WO2020062133A1

WO2020062133A1 - Receiver mechanism, housing and electronic device

Info

Publication number: WO2020062133A1
Application number: PCT/CN2018/108584
Authority: WO
Inventors: 陈松亚
Original assignee: 深圳市柔宇科技有限公司
Priority date: 2018-09-29
Filing date: 2018-09-29
Publication date: 2020-04-02
Also published as: CN112640483A

Abstract

Provided by the present application is an electronic device, comprising a display screen, a housing and a main board provided in the housing. The housing comprises a first frame body, a second frame body and a hinge device connected between the first frame body and the second frame body; a receiver mechanism is arranged on the first frame body or/and the second frame body; the receiver mechanism is used for mounting a receiver on the housing of the electronic device; the receiver mechanism comprises a mounting part positioned on the housing; the mounting part is used for positioning the receiver; a sound inlet groove is formed in a side surface of the receiver on the mounting part; the sound inlet groove penetrates two opposite surfaces of the housing and is in communication with a sound inlet hole of the receiver; and external sound may enter the receiver by means of the sound inlet groove. Further provided by the present application are the housing of the electronic device and the receiver mechanism.

Description

Receiver mechanism, casing and electronic device

Technical field

The present application relates to the field of peripheral components of electronic products, and in particular, to a receiver mechanism, a housing provided with the receiver mechanism, and an electronic device provided with the housing.

Background technique

A receiver of an existing electronic device such as a mobile phone, a tablet computer, etc. is generally disposed on the bottom of the electronic device, that is, a plurality of sound input holes communicating with the receiver are provided on a bottom end surface of the electronic device to facilitate the receiver. The receiver records external sound. However, when the electronic device is erected on a support surface, and the sound input hole on the bottom end surface contacts the support surface, the sound input hole of the receiver is easily blocked by the support surface, so that it enters the support surface. The sound of the sound input hole is too small or inaccessible, which affects the function of the receiver and reduces the user experience.

Summary of the Invention

The present application provides a receiver mechanism capable of ensuring normal recording of external sound into a receiver, a housing provided with the receiver mechanism, and an electronic device provided with the housing.

A receiver mechanism provided in the present application is used to mount a receiver to a housing of an electronic device. The receiver mechanism includes a mounting portion located on the housing. The mounting portion is used to position the receiver. A sound inlet groove is provided on the side of the receiver, and the sound inlet groove passes through two opposite sides of the housing and communicates with the sound inlet hole of the receiver. External sound can enter the receiver through the sound inlet groove. Inside the receiver.

The present application also provides a housing including a first frame body, a second frame body, and a hinge device, the hinge device is connected between the first frame body and the second frame body, and the first frame A receiver mechanism is provided on the body or / and the second frame body, the receiver mechanism is used for mounting the receiver on the housing of the electronic device, and the receiver mechanism includes a mounting portion on the housing, and the mounting A sound receiving groove is provided on the mounting portion on the side of the receiver, and the sound receiving groove passes through two opposite sides of the housing and communicates with the sound receiving hole of the receiver. The sound can enter the receiver through the sound inlet slot.

The present application also provides an electronic device including a display screen, a casing, and a main board disposed in the casing. The casing includes a first frame body, a second frame body, and the first frame body and the second frame body are connected to the first frame body and the second frame body. A hinge device between a second frame body, a receiver mechanism is provided on the first frame body and / or the second frame body, the receiver mechanism is used for mounting the receiver on the housing of the electronic device, the receiver The mechanism includes a mounting portion on the casing, the mounting portion is used to position the receiver, and a sound inlet groove is provided on the side of the receiver on the mounting portion, and the sound inlet groove passes through the housing. The two opposite sides communicate with the sound inlet hole of the receiver, and external sound can enter the receiver through the sound inlet groove.

The mounting portion on the first frame or / and the second frame of the electronic device of the present application, the mounting portion is used for mounting the receiver, the receiver is electrically connected to the main board, and the mounting portion is on the A sound inlet groove is provided around the receiver, and the sound inlet groove communicates with the sound inlet hole of the receiver. Therefore, external sound can not only be recorded into the receiver through the sound input hole of the receiver, but also can be entered into the receiver through the sound inlet slot, so that the sound can enter the receiver in various directions, and the sound is enlarged. The range of the sound input collection of the receiver increases the sound input volume of the receiver, ensures that external sound can be normally recorded in the receiver, enables the receiver to work normally, and improves the user experience.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. Those of ordinary skill in the art can obtain other drawings according to the drawings without paying creative labor.

FIG. 1 is a schematic three-dimensional structure diagram of an electronic device in a first embodiment of the present application.

FIG. 2 is an exploded perspective view of the receiver mechanism of the electronic device in FIG. 1.

FIG. 3 is an enlarged view of a portion III in FIG. 2.

FIG. 4 is a sectional view taken along line IV-IV in FIG. 1.

FIG. 5 is a partial side view of the electronic device in the first embodiment of the present application with the dust filter removed.

FIG. 6 is a use state diagram of the electronic device in a vertical state after bending in the first embodiment of the present application.

FIG. 7 is a use state diagram of the electronic device in a vertical state after deployment in the first embodiment of the present application.

FIG. 8 is a schematic structural diagram of an electronic device in a second embodiment of the present application.

FIG. 9 is a schematic structural diagram of an electronic device in a third embodiment of the present application.

FIG. 10 is a schematic structural diagram of an electronic device in a fourth embodiment of the present application.

detailed description

In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be understood that the orientations or positional relationships indicated by the terms “up”, “down”, “left”, and “right” are based on the orientations or positional relationships shown in the drawings, and are for convenience only. The description of the present invention and simplified description do not imply or indicate that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

Please refer to FIGS. 1 to 4 together. FIG. 1 is a schematic three-dimensional structure diagram of the electronic device in the first embodiment of the present application. FIG. 2 is an exploded three-dimensional diagram of the receiver mechanism of the electronic device in FIG. 1. An enlarged view of part III; FIG. 4 is a cross-sectional view taken along line IV-IV in FIG. 1. The electronic device 100 in the first embodiment of the present application includes a casing 20, a display screen 30 disposed on a front surface of the casing 20, and a motherboard 50 disposed in the casing 20. The housing 20 includes a first frame body 21, a second frame body 23, a hinge device 25 connected between the first frame body 21 and the second frame body 23, and a receiver mechanism 27. The display screen 30 is disposed on the first frame body 21, the second frame body 23, and the hinge device 25. The display screen 30 is electrically connected to the motherboard 50. The display screen 30 is provided with a bendable area corresponding to the hinge device 25 and two non-bendable areas connected to opposite sides of the bendable area. The back surfaces of the bendable areas are connected to the hinge device 25, and the back surfaces of the two non-bend areas are connected to the first frame body 21 and the second frame body 23. The bendable area of the display screen 30 can be bent along with the bending of the hinge device 25. The receiver mechanism 27 is used to mount a receiver 270 on the casing 20 of the electronic device 100. Specifically, the receiver mechanism 27 mounts the receiver 270 on the first frame body 21 or the second frame body 23. The receiver mechanism 27 includes a mounting portion 272 on the first frame 21 or / and the second frame 23 of the housing 20, and the mounting portion 272 is used to position the receiver 270. The part 272 is provided with a sound inlet slot 2722 around the receiver 270. The sound inlet slot 2722 communicates with the sound inlet hole 2702 of the receiver 270. External sound can enter the sound inlet of the receiver 270 through the sound inlet slot 2722. Inside the hole 2702. The receiver 270 is electrically connected to the main board 50, and the main board 50 controls the operation of the receiver 270.

In this embodiment, the mounting portion 272 is provided with a receiving hole 2724, the receiving hole 2724 is used to receive the receiver 270, and the sound inlet slot 2722 communicates with the receiving hole 2724. External sound may enter the receiver 270 from the sound inlet slot 2722 through the sound inlet hole 2702 of the receiver 270.

In this embodiment, the electronic device 100 is a mobile phone. It can be understood that, in other embodiments, the electronic device 100 may be, but is not limited to, a PDA of a radio telephone, a pager, a web browser, a notepad, a calendar, and / or a Global Positioning System (GPS) receiver.

The first frame 21 or / and the second frame 23 of the electronic device 100 of the present application is provided with a mounting portion 272. The mounting portion 272 is used to mount a receiver 270, and the receiver 270 is electrically connected to the main board 50. The mounting portion 272 is provided with a sound inlet slot 2722 around the receiver 270, and the sound inlet slot 2722 communicates with the sound inlet hole 2702 of the receiver 270. Therefore, external sound can not only enter the receiver 270 from directly below the receiver 270, but also can enter the receiver 270 from the sound inlet slot 2722 from the side. Therefore, external sounds can enter the handset 270 from two opposite sides and below from multiple directions, expanding the range of sound recording collection of the handset 270, and increasing the sound recording volume of the handset 270 to ensure entry into the handset 270. The sound of the sound input hole 2702 of the receiver 270 is normal, so that the receiver 270 can work normally, and the user experience is improved.

The mounting portion 272 may be disposed on a peripheral wall of the housing 20, that is, the mounting portion 272 may be located on a side wall of the first frame body 21 or / and the second frame body 23 or away from the side wall. On the end wall of the hinge device 25. The number of the mounting portions 272 may be one or multiple, and the plurality of the mounting portions 272 are respectively disposed on the side walls of the first frame body 21 and the second frame body 23 or away from the hinge device 25. On the end wall, a receiver 270 is installed on each mounting portion 272, and each receiver 270 is electrically connected to the main board 50. The sound inlet slot 2722 communicates with the sound inlet hole 2702 of the receiver 270 and penetrates the front and back surfaces of the casing 20. The front surface of the casing 20 refers to a surface facing the light emitting surface of the display screen 30, and the back surface of the casing 20 refers to a surface facing away from the light emitting surface of the display screen 30.

As shown in FIG. 2, in this embodiment, the number of the mounting portions 272 is one, and the mounting portions 272 are disposed on one of the side walls of the first frame body 21. The sound groove 2722 penetrates the front surface and the back surface of the first frame body 21. External sounds may not only enter the receiver 270 from below the side wall of the first frame 21, but also enter the receiver 270 from the front and back of the first frame 21.

In other embodiments, the housing 20 includes a middle frame, the mounting portion 272 is located on a side wall or an end wall of the middle frame, and an acoustic groove 2722 on the mounting portion 272 passes through the middle frame. Front and back.

As shown in FIG. 3, the receiving hole 2724 extends in a length direction perpendicular to a side wall of the first frame body 21 to communicate with an internal space of the first frame body 21, and the main board 50 is received in the interior. Space. The sound inlet groove 2722 extends along the radial direction of the receiving hole 2724, that is, the sound inlet groove 2722 extends along the thickness direction of the first frame body 21, and penetrates the front surface of the first frame body 21 and back.

The receiver mechanism 27 further includes a dust-proof net 275, which covers the mounting portion 272, and is used to prevent foreign matter such as dust from contaminating the receiver 270. Specifically, the mounting portion 272 has a positioning port 2725 corresponding to the dust net 275, that is, the outer surface of the first frame body 21 is provided with the positioning port 2725 at the mounting portion 272. The receiving hole 2724 and the sound inlet slot 2722 communicate with the positioning port 2725, and the dust net 275 is received and positioned in the positioning port 2725. The opposite ends of the positioning port 2725 extend to the front and back surfaces of the first frame 21.

The surface of the mounting portion 272 facing the positioning opening 2725 is a circular arc surface 2726. The receiving hole 2724 is opened in the middle of the circular arc surface 2726. The sound inlet groove 2722 is along the diameter of the receiving hole 2724. It is opened on the arc surface 2726, that is, the sound groove 2722 is opened on the arc surface 2726 along the thickness direction of the first frame body 21. A middle portion of the sound input groove 2722 communicates with the receiving hole 2724, and an end portion and a side portion of the sound input groove 2722 pass through the arc surface 2726.

When the dust net 275 is accommodated in the positioning port 2725, there is a gap 2727 between the inner surface of the dust net 275 and the arc surface 2726, that is, the mounting portion 272 faces the There is a gap 2727 between the surface of the positioning port 2725 and the inner surface of the dust net 275. External sound can enter the sound inlet 2702 of the receiver 270 through the gap 2727. The outer surface of the dust net 275 is flush with the outer surface of the side wall of the first frame body 21.

The dust net 275 includes a baffle 2752 corresponding to the receiving hole 2724, and two connection plates 2754 located at opposite ends of the baffle 2752. Each connection plate 2754 is arc-shaped, and each connection plate 2754 is connected to a side wall of the first frame 21 of the casing 20. The shape of the outer surface of the dust net 275 is the same as the shape of the outer surface of the side wall of the first frame body 21. The dust net 275 is provided with a micro-shaped horn hole 2756, that is, the baffle 2752 and the connecting plate 2754 are provided with the horn hole 2756, and external sound can pass from the horn hole 2756 through the gap and The sound inlet slot 2722 enters the sound inlet hole 2702 of the receiver 270, and foreign matter such as dust or particles cannot enter the installation portion 272 to protect the receiver 270.

The size of the horn holes 2756 on the dust-proof net 275 gradually increases from the middle to the opposite ends of the dust-proof net 275. The shape also changes from a circular shape to an oval shape, and the distribution density gradually decreases. The smallest size is for better dustproof effect, and the largest size is for the side sound to enter as far as possible. Specifically, the horn hole 2756 on the baffle 2752 of the dust net 275 is circular, and the opening size of the horn hole 2756 in the middle of the baffle 2752 is smaller than the horn holes on the opposite ends of the baffle 2752. The opening size of 2756; the density of the horn holes 2756 in the middle of the baffle 2752 is greater than the density of the horn holes 2756 at the opposite ends of the baffle 2752. The intersection of the baffle 2752 and the connecting plate 2754, and the openings of the horn holes 2756 on the connecting plate 2754 are oval. The opening size of these oval horn holes 2756 is from the end of the corresponding baffle 2752 to The connection plate 2754 gradually increases, and the density gradually decreases.

During installation, the receiver 270 is housed and positioned in the receiving hole 2724 of the first frame 21, so that the receiver 270 is electrically connected to the main board 50, and the sound inlet hole 2702 of the receiver 270 is on the surface. Towards the sound groove 2722. Then, the dust net 275 is installed in the positioning port 2725 of the first frame body 21, so that the opposite ends of the dust net 275 are fixed to the opposite ends of the positioning port 2725. At this time, there is a gap between the inner surface of the dust net 275 and the outer surface of the mounting portion 272, and the gap communicates with the sound inlet groove 2722.

In this embodiment, the receiver 270 is connected to the receiving hole 2724 by glue, and the dustproof net 275 is connected to the first frame body 21 by glue.

In other embodiments, the receiver 270 can be snapped into the receiving hole 2724, and the dustproof net 275 can be snapped or screwed onto the first frame body 21.

Please refer to FIG. 6. FIG. 6 is a use state diagram of the electronic device in a vertical state after being bent in the first embodiment of the present application. When the electronic device 100 is used, the display screen 30 is bent along the hinge device 25, and the bendable area of the display screen 30 is bent along with the hinge device 25. In order to meet the needs of users, the bent electronic device 100 sometimes needs to be erected, that is, the side on which the receiver mechanism 27 is provided is placed on a support surface. At this time, the baffle 2752 of the dust net 275 fits the supporting surface, so a part of the horn holes 2756 on the baffle 2752 will be blocked. However, two of the dust net 275 The horn hole 2756 on the connecting plate 2754 is not blocked, and external sound can enter the unclosed horn hole 2756 from the front and back of the first frame 21 through the gap 2727 and the sound groove 2722. Is recorded into the sound input hole 2702 of the receiver 270, that is, external sound can enter the receiver 270 from multiple directions, which expands the range of sound recording collection of the receiver 270 and increases the sound input amount of the receiver 270. Therefore, it is ensured that the receiver 270 can record sound normally, so that the electronic device 100 can work normally and meet the needs of users.

Please refer to FIG. 7. FIG. 7 is a use state diagram of the electronic device in a vertical state after deployment in the first embodiment of the present application. When using the electronic device 100, in order to meet the needs of the user, the user sometimes needs to erect the expanded electronic device 100, that is, the side on which the receiver mechanism 27 is provided is placed on a support surface. At this time, the baffle 2752 of the dust net 275 fits the support surface, that is, the outer surface portion of the baffle 2752 fits the support surface, so that a part of the speaker on the baffle 2752 The holes 2756 will be blocked. However, the horn holes 2756 on the two connection plates 2754 of the dust net 275 are not blocked, and external sounds can enter from the front and back of the first frame 21 without being blocked. The closed horn hole 2756 is recorded into the sound inlet hole 2702 of the receiver 270 through the gap 2727 and the sound groove 2722, that is, external sound can enter the receiver 270 from multiple directions, and the receiver is enlarged. The range of the sound input collection of 270 increases the sound input volume of the receiver 270, so as to ensure that the receiver 270 can record sound normally, so that the electronic device 100 can work normally and meet the needs of users.

Please refer to FIG. 8, which is a schematic structural diagram of an electronic device in a second embodiment of the present application. The structure of the second embodiment of the electronic device of the present application is similar to that of the first embodiment, except that a plurality of sound grooves 2722 are provided on the arc surface 2726 of the mounting portion 272 around the receiver 270. That is, each sound input groove 2722 communicates with the receiving hole 2724, and the opposite ends of each sound input groove 2722 pass through the front surface and the back surface of the casing 20, respectively. Specifically, a middle portion of each sound input groove 2722 communicates with the receiving hole 2724, and opposite ends of each sound input groove 2722 pass through the front and back surfaces of the first frame 21, respectively. In this embodiment, a plurality of sound grooves 2722 are spaced in parallel, and each sound groove 2722 extends in a direction perpendicular to the axis line of the receiving hole 2724, that is, each sound groove 2722 is along the first frame 21 Extending in the thickness direction.

The circular arc surface 2726 of the mounting portion 272 in this embodiment is provided with a plurality of sound inlet grooves 2722 that communicate with the receiving holes 2724. External sounds can enter the receiver 270 from the sound inlet grooves 2222 in multiple directions, which is enlarged. The range of the sound recording of the receiver 270 increases the volume of the sound recording of the receiver 270 to ensure that the video call or audio call of the electronic device 100 is normal.

Please refer to FIG. 9, which is a schematic structural diagram of an electronic device in a third embodiment of the present application. The structure of the third embodiment of the electronic device of the present application is similar to that of the first embodiment, except that a plurality of sound grooves 2723 are provided on the arcuate surface 2726 of the mounting portion 272 around the receiver 270. That is, one end of each sound input groove 2723 adjacent to the front surface of the housing 20 communicates with the receiving hole 2724, and the other end communicates with the front surface of the housing 20; each sound input adjacent to the back surface of the housing 20 One end of the groove 2723 communicates with the receiving hole 2724 and the other end communicates with the back surface of the casing 20. Specifically, in this embodiment, three sound input grooves 2723 are provided between the front surface of the first frame body 21 and the receiving hole 2724, and one end of the three sound input grooves 2723 communicates with the receiving space. Hole 2724, the other ends of the three sound inlet grooves 2723 all pass through the front face of the first frame body 21; the sound inlet groove 2723 located in the middle extends along the thickness direction of the first frame body 21 and is located on both sides The sound grooves 2723 extend obliquely. Three sound input grooves 2723 are also provided between the back surface of the first frame body 21 and the receiving hole 2724. One end of the three sound input grooves 2723 communicates with the receiving hole 2724. Three The other end of the sound inlet groove 2723 penetrates the back of the first frame body 21. The sound inlet groove 2723 located in the middle extends along the thickness direction of the first frame body 21, and the sound inlet grooves 2723 located on both sides extend obliquely.

The arc surface 2726 of the mounting portion 272 in this embodiment is provided with a plurality of sound grooves 2723 that communicate with the receiving holes 2724. One end of each sound groove 2723 communicates with the receiving holes 2724, and each sound groove 2723. The other end is connected to the front or back of the first frame 21. Therefore, external sounds can enter the receiver 270 from several directions of the sound inlet slot 2723, which expands the sound recording collection range of the receiver 270, increases the sound recording volume of the receiver 270, and ensures the electronic device. 100 video or audio calls are OK.

Please refer to FIG. 10, which is a schematic structural diagram of an electronic device in a fourth embodiment of the present application. The structure of the fourth embodiment of the electronic device of the present application is similar to that of the first embodiment, except that a recessed portion 2728 is provided on the circular arc surface 2726 of the mounting portion 272 around the receiver 270. The arcuate surface 2726 is provided with at least two sound grooves 2722 around the receiving hole 2724. At least two of the sound grooves 2722 communicate with the recessed portion 2728, and one end of one of the sound grooves 2722 communicates with the The other end of the receiving hole 2724 passes through the front surface of the casing 20; one end of the other sound inlet slot 2722 communicates with the receiving hole 2724, and the other end passes through the back surface of the casing 20. An end of each sound inlet slot 2722 adjacent to the receiving hole 2724 extends along a surface of the recessed portion 2728. The recessed portion 2728 can increase the space between the inner surface of the dust net 275 and the arc surface 2726, so that external sounds can enter the receiver 270 from the sound inlet slot 2722 and the recessed portion 2728. The range of the sound input collection of the receiver 270 is enlarged, and the volume of the sound input of the receiver 270 is increased to ensure that the video call or audio call of the electronic device 100 is normal.

The above is the preferred embodiment of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, a number of improvements and retouches can be made. These improvements and retouches also depend on It is the protection scope of the present invention.

Claims

A receiver mechanism for mounting a receiver on a housing of an electronic device, wherein the receiver mechanism includes a mounting portion on the housing, the mounting portion is used to position the receiver, and the mounting A sound inlet groove is provided on the side of the receiver, and the sound inlet groove passes through two opposite sides of the housing and communicates with the sound inlet hole of the receiver. External sound can enter the receiver through the sound inlet groove. Inside the receiver.
The receiver mechanism according to claim 1, wherein the display surface of the electronic device is located on the front surface of the casing, and the sound inlet groove passes through the front surface of the casing and the back surface opposite to the front surface.
The receiver mechanism according to claim 1, wherein the mounting portion is provided with a receiving hole, the receiver is received in the receiving hole, and the sound inlet groove communicates with the receiving hole.
The receiver mechanism according to claim 3, wherein the mounting portion is located on a side wall of the casing.
The receiver mechanism according to claim 3, wherein the mounting portion is located on a side wall of the middle frame of the casing, and the sound inlet groove passes through the front and back of the middle frame.
The receiver mechanism according to claim 3, wherein the sound inlet groove extends in a radial direction of the receiving hole.
The receiver mechanism according to claim 3, wherein the receiver mechanism further comprises a dustproof net, and the dustproof net covers the mounting portion.
The receiver mechanism according to claim 7, wherein the mounting portion is provided with a positioning opening corresponding to the dustproof net, the dustproof net is received in the positioning opening, the receiving hole and the sound inlet The slot communicates with the positioning opening.
The receiver mechanism according to claim 8, wherein opposite ends of the positioning port extend to a front surface and a back surface of the casing.
The receiver mechanism according to claim 8, wherein a surface of the mounting portion facing the positioning opening is a circular arc surface, the receiving hole is opened in a middle portion of the circular arc surface, and the sound inlet groove Opened on the arc surface.
The receiver mechanism according to claim 10, wherein an end portion of the sound inlet groove passes through the arc surface.
The receiver mechanism according to claim 10, wherein there is a gap between the circular arc surface and an inner surface of the dustproof net.
The receiver mechanism according to claim 7, wherein when the dust net covers the mounting portion, an outer surface of the dust net is flush with an outer surface of the casing.
The receiver mechanism according to claim 7, wherein the dust net comprises a baffle plate corresponding to the receiving hole, and two connecting plates at opposite ends of the baffle plate, each connecting plate is circular arc.
The receiver mechanism according to claim 14, wherein the baffle and the connecting plate of the dustproof net are provided with a horn hole, and the size of the opening of the horn hole of the dustproof net is from the middle of the dustproof net. It gradually increases toward the opposite ends, and the distribution density gradually decreases from the middle of the dustproof net toward the opposite ends.
The receiver mechanism according to claim 3, wherein the mounting portion is provided with a plurality of the sound receiving grooves around the receiving hole, and each sound receiving groove communicates with the receiving hole and each sound receiving groove The opposite ends pass through the front and back of the casing, respectively.
The receiver mechanism according to claim 3, wherein the mounting portion is provided with a plurality of the sound inlet grooves around the receiving hole, and one end of each sound inlet groove adjacent to the front face of the housing communicates with each other. The other end of the receiving hole communicates with the front surface of the casing; one end of each sound inlet groove adjacent to the back of the casing communicates with the receiving hole, and the other end of each sound inlet groove communicates with the back.
The receiver mechanism according to claim 3, wherein the mounting portion is provided with a recessed portion around the receiving hole, and the mounting portion is provided with at least two sound inlet grooves, and at least two of the sound inlets are provided. A sound groove communicates with the recess, one end of one of the sound grooves communicates with the receiving hole, the other end passes through the front surface of the housing, one end of the other sound groove communicates with the receiving hole, and the other end passes through the shell Back of the body.
The receiver mechanism according to claim 18, wherein an end of each sound inlet groove adjacent to the receiving hole extends along a surface of the recessed portion.
A housing includes a first frame body, a second frame body, and a hinge device connected between the first frame body and the second frame body, wherein the first frame body or / and The second frame is provided with a receiver mechanism according to any one of claims 1-19.
An electronic device includes a display screen, the casing according to claim 20, and a main board provided in the casing.