CN108924317A - A kind of electronic device and its assembly method - Google Patents

Abstract

The present application provides an electronic device and an assembly method thereof. The electronic device includes a middle frame, a glass panel and an earpiece net. The middle frame includes a bottom wall and a side wall. The side wall bends and extends from the edge of the bottom wall. The outer surface of the panel is provided with a receiving groove, and the glass panel penetrates through the bottom of the receiving groove to form a through hole. sound hole. The application can improve the efficiency of disassembly and maintenance of the handset net.

Description

An electronic device and its assembly method

technical field

The present application relates to the technical field of electronic devices, in particular to an electronic device and an assembly method thereof.

Background technique

With the popularization of electronic devices and the rapid development of electronic technology, devices such as mobile communication terminals (such as mobile phones), handheld computers (Personal Digital Assistant, PDA), mobile computers, and tablet computers are becoming more and more important in people's lives. The electronic device makes a call.

In the technical field of electronic devices, the earpiece net is generally arranged inside the electronic device, because the sound outlet hole of the earpiece net is very small, and it is difficult to block the sound outlet of the earpiece net when too much dust is deposited on the earpiece net. Effective cleaning of dust. Only when the sound transmission effect of the earpiece net is seriously affected, the user has to disassemble the electronic device and take out the earpiece net for cleaning. This cleaning efficiency is low, and the electronic device is not easy to assemble back to its original state after disassembly.

Contents of the invention

The present application provides an electronic device, the electronic device includes a middle frame, a glass panel and an earpiece net, the middle frame includes a bottom wall and a side wall, the side wall is bent and extended from the edge of the bottom wall, and the glass panel is covered on the bottom wall The outer surface of the glass panel is provided with a receiving groove, the glass panel runs through the bottom of the receiving groove and is provided with a through hole, the earpiece net is placed in the receiving groove and bonded with the glass panel The net is provided with a sound hole corresponding to the through hole.

The present application also provides a method for assembling an electronic device. The electronic device includes a middle frame, a glass panel and an earpiece net. The middle frame includes a bottom wall and a side wall. The side wall bends and extends from the edge of the bottom wall. The glass panel The outer surface is provided with an accommodation groove, the glass panel penetrates through the bottom of the accommodation groove and is provided with a through hole, and the earpiece net is provided with a sound hole; the assembly method includes: placing the glass panel cover on the bottom wall of the middle frame and abutting against the The side wall of the middle frame; the earpiece net is placed in the accommodating groove and the earpiece net is bonded to the glass panel, and the sound hole and the through hole are connected to each other.

Beneficial effects of the application: the earpiece net is accommodated in the accommodating groove, and is connected to the glass panel by bonding, and the glass panel and the middle frame are stacked. During the daily use of the electronic device, the sound hole of the earpiece net will be blocked by foreign matter such as dust. At this time, because the earpiece net is connected to the glass panel by bonding, it can Take out the handset net from the holding slot without removing other parts. After the earpiece net is cleaned, the earpiece net can be loaded into the accommodating groove from the outer side of the glass panel, and bonded to the glass panel. Therefore, the entire cleaning process of the handset net is reduced, thereby improving the cleaning efficiency of the handset net.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

FIG. 1 is a schematic diagram of an exploded structure of an embodiment of an electronic device provided by the present application;

FIG. 2 is a schematic cross-sectional view of an embodiment of the handset network area of the electronic device provided by the present application;

3 is a schematic cross-sectional view of another embodiment of the earpiece network area of the electronic device provided by the present application;

Fig. 4 is a three-dimensional structural schematic diagram of an embodiment of the handset network provided by the present application;

Fig. 5 is a three-dimensional structural schematic diagram of another embodiment of the handset network provided by the present application;

Fig. 6 is a cross-sectional schematic diagram of another embodiment of the handset network provided by the present application;

7 is a schematic cross-sectional view of another embodiment of the earpiece network area of the electronic device provided by the present application;

Fig. 8 is a schematic structural view of an embodiment of the decomposed state of the handset net and the plastic fittings provided by the present application;

Fig. 9 is a schematic cross-sectional structure diagram of an embodiment of the assembly state of the handset net and the plastic fittings provided by the present application;

Fig. 10 is a schematic cross-sectional structure diagram of another embodiment in the assembled state of the handset net and the plastic fittings provided by the present application;

Fig. 11 is a schematic cross-sectional view of another embodiment of the earpiece network area of the electronic device provided by the present application;

FIG. 12 is a schematic flow chart of the assembly method of the electronic device of the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. It should be understood that the specific embodiments described here are only used to explain the present application, but not to limit the present application. In addition, it should be noted that, for the convenience of description, only some structures related to the present application are shown in the drawings but not all structures. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of this application.

Please refer to FIG. 1 . FIG. 1 is a schematic structural diagram of an embodiment of an electronic device provided by the present application.

The electronic device of this embodiment may include a handset mesh 10 , a glass panel 20 , a middle frame 30 , a rear case 40 and a receiver 50 . The handset net 10 is detachably fixed on the glass panel 20 , the glass panel 20 , the middle frame 30 , and the rear shell 40 are stacked in sequence, and the receiver 50 is fixed in the space between the middle frame 30 and the rear shell 40 .

Electronic devices include electronic devices such as smartphones, tablet computers, smart wearable devices, digital audio and video players, e-readers, handheld game consoles, and vehicle-mounted electronic devices. The receiver 50 is widely used in electronic devices. The receiver 50 is also called a handset, which is Receiver in English. The receiver 50 is a device that converts audio electrical signals into The electro-acoustic device for the sound signal, the sound signal generated by the receiver 50 passes through the middle frame 30 and the earpiece net 10 on the glass panel 20 in sequence and enters the human ear.

The glass panel 20 is the outermost layer of glass on which the display screen faces the user. The glass panel 20 is mainly used to protect the touch screen and display screen inside the electronic device, and to decorate the appearance.

Please refer to FIG. 2 . FIG. 2 is a schematic cross-sectional view of an embodiment of the earpiece network 10 area of the electronic device provided by the present application.

Specifically, the middle frame 30 includes a bottom wall 31 and a side wall 32 , the side wall 32 is bent and extended from the edge of the bottom wall 31 , the side wall 32 can extend perpendicular to the bottom wall 31 , and the side wall 32 can also extend approximately perpendicular to the bottom wall 31 The side wall 32 and the bottom wall 31 can be assembled from two separate parts, and the side wall 32 and the bottom wall 31 can also be different components of a single part. The glass panel 20 is covered on the bottom wall 31 and abuts against the side wall 32 to complete the fixed installation of the glass panel 20 . The middle frame 30 penetrates the bottom wall 31 to open a communication hole 33 , and the receiver 50 is installed on the side of the bottom wall 31 away from the handset network 10 .

The outer surface of the glass panel 20 is provided with an accommodating groove 21 for placing the handset network 10, and the bottom of the glass panel 20 penetrates the accommodating groove 21 and is provided with a through hole 22, the through hole 22 and the communicating hole 33 communicate with each other, and the accommodating groove 21 The outer shape of the housing can be circular, the outer shape of the accommodation groove 21 can also be oval, the outer shape of the accommodation groove 21 can also be a racetrack shape, and the shape of the accommodation groove 21 can also be other shapes such as square, here No limit.

The shape of the outer surface of the handset net 10 is similar to or the same as that of the housing groove 21. The handset net 10 is accommodated in the housing groove 21 and connected to the glass panel 20 by bonding, such as double-sided tape or glue 70 , so as to realize the detachable connection between the earpiece net 10 and the glass panel 20 .

Optionally, the outer surface of the earpiece net 10 does not exceed the outer surface of the glass panel 20 , so as to prevent the electronic device from directly scratching the earpiece net 10 during daily use, thereby affecting the normal operation of the earpiece net 10 . The outer surface of the earpiece net 10 can also be flush with the outer surface of the glass panel 20 to ensure the integrity of the appearance of the electronic device.

The earpiece net 10 is provided with a sound hole 11, and the positions of the sound hole 11, the through hole 22, and the communication hole 33 correspond to each other and communicate with each other. The hole 11 enters the human ear.

The material of the earpiece net 10 can include metal materials such as stainless steel, aluminum or magnesium alloy, and the material of the earpiece net 10 can also include PC (polycarbonate), ABS (acrylonitrile-butadiene-styrene copolymer), TPU (thermoplastic Polyurethane elastomer) or PMMA (polymethyl methacrylate) and other plastic materials.

The beneficial effect of the technical solution of this embodiment is different from that of the prior art: the handset net 10 is accommodated in the accommodating groove 21, and is connected to the glass panel 20 by bonding, the glass panel 20, the middle frame 30, the rear shell 40 are stacked in sequence, and the receiver 50 is fixed in the space between the middle frame 30 and the rear case 40 . During the daily use of the electronic device, the sound hole 11 of the earpiece net 10 will be blocked by foreign matter such as dust. At this time, because the earpiece net 10 is connected with the glass panel 20 by bonding, it can Take out the handset net 10 from the accommodating groove 21 under the premise of opening other parts of the electronic device. After the earpiece net 10 is cleaned, the earpiece net 10 can be put into the accommodating groove 21 from the outer side of the glass panel 20 and bonded to the glass panel 20 . Therefore, the entire cleaning process of the handset net 10 is reduced, thereby improving the cleaning efficiency of the handset net 10 .

Please refer to FIG. 2 , the handset net 10 includes a main board 12, the main board 12 is provided with a sound outlet 11, the main board 12 is accommodated in the accommodating groove 21, and one side of the main board 12 is adhesively connected to the bottom of the accommodating groove 21, for example Double-sided tape or glue 70. The outer surface of the main board 12 does not exceed the outer surface of the glass panel 20, so as to prevent the electronic device from directly scratching the earpiece net 10 during daily use, thereby affecting the normal operation of the earpiece net 10. The outer surface of the main board 12 can also be flush with the outer surface of the glass panel 20 to ensure the integrity of the appearance of the electronic device. Optionally, the main board 12 elastically abuts against the side of the receiving slot 21 to enhance the stability of the earpiece net 10 .

Please refer to FIG. 3 , further, the handset network 10 also includes a side plate 13 , the side plate 13 extends from the edge of the main plate 12 to form a deformation space 14 , and the main plate 12 is bonded to the bottom of the accommodating groove 21 through the end of the side plate 13 Connection, such as double-sided tape or glue70. Further, the main board 12 is elastically abutted against the side of the receiving groove 21 through the side plate 13 to enhance the stability of the earpiece network 10 .

The side plate 13 can extend from the edge of the main board 12 at right angles to the main board 12. At this time, the earpiece net 10 can complete the interference fit with the accommodating groove 21 by means of the deformation of the main board 12 itself. For example, the material of the earpiece net 10 It is made of elastic plastic material.

The side panels 13 may also extend from the edge of the main board 12 at an obtuse angle to the main board 12 . Specifically, the side plate 13 extends from the edge of the main plate 12 in a direction away from the deformation space 14 , so that the angle between the side plate 13 and the main plate 12 is an obtuse angle. At this time, the cross-sectional size of the side plate 13 gradually increases from the end close to the main board 12 to the end away from the main board 12. Gradually shrink toward the direction close to the deformation space 14, so that the expansion force of the side plate 13 gradually increases until the earpiece net 10 and the accommodating groove 21 reach an equilibrium state.

Please refer to FIG. 3 and FIG. 4 at the same time. The side plate 13 includes adjacent outer surfaces 131 , bottom surfaces 132 and inner surfaces 133 . The inner side 133 is opposite to the outer side 131 .

In one embodiment, rounded corners or chamfered corners 15 are provided at the junction of the outer surface 131 and the bottom surface 132 , so as to facilitate the insertion of the handset network 10 into the receiving groove 21 .

Please refer to FIG. 5 , in another embodiment, at least one deformation groove 16 is defined at the end of the side plate 13 facing away from the main board 12 , and the deformation groove 16 runs through the outer surface 131 , the bottom surface 132 and the inner surface 133 . It can be understood that the deformation direction of the side plate 13 on the deformation groove 16 is different from the deformation direction of the side plate 13 in the deformation space 14, so that a complementarity is formed between the deformation groove 16 and the deformation space 14, and the side plate of the earpiece network 10 is increased. 13 shapeshifting abilities. The shape of the deformation groove 16 can be a square notch, and the shape of the deformation groove 16 can also be other shapes such as a trapezoidal notch. The number of deformation grooves 16 may be one, or the number of deformation grooves 16 may be multiple, and the multiple deformation grooves 16 are evenly distributed on the side plate 13 . In the description of the present application, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

Please refer to FIG. 3 and FIG. 6 at the same time. In another embodiment, the side plate 13 includes a first side portion 134 and a second side portion 135, and the opposite ends of the first side portion 134 are connected to the main board 12 and the second side portion respectively. 135, the first side portion 134 extends from the edge of the main plate 12 to the direction away from the deformation space 14, and the second side portion 135 extends from the edge of the first side portion 134 to the direction close to the deformation space 14, so that the side plate 13 forms The bow-shaped structure facing away from the deformation space 14 . The cross-sectional size of the first side portion 134 gradually increases from one end close to the main board 12 to one end away from the main board 12 . The portion 134 gradually shrinks toward the deformation space 14 , so that the expansion force of the first side portion 134 gradually increases until the earpiece net 10 and the receiving groove 21 reach an equilibrium state. The cross-sectional size of the second side portion 135 gradually decreases from one end close to the first side portion 134 to one end away from the first side portion 134. When the handset network 10 is assembled into the receiving groove 21, the second side The portion 135 first enters the receiving groove 21 , and the first side portion 134 is gradually deformed under the guidance of the second side portion 135 until it is interference fit into the receiving groove 21 .

Please refer to Fig. 7, the earpiece net 10 comprises a main board 12, a side board 13 and a plastic fitting 60, the side board 13 extends from the edge of the main board 12 to form a deformation space 14, the main board 12 is provided with a sound outlet 11, the plastic fitting 60 and The side plate 13 is connected, and the plastic fitting 60 is elastically compressed between the accommodation groove 21 and the side plate 13 , so that the handset net 10 is interference-fitted with the accommodation groove 21 through the plastic fitting 60 . The material of the plastic mating part 60 may include PC (polycarbonate), ABS (acrylonitrile-butadiene-styrene copolymer), TPU (thermoplastic polyurethane elastomer) or silicone with certain deformation ability.

Please refer to FIG. 7 and FIG. 8 at the same time. The side plate 13 includes adjacent outer surfaces 131 , bottom surfaces 132 and inner surfaces 133 . The inner side 133 is opposite to the outer side 131 . The side plate 13 is provided with a notch 17 at the intersection of the outer surface 131 and the bottom surface 132 , and the plastic fitting 60 is assembled in the notch 17 . The plastic fitting 60 can be fixed in the notch 17 by bonding, such as double-sided tape or glue 70; the plastic fitting 60 can also be fixed in the notch 17 by integral molding, such as integral injection molding.

Optionally, the side plate 13 is provided with a boss 18 on the surface of the notch 17 , and the plastic matching part 60 cooperates with the boss 18 to increase the connection strength of the integral molding of the plastic fitting 60 and the side plate 13 . Further, the cross-sectional area of the boss 18 gradually increases from the end in contact with the side plate 13 to the opposite end, so that the plastic fitting 60 and the side plate 13 form an undercut fixing mechanism after integral molding.

7 to 9, in another embodiment, the side panel 13 extends from the edge of the main panel 12 at right angles to the main panel 12, and the plastic fitting 60 is fitted in the notch 17 and at least partially protrudes from the side panel. 13 , so as to ensure that when the handset network 10 is assembled in the accommodation groove 21 , the plastic fitting 60 can be elastically compressed between the accommodation groove 21 and the side plate 13 .

Referring to Fig. 7, Fig. 8 and Fig. 10, it can be understood that when the side plate 13 extends from the edge of the main board 12 in an obtuse angle with the main board 12, the plastic fitting 60 is assembled in the gap 17, and the plastic fitting 60 can be connected with the main board 12. The outer surface 131 of the side plate 13 is aligned with or protrudes from the outer surface 131 of the side plate 13 .

Please refer to FIG. 11 , in another embodiment, the earpiece network 10 includes a main board 12 , a side board 13 and a connecting board 80 , the side board 13 extends from the edge of the main board 12 to form a deformation space 14 , and the main board 12 is provided with a sound hole 11 The side plate 13 may elastically abut against the side of the accommodation groove 21 , or the side plate 13 may not elastically abut against the side of the accommodation groove 21 , which is not limited herein. The connecting plate 80 is connected to the edge of the side plate 13 and is bent and extended toward the deformation space 14. The side plate 13 is bonded to the bottom of the accommodation groove 21 through the connecting plate 80 to increase the size of the earpiece network 10 and the accommodation groove 21. The bonding area of the bottom. The connecting plate 80 and the side plate 13 may be two separate parts assembled together, or the connecting plate 80 and the side plate 13 may be two different parts on a single part.

The electronic device further includes a foam 90, the opposite sides of the foam 90 respectively abut against the bottom wall 31 and the glass panel 20, the projection of the foam 90 on the bottom wall 31 surrounds the projection of the accommodating groove 21 on the bottom wall 31, so as to This prevents external impurities from entering the internal environment of the electronic device when the handset net 10 is disassembled and maintained.

Optionally, a stop portion 34 protrudes from the side of the bottom wall 31 facing the earpiece net 10 , and the stop portion 34 surrounds the projection of the accommodating groove 21 on the bottom wall 31 to form an accommodating structure together with the bottom wall 31 . When disassembling and replacing the handset net 10, external dust will inevitably enter the interior of the electronic device, and the accommodating slot effectively isolates external dust. Further, the opposite sides of the foam 90 are in contact with the bottom wall 31 and the glass panel 20 respectively, and are accommodated in the accommodating groove at the same time, so as to increase the dustproof effect of the accommodating groove.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The occurrences of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

All directional indications (such as outer and inner) in the embodiments of the present application are only used to explain a certain component in a specific posture, and if the specific posture changes, the directional indications will also change accordingly.

Please refer to FIG. 1 , FIG. 2 and FIG. 12 , and FIG. 12 is a schematic flowchart of an embodiment of an electronic device assembly method provided by the present application. The electronic device includes a middle frame 30 , a glass panel 20 and a handset net 10 , the middle frame 30 includes a bottom wall 31 and a side wall 32 , the side wall 32 is bent and extended from the edge of the bottom wall 31 , and the glass panel 20 is provided with an accommodating groove 21 , the glass panel 20 penetrates through the bottom of the accommodating groove 21 to form a through hole 22 , and the earpiece net 10 defines a sound outlet 11 .

M101: Cover the glass panel 20 on the bottom wall 31 and abut against the side wall 32 .

The electronic device also includes parts such as a back shell 40 and a receiver 50. First, electronic components such as the receiver 50 are fixed on one side of the bottom wall 31 of the middle frame 30, and the back shell 40 is covered on the middle frame 30, so that the Electronic components such as the receiver 50 are assembled between the middle frame 30 and the rear case 40 ; then the glass panel 20 is covered on the side of the bottom wall 31 away from the receiver 50 and abutted against the side wall 32 .

M102: Place the earpiece net 10 in the accommodating groove 21 and bond the earpiece net 10 to the glass panel 20, so that the sound hole 11 and the through hole 22 communicate with each other.

After assembling the main frame of the electronic device, put the handset net 10 into the accommodation groove 21 from the outer side of the glass panel 20, and connect the handset net 10 and the glass panel 20 by bonding, thereby completing the fixing of the handset net 10. During the daily use of the device, when the sound hole 11 of the earpiece net 10 is blocked by foreign matter such as dust, the earpiece net 10 can be taken out from the accommodating groove 21 without disassembling other parts of the electronic device. After cleaning the earpiece net 10 , the earpiece net 10 can be put into the accommodating groove 21 from the outer side of the glass panel 20 , and bonded to the glass panel 20 .

The above is only the implementation of the application, and does not limit the patent scope of the application. Any equivalent structure or equivalent process conversion made by using the specification and drawings of the application, or directly or indirectly used in other related technologies fields, are all included in the scope of patent protection of this application in the same way.

Claims (14)

1. An electronic device, characterized in that the electronic device comprises: The middle frame includes a bottom wall and a side wall, and the side wall is bent and extended from the edge of the bottom wall; The glass panel is covered on the bottom wall and abuts against the side wall, the outer surface of the glass panel is provided with a storage tank, and the glass panel is provided with a through hole through the bottom of the storage tank; and The earpiece net is accommodated in the accommodating groove and bonded to the glass panel, and the earpiece net is provided with a sound outlet corresponding to the through hole. 2. The electronic device according to claim 1, wherein: The earpiece net includes a main board, the main board is provided with the sound hole, and the main board is accommodated in the accommodating groove and bonded to the glass panel. 3. The electronic device according to claim 2, wherein: The earpiece net also includes a side plate, the side plate extends from the edge of the main board to form a deformation space, and the main board is bonded to the bottom of the accommodating groove through the end of the side plate. 4. The electronic device according to claim 3, wherein: The side plate is further elastically abutted against the side of the accommodating groove. 5. The electronic device according to claim 4, wherein: The side board extends from the edge of the main board in a direction away from the deformation space, so that the angle between the side board and the main board is an obtuse angle. 6. The electronic device according to claim 5, wherein: At least one deformation groove is opened at the end of the side plate away from the main board. 7. The electronic device according to claim 5, wherein: The side plate includes a first side portion and a second side portion, opposite ends of the first side portion are respectively connected to the main board and the second side portion, and the first side portion extends from the main board The edge extends away from the deformation space, and the second side portion extends from the edge of the first side portion toward the deformation space. 8. The electronic device according to claim 3, wherein: The electronic device further includes a connecting plate, the connecting plate is connected to the edge of the side plate and bends and extends toward the direction of the deformation space, and the side plate passes through the connecting plate and the bottom of the accommodating groove Adhesive connection. 9. The electronic device according to claim 4, wherein: The side plate has adjacently connected side faces and a bottom face, the side faces toward the sides of the accommodating tank, the bottom face faces toward the bottom of the accommodating tank, and the side plates are on the sides and the bottom face There is a gap at the junction; The electronic device further includes a plastic matching part, the plastic fitting part is assembled in the gap, and the plastic fitting part is elastically compressed between the side part of the accommodating groove and the side plate. 10. The electronic device according to claim 9, wherein: The handset net and the plastic fitting are integrally formed. 11. The electronic device according to claim 10, wherein: The side plate is provided with a boss on the surface of the notch, and the plastic fitting fits with the boss to increase the connection strength between the plastic fitting and the side plate. 12. The electronic device according to claim 1, wherein: The bottom wall is provided with a communication hole at a position corresponding to the through hole; The electronic device also includes a receiver, the receiver is installed on the side of the bottom wall away from the earpiece net, wherein the audio signal generated by the receiver can pass through the communication hole and the sound outlet in turn. hole. 13. The electronic device according to claim 2, wherein: The outer surface of the main board is flush with the outer surface of the glass cover; or the outer surface of the main board does not exceed the outer surface of the glass cover. 14. A method of assembling an electronic device, characterized in that, The electronic device includes a middle frame, a glass panel and an earpiece net. The middle frame includes a bottom wall and a side wall. The side wall is bent and extended from the edge of the bottom wall. The accommodating tank, the glass panel runs through the bottom of the accommodating tank and has a through hole, and the earpiece net is provided with a sound hole; The assembly method includes: The glass panel is covered on the bottom wall of the middle frame and abutted against the side wall of the middle frame; The earpiece net is placed in the accommodating groove and the earpiece net is bonded to the glass panel, and the sound hole and the through hole communicate with each other.