CN108471459B - A housing assembly, electronic equipment and control method thereof - Google Patents

Abstract

The present application provides a shell assembly, an electronic device and a control method thereof, wherein the shell assembly includes a middle frame, a first decorative piece, a first electromagnetic induction coil and a second electromagnetic induction coil; wherein the middle frame is provided with a sound transmission channel, the first decorative piece is movably arranged on the sound output side of the sound transmission channel, the first electromagnetic induction coil and the second electromagnetic induction coil are respectively arranged on opposite sides of the first decorative piece, and are respectively used to generate a first magnetic force and a second magnetic force in opposite directions, and the first magnetic force and the second magnetic force are used to cooperate and drive the first decorative piece to open or close the sound transmission channel on the sound output side. Through this shell assembly, the present application can make the sound transmission channel closed when not in use, and the sound transmission channel will be opened only when in use, so as to prevent external dust from entering the interior of the electronic device through the sound transmission channel, thereby improving the sound quality effect.

Description

A housing assembly, electronic equipment and control method thereof

technical field

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

Background technique

During the long-term use of the existing dustproof net on the electro-acoustic device of the mobile phone, the dust in the environment falls from the sound transmission channel to the dustproof net, so that the accumulated dust can easily block the holes of the dustproof net over time. , thereby reducing the sound quality.

SUMMARY OF THE INVENTION

An aspect of an embodiment of the present application provides a casing assembly, the casing assembly includes a middle frame, a first decorative part, a first electromagnetic induction coil and a second electromagnetic induction coil; wherein, the middle frame is provided with a sound transmission channel, the first decorative piece is movably arranged on the sound outlet side of the sound transmission channel, the first electromagnetic induction coil and the second electromagnetic induction coil are respectively arranged on two opposite sides of the first decorative piece side, and are respectively used to generate a first magnetic force and a second magnetic force in opposite directions, the first magnetic force and the second magnetic force are used to cooperate to drive the first decorative piece to open or close the sound transmission channel.

Another aspect of the embodiments of the present application further provides an electronic device, the electronic device includes an electro-acoustic device and the above-mentioned housing assembly, and the electro-acoustic device is disposed corresponding to the sound transmission channel.

Further, an embodiment of the present application also provides a control method for an electronic device as described above, the method comprising: detecting whether the electro-acoustic device is in a working state; generating a corresponding A control instruction; the first electromagnetic induction coil and the second electromagnetic induction coil cooperate to drive the first decorative piece to open or close the sound transmission channel on the sound output side according to the control instruction.

In the case assembly provided by the embodiment of the present application, the first magnetic force and the second magnetic force are respectively generated by the first electromagnetic induction coil and the second electromagnetic induction coil, and the first magnetic force and the second magnetic force are used for the sound output side of the sound transmission channel Open or close the sound transmission channel, so that the sound transmission channel is opened or closed, so that when the sound transmission channel is not in use, the sound transmission channel is closed, and when it is in use, the sound transmission channel will be opened to prevent external dust from passing through The sound transmission channel enters the interior of the electronic device, which improves the sound quality.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

1 is an exploded schematic view of a first embodiment of a housing assembly provided by the present application;

Figure 2 is a schematic cross-sectional view of the assembly of the housing assembly in Figure 1;

3 is a schematic three-dimensional structural diagram of the assembly of the first decorative piece, the first electromagnetic induction coil, the second electromagnetic induction coil and the connector in FIG. 2;

Fig. 4 is the sectional schematic diagram of the sound transmission channel in the closed state in Fig. 2;

FIG. 5 is an exploded schematic view of the second embodiment of the housing assembly provided by the present application;

Figure 6 is a schematic cross-sectional view of the assembly of the housing assembly in Figure 5;

FIG. 7 is a schematic three-dimensional structural diagram of the assembly of the first decorative piece, the first electromagnetic induction coil, the second electromagnetic induction coil and the connector in FIG. 5;

Fig. 8 is the sectional schematic diagram of the sound transmission channel in the closed state in Fig. 6;

9 is a schematic structural diagram of an embodiment of an electronic device provided by the present application;

FIG. 10 is a schematic flowchart of an embodiment of a control method for an electronic device provided by the present application.

Detailed ways

The present application will be further described in detail below with reference to the accompanying drawings and embodiments. It is particularly pointed out that the following examples are only used to illustrate the present application, but do not limit the scope of the present application. Likewise, the following embodiments are only some of the embodiments of the present application but not all of the embodiments, and all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

The terms "first", "second" and "third" in this application are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second", "third" may expressly or implicitly include at least one of that feature. In the description of the present application, "a plurality of" means at least two, such as two, three, etc., unless otherwise expressly and specifically defined. All directional indications (such as up, down, left, right, front, rear...) in the embodiments of the present application are only used to explain the relative positional relationship between components under a certain posture (as shown in the accompanying drawings). , motion situation, etc., if the specific posture changes, the directional indication also changes accordingly. Furthermore, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally also includes For other steps or units inherent to these processes, methods, products or devices.

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 appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor a separate or alternative embodiment that is mutually exclusive of other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

Please refer to FIG. 1 . FIG. 1 is an exploded schematic view of a first embodiment of a casing assembly 10 provided by the present application. The casing assembly 10 of this embodiment includes a middle frame 11 , a first decorative part 12 , a first electromagnetic induction coil 13 and The second electromagnetic induction coil 14 .

Referring to FIG. 2 , the middle frame 11 is provided with a sound transmission channel 111 , and the sound transmission channel 111 has a sound output direction as shown by the arrow in FIG. 2 .

Optionally, the middle frame 11 is further provided with a through hole 112 .

Referring to FIG. 2 and FIG. 3 together, the first decorative piece 12 is movably disposed on the sound outlet side of the sound transmission channel 111 . Specifically, the first decorative piece 12 includes a plate-shaped main body 121 , which is movable in the sound The sound output side of the transmission channel 111 is disposed opposite to the middle frame 11 .

It can be understood that the sound output side is the side where the sound is transmitted through the sound transmission channel 111 .

Optionally, the first decorative piece 12 further includes a force receiving portion 122 connected to the plate-shaped body 121 and extending to the side of the middle frame 11 away from the plate-shaped body 121 through the through hole 112 .

Optionally, one end of the force-receiving portion 122 away from the plate-shaped main body 121 is bent and provided, the number is two, and is disposed on the same side of the plate-shaped main body 121 .

The first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 are respectively disposed on opposite sides of the first decorative element 12 , and are respectively used to generate a first magnetic force and a second magnetic force in opposite directions, and the first magnetic force and the second magnetic force cooperate with each other. The first decorative piece 12 is driven to move relative to the middle frame 11 .

Specifically, when the first electromagnetic induction coil 13 is energized to generate a first magnetic force, the first magnetic force can attract the movably disposed first decorative piece 12, so that the first decorative piece 12 is close to the first electromagnetic induction coil 13, and when the second electric power When the magnetic induction coil 14 is energized to generate a second magnetic force, the second magnetic force can attract the movably arranged first decorative piece 12 so that the first decorative piece 12 is close to the second electromagnetic induction coil 14 . equal, that is, when one of the first magnetic force and the second magnetic force is greater than the other of the first magnetic force and the second magnetic force, the first decorative element 12 is driven by the cooperation of the first magnetic force and the second magnetic force, relative to the middle frame 11 moves close to one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 and moves away from the other of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 .

It can be understood that the magnitudes of the first magnetic force and the second magnetic force can be controlled according to the magnitude of the current flowing into the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 .

Optionally, the magnitude of the other of the first magnetic force and the second magnetic force is zero, that is, the magnitude of the smaller one of the first magnetic force and the second magnetic force may be zero, so that the first decorative element 12 is only in the first magnetic force and the second magnetic force. The second magnetic force moves relative to the middle frame 11 under the driving of the larger one.

Optionally, one of the first magnetic force and the second magnetic force gradually decreases, and the other of the first magnetic force and the second magnetic force gradually increases or remains unchanged, so that the first decorative part 12 is close to the first electromagnetic induction. During the process of one of the coil 13 and the second electromagnetic induction coil 14, it moves at a constant speed.

Specifically, when the first decorative element 12 is driven by the cooperation of the first magnetic force and the second magnetic force to approach one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 , as the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 The distance between one of the second electromagnetic induction coils 14 and the first decorative piece 12 gradually decreases, and the attractive force of one of the first magnetic force and the second magnetic force to the first decorative piece 12 gradually increases. Similarly, when When the first decorative piece 12 is driven away from the other one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 under the cooperation of the first magnetic force and the second magnetic force, if the other one of the first magnetic force and the second magnetic force is not zero, then as the distance between the other one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 and the first decorative part 12 gradually increases, the other pair of the first magnetic force and the second magnetic force The attractive force of the first decorative piece 12 gradually becomes smaller, and if the other of the first magnetic force and the second magnetic force is zero, as the other of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 and the The distance between a decorative piece 12 gradually increases, and the attractive force of the other one of the first magnetic force and the second magnetic force to the first decorative piece 12 remains unchanged. When the distance between one of the magnetic induction coils 14 and the first decorative element 12 is gradually reduced, one of the first magnetic force and the second magnetic force is also gradually reduced, so that the first electromagnetic induction coil 13 and the second electromagnetic induction The attractive force of one of the coils 14 to the first decorative piece 12 remains unchanged. When the distance increases gradually, if the magnitude of the other one of the first magnetic force and the second magnetic force is not zero, the other of the first magnetic force and the second magnetic force also increases gradually, which can make the first magnetic force and the second magnetic force increase gradually. The attractive force of the other one of the magnetic forces to the first decorative element 12 remains unchanged. If the magnitude of the other of the first magnetic force and the second magnetic force is zero, the other of the first magnetic force and the second magnetic force remains unchanged. If it continues to be zero, the attractive force of the other one of the first magnetic force and the second magnetic force to the first decorative piece 12 can remain unchanged, that is, there is no attractive force, so that the above-mentioned first decorative piece 12 is close to the first electrical force. When one of the magnetic induction coil 13 and the second electromagnetic induction coil 14 is away from the other of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 , the first magnetic force and the second magnetic force affect the first decorative piece. The attractive force remains unchanged, so that the first decorative piece 12 keeps moving at a constant speed.

Optionally, the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 are respectively disposed on both sides of the force-receiving portion 122 on the side of the middle frame 11 away from the plate-like body 121 , so as to cooperate with the driving force-receiving portion 122 to make the first electromagnetic induction coil 12 . A decorative piece 12 moves relative to the middle frame 11 .

Wherein, when the force-receiving portion 122 is driven to move the first decorative piece 12 relative to the middle frame 11, the force-receiving portion 122 can be directly or indirectly driven. In this embodiment, the indirect driving of the force-receiving portion 122 is used as an example. Specifically, the housing assembly 10 of this embodiment further includes a connecting member 15, the connecting member 15 is connected to the force receiving portion 122, and the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 are respectively disposed opposite to the connecting member 15. so that the first magnetic force and the second magnetic force cooperate with the connecting piece 15 to drive the first decorative piece 11 to move relative to the middle frame.

Optionally, the connecting member 15 and the connecting member 15 are provided with a bending portion 151, the bending portion 151 forms a clamping gap 1511 as shown in FIG. The connecting piece 15 is connected to the force receiving portion 122 of the first decorative portion 12 .

Optionally, the number of the bending parts 151 is two, which are respectively connected with the two force receiving parts 122 .

Further, the directions of the first magnetic force and the second magnetic force are perpendicular to the sound output direction of the sound transmission channel 111, so as to cooperate to drive the first decorative piece 12 to move relative to the middle frame 11 in the direction perpendicular to the sound output direction. In the illustration of the embodiment, that is, the first decorative element 12 is driven to move relative to the middle frame 11 in the left-right direction as shown in FIG. 2 .

Referring to FIG. 2 and FIG. 4 together, the first magnetic force and the second magnetic force are used to cooperate to drive the first decorative element 12 to open or close the sound transmission channel 111 on the sound exit side of the sound transmission channel 111 .

Specifically, when the first magnetic force and the second magnetic force cooperate to drive the first decorative member 12 to approach one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 as described above, the plate-shaped body of the first decorative member 12 121 can open or close the sound transmission channel on the sound output side of the sound transmission channel 111. In the illustration of this embodiment, when the plate-shaped body 121 of the first decorative part 12 is shown in FIG. When the sound transmission channel 111 is opened in the dislocation state, if the sound transmission channel 111 needs to be closed, the first magnetic force and the second magnetic force cooperate to drive the first decorative piece 12 to approach the first electromagnetic induction coil 13, so that the board of the first decorative piece 12 can be As shown in FIG. 4 , the shaped body 121 is arranged corresponding to the sound transmission channel 111 to close the sound transmission channel 111 , and then when the first magnetic force and the second magnetic force cooperate to drive the first decorative piece 12 to approach the second electromagnetic induction coil 14 , That is, the plate-shaped main body 121 of the first decorative element 12 can be returned to the state of being dislocated from the sound transmission channel 111 as shown in FIG. 2 to open the sound transmission channel 111 .

In the case assembly provided in this embodiment, the first and second magnetic forces generated by the first electromagnetic induction coil and the second electromagnetic induction coil cooperate to drive the plate-shaped main body of the first decorative piece, on the sound output side of the sound transmission channel. Open or close the sound transmission channel, so that when the sound transmission channel is not in use, the sound transmission channel is closed, and when it is in use, the sound transmission channel will be opened, preventing external dust from entering the electronic equipment through the sound transmission channel, improving the sound effect.

Referring to FIG. 5 , FIG. 5 is an exploded schematic view of the first embodiment of the housing assembly 20 provided by the present application. The housing assembly 20 in this embodiment includes a middle frame 11 , a first decorative part 22 , a first electromagnetic induction coil 13 and a second Two electromagnetic induction coils 14 .

Referring to FIG. 6 , the middle frame 11 is provided with a sound transmission channel 111 , and the sound transmission channel 111 has a sound output direction as shown by the arrow in FIG. 6 .

Optionally, the middle frame 11 is further provided with a through hole 112 .

Referring to FIG. 6 and FIG. 7 together, the first decorative piece 22 is movably disposed on the sound outlet side of the sound transmission channel 111 . Specifically, the first decorative piece 22 includes a decorative part 221 , and the decorative part 221 is movable on the sound transmission channel The sound output side of 111 is arranged opposite to the middle frame 11 .

It can be understood that the sound output side is the side where the sound is transmitted through the sound transmission channel 111 .

The decoration portion 221 is provided with a first sound outlet hole 2211, and the number of the first sound outlet hole 2211 may be one or more.

Optionally, the first decorative piece 22 further includes a force-receiving portion 222 . The force-receiving portion 222 is connected to the decorative portion 221 and extends to the side of the middle frame 11 away from the decorative portion 221 through the through hole 112 .

Optionally, one end of the force-receiving portion 222 away from the decorative portion 221 is bent and provided, and the number is two, and is provided on the same side of the decorative portion 221 .

The first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 are respectively disposed on opposite sides of the first decorative element 22 , and are respectively used to generate a first magnetic force and a second magnetic force in opposite directions, and the first magnetic force and the second magnetic force cooperate with each other. The first decorative piece 22 is driven to move relative to the middle frame 11 .

Specifically, when the first electromagnetic induction coil 13 is energized to generate a first magnetic force, the first magnetic force can attract the movably arranged first decorative piece 22, so that the first decorative piece 22 is close to the first electromagnetic induction coil 13, and when the second electric power When the magnetic induction coil 14 is energized to generate a second magnetic force, the second magnetic force can attract the movably arranged first decorative piece 22 so that the first decorative piece 22 is close to the second electromagnetic induction coil 14 . equal, that is, when one of the first magnetic force and the second magnetic force is greater than the other of the first magnetic force and the second magnetic force, the first decorative piece 22 is driven by the cooperation of the first magnetic force and the second magnetic force relative to the middle frame 11 moves close to one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 and moves away from the other of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 .

It can be understood that the magnitudes of the first magnetic force and the second magnetic force can be controlled according to the magnitude of the current flowing into the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 .

Optionally, the magnitude of the other of the first magnetic force and the second magnetic force is zero, that is, the magnitude of the smaller one of the first magnetic force and the second magnetic force may be zero, so that the first decorative element 22 is only in the first magnetic force and the second magnetic force. The second magnetic force moves relative to the middle frame 11 under the driving of the larger one.

Optionally, one of the first magnetic force and the second magnetic force gradually decreases, and the other of the first magnetic force and the second magnetic force gradually increases or remains unchanged, so that the first decorative part 22 is close to the first electromagnetic induction. During the process of one of the coil 13 and the second electromagnetic induction coil 14, it moves at a constant speed.

Specifically, when the first decorative element 22 is driven by the cooperation of the first magnetic force and the second magnetic force to approach one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 , as the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 The distance between one of the second electromagnetic induction coils 14 and the first decorative piece 22 gradually decreases, and the attractive force of one of the first magnetic force and the second magnetic force to the first decorative piece 22 gradually increases. Similarly, when When the first decorative piece 22 is driven away from the other one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 under the cooperation of the first magnetic force and the second magnetic force, if the other one of the first magnetic force and the second magnetic force is not zero, then as the distance between the other one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 and the first decorative part 22 gradually increases, the other pair of the first magnetic force and the second magnetic force will The attractive force of the first decorative piece 22 gradually becomes smaller. If the magnitude of the other of the first magnetic force and the second magnetic force is zero, as the other of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 and the The distance between a decorative piece 22 gradually increases, and the attractive force of the other one of the first magnetic force and the second magnetic force to the first decorative piece 22 remains unchanged. Therefore, as the first electromagnetic induction coil 13 and the second electrical When the distance between one of the magnetic induction coils 14 and the first decorative element 22 is gradually reduced, one of the first magnetic force and the second magnetic force is also gradually reduced, so that the first electromagnetic induction coil 13 and the second electromagnetic induction The attractive force of one of the coils 14 to the first decorative piece 22 remains unchanged, and at the same time, as the attraction between the other of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 and the first decorative piece 22 When the distance increases gradually, if the magnitude of the other one of the first magnetic force and the second magnetic force is not zero, the other of the first magnetic force and the second magnetic force also increases gradually, which can make the first magnetic force and the second magnetic force increase gradually. The attractive force of the other one of the magnetic forces to the first decorative element 22 remains unchanged. If the magnitude of the other of the first magnetic force and the second magnetic force is zero, the other of the first magnetic force and the second magnetic force remains unchanged. If it continues to be zero, the attractive force of the other one of the first magnetic force and the second magnetic force to the first decorative piece 22 can remain unchanged, that is, there is no attractive force, so that the above-mentioned first decorative piece 22 is close to the first electrical force. When one of the magnetic induction coil 13 and the second electromagnetic induction coil 14 is away from the other of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 , the first magnetic force and the second magnetic force affect the first decorative piece. The attractive force remains unchanged, so that the first decorative piece 22 keeps moving at a constant speed.

Optionally, the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 are respectively disposed on both sides of the force-receiving portion 222 on the side of the middle frame 11 away from the decoration portion 221 , so as to cooperate with the driving force-receiving portion 222 to make the first The trim 22 moves relative to the middle frame 11 .

Wherein, when the force-receiving part 222 is driven to make the first decorative piece 22 move relative to the middle frame 11 , the force-receiving part 222 can be directly driven or indirectly driven. In this embodiment, the indirect driving of the force-receiving part 222 is used as an example Specifically, the housing assembly 20 of this embodiment further includes a connecting member 15, the connecting member 15 is connected to the force receiving portion 222, and the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 are respectively disposed opposite to the connecting member 15. so that the first magnetic force and the second magnetic force cooperate with the connecting piece 15 to drive the first decorative piece 11 to move relative to the middle frame.

Optionally, the connecting piece 15 and the connecting piece 15 are provided with a bending portion 151 , the bending portion 151 forms a clamping gap 1511 as shown in FIG. 3 , and the force receiving portion 222 is inserted into the clamping gap 1511 so that The connecting piece 15 is connected to the force receiving portion 222 of the first decorative portion 22 .

Optionally, the number of the bending parts 151 is two, which are respectively connected with the two force receiving parts 222 .

Further, the directions of the first magnetic force and the second magnetic force are perpendicular to the sound output direction of the sound transmission channel 111, so as to cooperate to drive the first decorative piece 22 to move relative to the middle frame 11 in the direction perpendicular to the sound output direction. In the illustration of the embodiment, that is, the first decorative element 22 is driven to move relative to the middle frame 11 in the left-right direction as shown in FIG. 6 .

Further referring to FIGS. 5 and 6 , the housing assembly 20 of the present embodiment further includes a second decorative piece 26 , and the second decorative piece 26 is disposed on the sound output side of the sound transmission channel 111 corresponding to the sound transmission channel 111 and is opposite to the first decorative piece 26 . The decorative parts 221 of the decorative member 22 are provided in layers.

Wherein, the second decorative member 26 is provided with a second sound outlet hole 261 .

Referring to FIG. 6 and FIG. 8 together, the first magnetic force and the second magnetic force are used to cooperate to drive the first decorative element 22 to open or close the sound transmission channel 111 on the sound exit side of the sound transmission channel 111 .

Specifically, the first magnetic force and the second magnetic force are as described above, when the first decorative element 22 is driven to approach one of the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14, the first sound outlet 2211 of the decorative portion 221 The second sound outlet hole 261 of the second decorative part 26 is in a state of overlap or dislocation, so as to realize the opening or closing of the sound transmission channel 111. In the illustration of this embodiment, when the decorative part 221 of the first decorative part 22 is shown in the figure As shown in 6, when the first sound hole 2211 and the second sound hole 261 of the second decorative piece 26 are overlapped to open the sound transmission channel 111, if the sound transmission channel 111 needs to be closed, the first magnetic force and the second magnetic force By cooperating to drive the first decorative piece 22 close to the first electromagnetic induction coil 13 , the decorative portion 221 of the first decorative piece 22 can be in a dislocation state with the first sound outlet 2211 and the second sound outlet 261 as shown in FIG. 8 . By closing the sound transmission channel 111 , and when the first magnetic force and the second magnetic force cooperate to drive the first decorative element 22 to approach the second electromagnetic induction coil 14 , the decorative portion 221 of the first decorative element 22 can be restored to the position shown in FIG. 6 . As shown, the first sound outlet hole 2211 and the second sound outlet hole 261 of the second decorative piece 26 are in a state of overlapping to open the sound transmission channel 111 .

In the housing assembly provided in this embodiment, the first decorative piece is driven by the first magnetic force and the second magnetic force respectively generated by the first electromagnetic induction coil and the second electromagnetic induction coil, so that the first sound outlet of the decorative part and the second The second sound holes of the decorative piece are overlapped or dislocated to realize the opening or closing of the sound transmission channel, so that when the sound transmission channel is not in use, the sound transmission channel is closed, and when it is in use, the sound transmission channel will be closed. It is opened to prevent external dust from entering the interior of the electronic device through the sound transmission channel, which improves the sound quality.

Please refer to FIG. 9. FIG. 9 is a schematic structural diagram of an embodiment of an electronic device 30 provided by the present application. The electronic device 30 in this embodiment can be any device with communication and storage functions, such as a tablet computer, a mobile phone, an electronic reader, Remote control, personal computer (Personal Computer, PC), notebook computer, in-vehicle device, Internet TV, wearable device and other smart devices with network functions, the electronic device 30 in this embodiment includes a housing component 31 and an electro-acoustic device 32, The housing component 31 is the housing component in any of the above embodiments, and FIG. 9 in this embodiment takes the housing component 20 in the second embodiment described above as an example.

The electro-acoustic device 32 is arranged corresponding to the sound transmission channel 111 .

Optionally, the electro-acoustic device 32 may be a receiver, a microphone or a speaker. In this embodiment, the electro-acoustic device 32 is taken as an example for description. The receiver is set on the sound input side of the sound transmission channel 111 corresponding to the sound transmission channel 111. If the electroacoustic device 32 is a microphone, the microphone is provided on the sound output side of the sound transmission channel 111 corresponding to the sound transmission channel 111 .

It can be understood that the sound input side is the side where the sound enters the sound transmission channel 111 .

Optionally, the side of the electro-acoustic device 32 close to the sound transmission channel 111 is provided with a dustproof net 33, so as to prevent the external dust from entering the electronic device 30 through the sound transmission channel 111 while the casing assembly 31 is further protected from dust. The net 33 dusts the electro-acoustic device 32 to further improve the sound quality of the electro-acoustic device 32 .

Further, the electronic device 30 in this embodiment further includes a circuit board 34, and the circuit board 34 is electrically connected to the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14, so as to be the first electromagnetic induction coil 13 and the second electromagnetic induction coil, respectively The coil 14 is powered to generate the first magnetic force and the second magnetic force.

Referring to FIG. 10, FIG. 10 is a schematic flowchart of an embodiment of a control method for an electronic device provided by the present application. The electronic device in this embodiment is the electronic device 30 in the above-mentioned embodiment, and the control method in this embodiment may specifically include:

101: Detect whether the electroacoustic device is in a working state;

Specifically, it is possible to directly detect whether the electro-acoustic device 32 is in a power-on state to detect whether the electro-acoustic device 32 is in a working state, or it can be indirectly detected, such as detecting whether the electronic device 30 is in a power-on state, or detecting whether the electronic device 30 is in a power-on state or not. Whether the player is in a working state.

102: Generate corresponding control instructions according to whether the electroacoustic device is in a working state;

Wherein, the control instruction is an instruction for whether the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 are energized to generate the first magnetic force and the second magnetic force, respectively.

103: The first electromagnetic induction coil and the second electromagnetic induction coil cooperate to drive the first decorative element to open or close the sound transmission channel on the sound output side according to the control instruction.

Specifically, when the casing assembly 31 of the electronic device 30 is the casing assembly 10 in the above-mentioned first embodiment, the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 can respectively generate the first magnetic force according to the corresponding control instructions With the second magnetic force, the first magnetic force and the second magnetic force cooperate to drive the plate-shaped main body 121 of the first decorative piece 12 to open or close the sound transmission channel 111 on the sound output side of the sound transmission channel 111. For the specific principle and description, please refer to the above housing The description of the first embodiment of the component 10 will not be repeated here.

When the casing assembly 31 of the electronic device 30 is the casing assembly 20 in the second embodiment, the first decorative part 22 of the casing assembly 20 includes a decorative part 221 , and the decorative part 221 is provided with a first sound outlet hole 2211 , the housing assembly 20 further includes a second decorative piece 26, the second decorative piece 26 is provided with a second sound outlet 261 and is stacked with the decorative portion 2211, the first electromagnetic induction coil 13 and the second electromagnetic induction coil 14 according to the corresponding The control command can respectively generate a first magnetic force and a second magnetic force, and the first magnetic force and the second magnetic force cooperate to drive the first decorative piece 12, so that the first sound hole 2211 and the second sound hole 261 are coincident or misaligned, so as to realize the sound For the specific principle and description of the opening or closing of the transmission channel 111 , reference may be made to the description of the second embodiment of the housing assembly 20 , which will not be repeated here.

The above descriptions are only part of the embodiments of the present application, and are not intended to limit the protection scope of the present application. Any equivalent device or equivalent process transformation made by using the contents of the description and drawings of the present application, or directly or indirectly applied to other related The technical field is similarly included in the scope of patent protection of this application.

Claims (10)

1. A shell assembly is characterized by comprising a middle frame, a first decorating part, a first electromagnetic induction coil and a second electromagnetic induction coil;

the middle frame is provided with a sound transmission channel, the first decorating part is movably arranged on the sound outlet side of the sound transmission channel, the first electromagnetic induction coil and the second electromagnetic induction coil are respectively arranged on two opposite sides of the first decorating part and are respectively used for generating a first magnetic force and a second magnetic force in opposite directions, and the first magnetic force and the second magnetic force are used for driving the first decorating part to open or close the sound transmission channel on the sound outlet side in a matching manner;

the magnitude of the first magnetic force and the magnitude of the second magnetic force are controlled according to the magnitude of current passing through the first electromagnetic induction coil and the second electromagnetic induction coil;

when the first magnetic force and the second magnetic force cooperate to drive the first decorating part to move relative to the middle frame, one of the first magnetic force and the second magnetic force is larger than the other of the first magnetic force and the second magnetic force, so that the first decorating part is close to one of the first electromagnetic induction coil and the second electromagnetic induction coil and is far away from the other of the first electromagnetic induction coil and the second electromagnetic induction coil;

one of the first magnetic force and the second magnetic force is gradually reduced, and the other of the first magnetic force and the second magnetic force is gradually increased or kept unchanged, so that the first decorating part moves at a constant speed in the process of approaching one of the first electromagnetic induction coil and the second electromagnetic induction coil.

2. The housing assembly as claimed in claim 1, wherein the first decoration member includes a decoration portion, the decoration portion is provided with a first sound outlet hole, the housing assembly further includes a second decoration member, the second decoration member is disposed at the sound outlet side corresponding to the sound transmission channel and is provided with a second sound outlet hole, the decoration portion and the second decoration member are stacked, so that when the first decoration member is driven by the first magnetic force and the second magnetic force, the first sound outlet hole and the second sound outlet hole are overlapped or dislocated to open or close the sound transmission channel.

3. The housing assembly of claim 1 or 2, wherein the first and second magnetic forces are oriented perpendicular to a sound emitting direction of the sound transmission channel to cooperatively drive the first trim piece to move relative to the center frame in a direction perpendicular to the sound emitting direction.

4. The housing assembly of claim 3, wherein the other of the first magnetic force and the second magnetic force is zero in magnitude.

5. The shell assembly as claimed in claim 2, wherein the middle frame is provided with a through hole, the first decoration element further comprises a force-bearing portion connected with the decoration portion and extending to a side of the middle frame away from the decoration portion through the through hole, and the first electromagnetic induction coil and the second electromagnetic induction coil are respectively arranged on two sides of the force-bearing portion on the side of the middle frame away from the decoration portion so as to cooperate with driving of the force-bearing portion to enable the first decoration element to move relative to the middle frame.

6. The housing assembly according to claim 5, further comprising a connecting member, wherein the connecting member is connected to the force-receiving portion, and the first electromagnetic coil and the second electromagnetic coil are respectively disposed on two opposite sides of the connecting member, so that the first magnetic force and the second magnetic force drive the first decoration member to move through the cooperation of the connecting member.

7. An electronic device comprising an electroacoustic device and the housing assembly according to any one of claims 1 to 6, wherein the electroacoustic device is disposed in correspondence with the sound transmission channel.

8. The electronic device of claim 7, further comprising a circuit board electrically connected to the first and second electromagnetic coils to respectively power the first and second electromagnetic coils to generate the first and second magnetic forces.

9. A method of controlling an electronic device according to claim 7 or 8, the method comprising:

detecting whether the electroacoustic device is in a working state;

generating a corresponding control instruction according to whether the electroacoustic device is in a working state;

the first electromagnetic induction coil and the second electromagnetic induction coil are matched to drive the first decorating part to open or close the sound transmission channel at the sound outlet side according to the control instruction.

10. The method as claimed in claim 9, wherein the first decoration member includes a decoration member having a first sound outlet hole, the housing assembly further includes a second decoration member having a second sound outlet hole and disposed at the sound outlet side corresponding to the sound transmission channel, the decoration member and the second decoration member are stacked, and the step of driving the first decoration member to open or close the sound transmission channel at the sound outlet side by the first electromagnetic induction coil and the second electromagnetic induction coil in cooperation with each other according to the control command includes:

the first electromagnetic induction coil and the second electromagnetic induction coil are matched to drive the first decorating part according to the control instruction, so that the first sound outlet hole and the second sound outlet hole are overlapped or staggered, and the sound transmission channel is opened or closed.

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