes a third side surface and a fourth side surface, and the channel 301 further includes a third inner wall and a fourth inner wall; when the first dust-proof assembly 10 is stably fixed to the middle frame 30 by the engaging structure formed by the position-limiting structure and the groove, the third side surface of the bracket 101 abuts against the third inner wall of the channel 301, and the width of the third side surface in the second direction is the same as the width of the third inner wall in the second direction; the fourth side surface of the bracket 101 abuts against the fourth inner wall of the channel 301, and the width of the fourth side surface along the second direction is the same as the width of the fourth inner wall along the second direction; the second direction is the extension of the intersection line of the first plane and the third inner wall, and the first plane is perpendicular to the extension direction of the channel 301 in the middle frame 30.
In some embodiments, the bracket 101 may be made of silicone or other elastic material, and the bracket 101 may be in interference fit with the channel 301 in the middle frame 30, so as to reduce a gap between the first dust-proof component 10 and the middle frame 30 and reduce a risk of liquid inlet.
Further, the length of the first dust-proof component 10 along the extending direction of the channel 301 is less than or equal to the length of the channel 301.
The embodiment of the present application further provides a second dustproof assembly 20, as shown in fig. 3 to 6, a support 201 of the second dustproof assembly 20 is a rectangular frame structure, and a dustproof mesh is fixed to one bottom surface of the rectangular frame structure; the limiting structure of the bracket 201 comprises a third limiting structure 201a and a fourth limiting structure 201b, the third limiting structure 201a is located on the first side surface of the bracket 201, the fourth limiting structure 201b is located on the second side surface of the bracket 201, and the first side surface and the second side surface are opposite to each other. When the second dustproof assembly 20 is assembled on the middle frame 30, the third limiting structure 201a is clamped in the first groove 301a, and the fourth limiting structure 201b is clamped in the second groove 301b, so that the second dustproof assembly 20 is stably fixed on the middle frame 30, and the second dustproof assembly 20 is prevented from moving relative to the channel 301 or falling off from the channel 301.
Further, when the second dust-proof component 20 is stably fixed on the middle frame 30 through a matching structure formed by a limiting structure and a groove, the first side surface of the bracket 201 abuts against the first inner wall of the channel 301, and the width of the first side surface along the first direction is the same as the width of the first inner wall along the first direction; the second side surface of the bracket 201 abuts against the second inner wall of the channel 301, and the width of the second side surface along the first direction is the same as the width of the second inner wall along the first direction; the first direction extends along an intersection line of a first plane perpendicular to the extending direction of the channel 301 in the middle frame 30 and the first inner wall.
Further, the bracket 201 further includes a third side surface and a fourth side surface, and the channel 301 further includes a third inner wall and a fourth inner wall; when the second dust-proof assembly 20 is stably fixed to the middle frame 30 by the engaging structure formed by the position-limiting structure and the groove, the third side surface of the bracket 201 abuts against the third inner wall of the channel 301, and the width of the third side surface in the second direction is the same as the width of the third inner wall in the second direction; the fourth side surface of the bracket 201 abuts against the fourth inner wall of the channel 301, and the width of the fourth side surface along the second direction is the same as the width of the fourth inner wall along the second direction; the second direction is the extension of the intersection line of the first plane and the third inner wall, and the first plane is perpendicular to the extension direction of the channel 301 in the middle frame 30.
In some embodiments, the bracket 201 may be made of silicon rubber or other elastic materials, and the bracket 201 may be in interference fit with the channel 301 in the middle frame 30, so as to reduce a gap between the second dust-proof component 20 and the middle frame 30, and reduce a risk of liquid inlet.
Further, the length of the second dust-proof component 20 along the extending direction of the channel 301 is less than or equal to the length of the channel 301.
The outer surface of the middle frame 30 is a surface of the middle frame 30 facing outward, and is used for being exposed and directly used as a decorative surface, that is, a partial appearance surface of the electronic device, and the inner surface of the middle frame 30 is a surface of the middle frame 30 facing inward, and is used for mounting electronic components of the electronic device.
Alternatively, the channel 301 may be an acoustic channel, in order to facilitate the propagation of sound, the inner wall of the channel of the acoustic channel is preferably a smooth inner wall, and the acoustic channel is arranged in the middle frame 30 to extend along a straight line, so that when sound passes through the acoustic channel, energy is not lost due to collision with the inner wall of the channel, and the acoustic effect is ensured; and the acoustic channel extends in a straight line in the middle frame 30, so that the first dust-proof component 10 or the second dust-proof component 20 can be assembled into the acoustic channel more conveniently.
Further, the channel penetrates through the outer surface of the middle frame to form a first through hole, and penetrates through the inner surface of the middle frame to form a second through hole.
Wherein the channel 301 extends continuously between the first and second through holes without discontinuities.
The application provides a first dustproof assembly 10, the cross section shape of the first dustproof assembly 10 cut along a first plane is consistent with the cross section shape of a channel 301 cut along the first plane, wherein the first plane is perpendicular to the extending direction of the channel 301 in a middle frame 30, and the sealing performance of an equipment shell is improved.
In some embodiments, the cross-section of the channel 301 cut along the first plane perpendicular to the extending direction of the channel 301 in the middle frame 30 may be rectangular, circular or triangular, and the cross-section of the first dust-proof component 10 cut along the first plane may be rectangular, circular or triangular, which is not particularly limited herein.
Further, the shape of the cross section of the channel 301 cut along the first plane is consistent with the shape of the cross section of the first dustproof assembly 10 cut along the first plane, and the surface of the first dustproof assembly 10 is abutted against the inner wall of the channel 301, so that the airtightness of the equipment shell is ensured.
The embodiment of the present application further provides a second dust-proof component 20, a cross-sectional shape of the second dust-proof component 20 cut along a first plane is the same as a cross-sectional shape of the channel 301 cut along the first plane, wherein the first plane is perpendicular to an extending direction of the channel 301 in the middle frame 30, and the sealing performance of the device housing is improved.
In some embodiments, the cross-section of the channel 301 cut along the first plane perpendicular to the extending direction of the channel 301 in the middle frame 30 may be rectangular, circular or triangular, and the cross-section of the second dust-proof component 20 cut along the first plane may be rectangular, circular or triangular, which is not particularly limited herein.
Further, the shape of the cross section of the channel 301 cut along the first plane is consistent with the shape of the cross section of the second dustproof assembly 20 cut along the first plane, and the surface of the second dustproof assembly 20 is abutted against the inner wall of the channel 301, so that the airtightness of the equipment shell is ensured.
According to some embodiments of the present application, the dust-proof assembly is embedded in the channel and located between the first through hole and the second through hole
It can be understood that, in the case where the dustproof member is inserted into the passage 301 and is located between the first through hole and the second through hole, there is no need to fix a plurality of layers of dustproof nets outside the passage 301 of the middle frame 30, and the path of the liquid feeding is reduced.
According to some embodiments of the present disclosure, the first dust-proof assembly 10 includes a first dust-proof screen 102 and a second dust-proof screen 103, the first dust-proof screen 102 is fixed to a first surface of the bracket 101, and the second dust-proof screen 103 is fixed to a second surface of the bracket 101, wherein the first surface is opposite to the second surface.
Alternatively, the first dust-proof net 102 and the second dust-proof net 103 may be respectively formed integrally with the bracket 101, may be directly welded or bonded to the surface of the bracket 101, and may be connected to the surface of the bracket 101 through other components, which is not limited in this respect.
Illustratively, the first surface and the second surface of the bracket 101 are designed with sticking planes, the first dust-proof net 102 is fixed on the first surface of the bracket 101 by a first adhesive tape 102a, and the second dust-proof net 103 is fixed on the second surface of the bracket by a second adhesive tape 103 a.
In the embodiment of the present application, the first dust-proof net 102 is provided with a plurality of first filtering holes 102b, the second dust-proof net 103 is provided with a plurality of second filtering holes 103b, and the first filtering holes 102b and the second filtering holes 103b include, but are not limited to, circular holes, rectangular holes, kidney-shaped holes, and other holes or combinations in various forms.
In some embodiments, the first filter holes 102b of the first dust screen 102 and the second filter holes 103b of the second dust screen 103 are staggered; or a part of the first filter holes 102b and a part of the second filter holes 103b are arranged alternately, and the rest of the first filter holes 102b and the rest of the second filter holes 103b are correspondingly and coaxially aligned. Even if the first dust screen 102 is penetrated by the impurities such as dust, the second dust screen 103 blocks the second filter holes 103b of the second dust screen 103 and the first filter holes 102b of the first dust screen 102, and the impurities such as dust are prevented from further moving into the middle frame 30.
Furthermore, the net surface of the first dust screen is perpendicular to the extending direction of the channel on the middle frame, and the area of the first dust screen is smaller than or equal to the cross section area of the channel; the second dustproof net surface is vertical to the extending direction of the channel on the middle frame, and the area of the second dustproof net is smaller than or equal to the cross section area of the channel
As shown in fig. 1, the mesh surface of the first dust-proof mesh 102 is perpendicular to the extending direction of the channel 301 on the middle frame 30, the mesh surface of the second dust-proof mesh 103 is perpendicular to the extending direction of the channel 301 on the middle frame 30, and the first dust-proof mesh 102 and the second dust-proof mesh 103 are fixed in the channel 301 of the middle frame 30 by the bracket 101.
In the embodiment of the present application, in order to ensure the dustproof effect of the first dustproof assembly 10, the depth of the bracket 101 along the extending direction of the channel 301 is greater than or equal to 1.2mm, so that the distance between the first dustproof net 102 and the second dustproof net 103 is greater than or equal to 1.2mm, and the distance requirement of the double-layer dustproof net is met.
According to some embodiments of the present application, the cross section of the bracket 101 of the first dust-proof component 10 cut along the first plane is rectangular, and the cross section of the channel 301 cut along the first plane is also rectangular, wherein the first plane is perpendicular to the extending direction of the channel 301 in the middle frame 30; the length of the cross section of the bracket 101 is the same as that of the cross section of the channel 301, and the width of the cross section of the bracket 101 is the same as that of the cross section of the channel 301, so that the airtightness of the equipment shell is ensured, and the waterproof performance is improved.
Further, the first dust-proof net 102 may also be rectangular, the length of the first dust-proof net 102 is less than or equal to the length of the cross section of the channel 301, and the width of the first dust-proof net 102 is less than or equal to the width of the cross section of the channel 301, so that the first dust-proof net 102 does not deform when the first dust-proof net 102 is fixed in the channel 301 of the middle frame 30 through the bracket 101.
Further, the second dust-proof net 103 may also be rectangular, the length of the second dust-proof net 103 is less than or equal to the area of the cross section of the channel 301, and the width of the second dust-proof net 103 is less than or equal to the width of the cross section of the channel 301, so that the second dust-proof net 103 does not deform when the second dust-proof net 103 is fixed in the channel 301 of the middle frame 30 by the bracket 101.
According to some embodiments of the present application, the dust-proof assembly includes a third dust-proof mesh fixed to the first surface of the bracket.
The embodiment of the present application further provides a second dust-proof assembly 20, as shown in fig. 3 and 4, the second dust-proof assembly 20 includes a third dust-proof net 202, and the third dust-proof net 202 is fixed on the first surface of the bracket 201.
Alternatively, the third dust prevention net 202 may be integrally formed with the bracket 201, may be directly welded or adhered to the surface of the bracket 201, and may be connected to the surface of the bracket 201 through other components, which are not limited in this respect.
Illustratively, the first surface of the bracket 201 is designed with an adhesion plane, and the third dust prevention net 202 is fixed on the first surface of the bracket 201 by a third back adhesive 202 a.
In the embodiment of the present application, the third dust screen 202 is provided with a plurality of third filter holes 202b, and the third filter holes 202b include, but are not limited to, circular holes, rectangular holes, kidney-shaped holes, and other holes or combinations in various forms.
According to some embodiments of the present application, the surface of the third dust screen 202 is perpendicular to the extending direction of the channel 301 in the middle frame 30, and the area of the third dust screen 202 is smaller than or equal to the cross-sectional area of the channel 301.
Specifically, the mesh surface of the third dust prevention mesh 202 is perpendicular to the extending direction of the passage 301 on the middle frame 30, and the third dust prevention mesh 202 is fixed in the passage 301 of the middle frame 30 by the bracket 201.
Specifically, the area of the third dust screen 202 is smaller than or equal to the cross-sectional area of the channel 301, so that the third dust screen 202 is not deformed when the third dust screen 202 is fixed in the channel 301 of the middle frame 30 by the bracket 201.
Further, the dustproof device also comprises a fourth dustproof net, and the area of the fourth dustproof net is larger than or equal to the area of the cross section of the channel.
As shown in fig. 6, the fourth dust-proof net 40 is fixed at the second through hole of the channel 301, and the area of the fourth dust-proof net 40 is greater than or equal to the area of the cross section of the channel 301, so that the second through hole of the channel 301 is completely covered by the fourth dust-proof net 40, and the dust-proof effect of the device housing is ensured.
Specifically, the inner surface of the middle frame 30 further comprises a first inclined surface, the channel 301 penetrates through the inner surface and the outer surface of the middle frame 30, and a second through hole is formed in the inner surface of the middle frame 30, and the through hole is positioned on the first inclined surface of the inner surface of the middle frame 30; the fourth dust-proof net 40 is fixed to the first slope of the middle frame 30 and covers the second through hole.
Specifically, the sound outlet/reception part of the acoustic structure 60 is provided with a silicone cushion 50 and a PET material 70, the silicone cushion 50 is abutted with the fourth dust-proof net 40 through the PET material 70, the acoustic structure 60 is abutted with the fourth dust-proof net 40 through the silicone cushion 50, and the silicone cushion 50 presses downwards to fix the fourth dust-proof net 40 on the first inclined surface of the middle frame 30.
Further, in order to ensure the tightness of the fourth dust-proof net 40 and improve the waterproof effect of the device housing, silica gel is provided between the PET material 70 and the fourth dust-proof net 40, and silica gel is provided between the fourth dust-proof net 40 and the first inclined surface of the middle frame 30.
Further, the fourth dust-proof net 40 includes a fixing structure and a net structure, the net structure is opposite to the second through hole, and the fixing structure is located around the net structure.
Specifically, the silicone cushion 50 is opposite to the fixed structure of the fourth dust-proof net 40, and the sound outlet/receiving part of the acoustic structure 60 is opposite to the mesh structure of the fourth dust-proof net 40, so that the acoustic device 60 can receive the sound signal outside the equipment casing through the mesh structure, or the acoustic device 60 can transmit the sound signal outside the equipment casing through the mesh structure.
Specifically, the fourth dust-proof net 40 is provided with a plurality of fourth filtering holes, which include, but are not limited to, round holes, rectangular holes, kidney-shaped holes, and other various holes or combinations.
In some embodiments, the third filtering holes 202b on the third dust-proof net 202 and the fourth filtering holes on the fourth dust-proof net 40 are staggered in position; or a part of the third filter holes 202b and a part of the fourth filter holes are arranged in a staggered way, and the rest of the third filter holes 202b and the rest of the fourth filter holes are correspondingly and coaxially aligned. Even if the impurities such as dust penetrate through the third dust screen 202, the fourth filter holes of the fourth dust screen 40 and the third filter holes 202b of the third dust screen 202 are staggered with each other, and the impurities such as dust are blocked by the fourth dust screen 40, so that the impurities can be prevented from further moving into the middle frame 30.
In the embodiment of the application, in order to ensure the dustproof effect of the device housing, the minimum distance between the first inclined plane and the third dust prevention net 202 is greater than or equal to 1.2mm, so that the distance between the fourth dust prevention net 40 and the third dust prevention net 202 is greater than or equal to 1.2mm, and the distance requirement of the double-layer dust prevention net is met.
Further, the cross section of the second dustproof assembly 20 cut along the second plane is U-shaped like; the second dust-proof component 20 includes a first opening facing the inside of the middle frame 30 and opposite to the first surface of the bracket 201.
According to some embodiments of the present application, the cross section of the bracket 201 of the second dust-proof component 20 cut along the first plane is rectangular, and the cross section of the channel 301 cut along the first plane is also rectangular, wherein the first plane is perpendicular to the extending direction of the channel 301 in the middle frame; the length of the cross section of the support 201 is the same as that of the cross section of the channel 301, and the width of the cross section of the support 201 is the same as that of the cross section of the channel 301, so that the airtightness of the equipment shell is ensured, and the waterproof performance is improved.
Further, the third dust screen 202 may also be rectangular, the length of the third dust screen 202 is less than or equal to the length of the cross section of the channel 301, and the width of the third dust screen 202 is less than or equal to the width of the cross section of the channel 301, so that the third dust screen 202 does not deform when the third dust screen 202 is fixed in the channel 301 of the middle frame 30 through the bracket 201.
According to some embodiments of the present application, the bracket outer surface of the dust prevention assembly includes a flat surface and a curved surface, wherein the curved surface forms the limiting structure.
Specifically, the limiting structure has elasticity, and the shape of the limiting structure matches with the shape of the groove, for example, the width of the limiting structure is less than or equal to the width of the groove, and the depth of the limiting structure is less than or equal to the depth of the groove. When dustproof subassembly assembles in the center, limit structure and recess cooperate, and limit structure joint forms stable structure in the recess on the center to make dustproof subassembly be fixed in on the center.
In particular, the limiting structure may be a smooth curved surface, and the limiting structure may be a part of the bracket or an external structure mounted on the bracket.
Optionally, the limiting structure and the bracket may be integrally formed, may also be directly welded or bonded to the surface of the bracket, and may also be connected to the surface of the bracket through other components, which is not limited herein.
Alternatively, the limiting structure may also be a bump structure, and the bump structure may be a cylinder bump, a cone bump or a sphere bump, which is not limited herein. And the shape of the groove on the inner wall of the middle frame channel corresponds to the shape of the bump structure.
Furthermore, the limiting structure can be made of silica gel or other elastic materials, so that the limiting structure has a good elastic effect. This limit structure forms the cooperation structure with the recess on the center to make under the condition that dustproof subassembly was fixed in the passageway of above-mentioned center, limit structure has the trend and the joint of the direction motion of keeping away from the support in the middle of above-mentioned recess under the effect of elastic force, and this limit structure offsets and interference fit with this recess, avoids leaving the space between limit structure and the recess, promotes the water-proof effects of this equipment casing.
As shown in fig. 1, the first dust-proof component 10 includes a first position-limiting structure 101a and a second position-limiting structure 101b, and the channel 301 of the middle frame 30 includes a first groove 301a and a second groove 302 b; first limit structure 101a joint is in first recess 301a, and first limit structure 101a offsets and interference fit with first recess 301a under the effect of elasticity, and second limit structure 101b joint is in second recess 301b, and second limit structure 101b offsets and interference fit with second recess 301b under the effect of elasticity.
Further, the width of the first groove 301a perpendicular to the extending direction of the channel 301 on the middle frame 30 is equal to the width of the first position-limiting structure 101a perpendicular to the extending direction of the channel 301 on the middle frame 30, so that the first position-limiting structure 101a can fully fill the first groove 301 a; the width of the second groove 301b on the middle frame 30, which is perpendicular to the extending direction of the channel 301 on the middle frame 30, is equal to the width of the second limiting structure 101b, which is perpendicular to the extending direction of the channel 301 on the middle frame 30, so that the second limiting structure 101b can completely fill the second groove 301b, the liquid inlet path is reduced, and the liquid inlet risk of the equipment shell is reduced.
As shown in fig. 6, the second dust-proof component 20 includes a third limiting structure 201a and a fourth limiting structure 201b, and the channel 301 of the middle frame 30 includes a first groove 301a and a second groove 302 b; the third limiting structure 201a is clamped in the first groove 301a, the third limiting structure 201a abuts against the first groove 301a and is in interference fit with the first groove under the action of elastic force, the fourth limiting structure 201b is clamped in the second groove 301b, and the fourth limiting structure 201b abuts against the second groove 301b and is in interference fit with the second groove under the action of elastic force.
Further, the width of the first groove 301a perpendicular to the extending direction of the channel 301 on the middle frame 30 is equal to the width of the third position-limiting structure 201a perpendicular to the extending direction of the channel 301 on the middle frame 30, so that the third position-limiting structure 201a can completely fill the first groove 301 a; the width of the second groove 301b on the middle frame 30, which is perpendicular to the extending direction of the channel 301 on the middle frame 30, is equal to the width of the fourth limiting structure 201b, which is perpendicular to the extending direction of the channel 301 on the middle frame 30, so that the fourth limiting structure 201b can completely fill the second groove 301b, the liquid inlet path is reduced, and the liquid inlet risk of the equipment shell is reduced.
In the embodiment of this application, dustproof subassembly's support is equipped with limit structure, and the center is equipped with the recess, and limit structure and recess cooperate to make dustproof subassembly be fixed in the passageway of center to this dustproof subassembly and center passageway interference fit have reduced the feed liquor route of equipment, promote electronic equipment's water-proof effects.
According to some embodiments of the present application, there is also provided an electronic device including the device case in the above-described embodiments.
In this application embodiment, dustproof subassembly's support is equipped with limit structure, and the center is equipped with the recess, and limit structure and recess cooperate to make dustproof subassembly be fixed in on the passageway of center, reduced the feed liquor route, promote electronic equipment's water-proof effects.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An equipment enclosure, comprising:
the dustproof assembly comprises a dustproof net and a support, the dustproof net is fixed on the support, and the support is provided with a limiting structure;
the middle frame is provided with a groove, and the groove is matched with the limiting structure, so that the dustproof assembly is fixed on the middle frame.
2. The equipment housing of claim 1, wherein the middle frame is provided with a channel extending therein and through the outer and inner surfaces of the middle frame, the groove being located on the channel inner wall of the channel.
3. The equipment housing of claim 2, wherein the channel further comprises a first channel hole and a second channel hole; the channel forms the first channel hole through the outer surface and the channel forms the second channel hole through the inner surface.
4. The equipment housing of claim 3, wherein the dust-tight component is embedded in the channel between the first through-hole and the second through-hole.
5. The equipment enclosure of claim 2, wherein the dust-tight assembly comprises a first dust-tight screen and a second dust-tight screen; the first dust screen is fixed on the first surface of the bracket, and the second dust screen is fixed on the second surface of the bracket; the first surface and the second surface are opposite;
the first dustproof net surface is perpendicular to the extending direction of the channel in the middle frame, and the area of the first dustproof net is smaller than or equal to the cross section area of the channel; the net surface of the second dust screen is perpendicular to the extending direction of the channel in the middle frame, and the area of the second dust screen is smaller than or equal to the cross section area of the channel.
6. The equipment enclosure of claim 2, wherein the dust-prevention component comprises a third dust-prevention mesh; the third dust prevention net is fixed on the first surface of the bracket;
the net surface of the third dust screen is perpendicular to the extending direction of the channel in the middle frame, and the area of the third dust screen is smaller than or equal to the cross section area of the channel.
7. The equipment enclosure of claim 6, further comprising a fourth dust screen having an area greater than or equal to an area of a cross-section of the channel, the fourth dust screen being secured to the channel at a second channel aperture formed in the inner surface of the center frame.
8. The equipment housing of claim 6, wherein the dust guard assembly is U-shaped like in cross-section; the dustproof assembly further comprises a first opening, the first opening faces the interior of the middle frame, and the opening direction is opposite to the first surface.
9. The equipment enclosure of claim 1, wherein the cradle outer surface comprises a flat surface and a curved surface, the curved surface forming the retention structure.
10. An electronic device, characterized in that it comprises a device housing according to any one of claims 1-10.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110184959.5A CN112999779A (en) | 2021-02-10 | 2021-02-10 | Device case and electronic device |
| PCT/CN2022/075378 WO2022171059A1 (en) | 2021-02-10 | 2022-02-07 | Device casing and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110184959.5A CN112999779A (en) | 2021-02-10 | 2021-02-10 | Device case and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112999779A true CN112999779A (en) | 2021-06-22 |
Family
ID=76402336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110184959.5A Pending CN112999779A (en) | 2021-02-10 | 2021-02-10 | Device case and electronic device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112999779A (en) |
| WO (1) | WO2022171059A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022171059A1 (en) * | 2021-02-10 | 2022-08-18 | 维沃移动通信有限公司 | Device casing and electronic device |
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| WO2022171059A1 (en) | 2022-08-18 |
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