CN110365820B - Mobile terminal - Google Patents

Abstract

The application provides a mobile terminal to realize the normal installation of balanced valve under the prerequisite that does not occupy mobile terminal inner space too much. The mobile terminal comprises a mobile terminal body and a balance valve, wherein the mobile terminal body comprises a structural part, the structural part is provided with a ventilation channel which is respectively communicated with the inner space of the mobile terminal and the outside, the balance valve is arranged on the structural part, the balance valve is positioned at one end of the ventilation channel which leads to the inner space of the mobile terminal, and the end part of the ventilation channel is isolated from the inner space of the mobile terminal.

Description

Mobile terminal

This application claims priority from chinese patent application filed on 26/3/2019 with the chinese patent office under the application number 201910234520.1 entitled "a mobile terminal," the entire contents of which are incorporated herein by reference.

Technical Field

The invention relates to the technical field of electronic equipment, in particular to a mobile terminal.

Background

When the pressure difference exists between the internal space of the mobile terminal such as a mobile phone or a tablet personal computer and the external environment, the sound transmission distortion can be caused, and the tone quality is influenced, so that a waterproof breathable film is generally installed in the mobile phone, the moisture can be prevented from entering the mobile phone, meanwhile, the internal space of the mobile phone can be kept in certain gas connectivity with the outside, and the internal and external pressure balance of the mobile phone is ensured. Waterproof ventilated membrane also is called the balanced valve, among the prior art, when the installation balanced valve, the cell-phone is inside to need to set up dedicated installation space, and along with the cell-phone miniaturization, the continuation of ultra-thin design impels, cell-phone inner space is more and more limited, because the installation space that the balanced valve occupy is great, can lead to inside not having sufficient space of cell-phone like this to install other parts that can realize key function, influences the normal use of cell-phone.

Disclosure of Invention

The application provides a mobile terminal for realize the normal installation of balanced valve under the prerequisite that too much does not occupy mobile terminal inner space.

The application provides a mobile terminal, this mobile terminal includes mobile terminal body and balanced valve, and wherein, balanced valve sets up in the mobile terminal body for keep mobile terminal's inner space and external gaseous connectivity. When specifically setting up, the mobile terminal body includes the structure, and this structure has the ventilative passageway that communicates respectively with mobile terminal's inner space and external world, and the balanced valve sets up on this structure to be located ventilative passageway and access to mobile terminal's inner space's one end, in order to keep apart ventilative passageway's tip and mobile terminal's inner space, make mobile terminal's inner space accessible balanced valve and external world carry out the gas circulation.

The application provides a mobile terminal, when the installation balanced valve, need not to set up dedicated installation space in mobile terminal inside, but install the balanced valve on other inside structures of mobile terminal, and communicate with the external world through the ventilative passageway that sets up on the structure, thereby can realize the normal installation of balanced valve under the prerequisite that does not occupy the mobile terminal inner space too much, both guaranteed mobile terminal's inside and outside pressure balance, can make inside enough space that can have of mobile terminal again and install other key parts.

When the mobile terminal is specifically arranged, various structural members for supporting the mobile terminal to realize specific functions can be used for installing the balance valve, and the camera module, the shell and the connector structure of the mobile terminal body are taken as the structural members respectively as examples below, so that the installation mode of the balance valve and the arrangement form of the ventilation channel are specifically explained.

In a specific embodiment, the structural member is a camera module of the mobile terminal body, the mobile terminal body further includes a housing, the camera module is disposed in the housing, and the housing is provided with a through hole, so that the camera module can be exposed to the outside of the housing through the through hole.

The camera module comprises a support, a fixing ring and at least two cameras, wherein a boss structure is arranged on the first side of the support, at least two mounting holes which are arranged at intervals are formed in the boss structure, and the at least two cameras are mounted in the mounting holes in a one-to-one correspondence manner; in addition, an accommodating groove is formed between any two adjacent mounting holes on the boss structure, and the balance valve is arranged in the accommodating groove; the retainer plate encircles the boss structure setting, and the retainer plate is towards the one end of support and the first side sealing connection of support, and the other end then accessible passes hole protrusion in the casing outside to when the installation retainer plate, there is first assembly gap between the inner wall of retainer plate and the side end face of boss structure.

When the ventilating channel is arranged, a second side of the bracket, which is opposite to the first side of the bracket, is provided with a first ventilating hole, the first ventilating hole is positioned on the second side and corresponds to the accommodating groove, and the first ventilating hole is communicated with the accommodating groove; a second air hole is formed in the side end face of the boss structure and corresponds to the accommodating groove, and the second air hole is communicated with the accommodating groove; therefore, the inner space of the mobile terminal can be communicated with the outside sequentially through the first air hole, the balance valve, the accommodating groove, the second air hole and the first assembling gap, namely the first air hole, the accommodating groove, the second air hole and the first assembling gap are communicated sequentially to form the air-permeable channel in the scheme.

In order to improve the gas communication between the accommodating groove and the first assembling gap, for each accommodating groove, second air holes leading to the accommodating groove can be respectively formed in two opposite side end faces of the boss structure.

In another specific embodiment, the structural member is a housing of a body of the mobile terminal.

Specifically, the shell comprises a middle frame and two cover plates, wherein the middle frame comprises an outer frame and an inner frame arranged on the inner side of the outer frame, and the balance valve is arranged on the inner wall of the inner frame; the two cover plates are respectively fixedly connected to two opposite sides of the middle frame, when the two cover plates are specifically arranged, at least one cover plate covers the inner frame, the inner wall of the cover plate and the edge of the corresponding side of the inner frame are arranged in a sealing mode, and the edge of the cover plate extends to the outer frame and has a second assembly gap with the outer frame.

When the ventilation channel is arranged, a third air hole is formed in the position, where the balance valve is arranged, of the inner wall of the inner frame, and the third air hole leads to a second assembly gap between the edge of the cover plate and the outer frame, so that the inner space of the mobile terminal can be communicated with the outside sequentially through the balance valve, the third air hole and the second assembly gap, namely the third air hole is communicated with the second assembly gap to form the ventilation channel in the scheme.

In another specific embodiment, the structural member is a connector interface of a mobile terminal body, the mobile terminal body further includes a housing, an accommodating space for accommodating the connector interface is provided in the housing, and a plugging hole for inserting the matched plug-in terminal is further formed in a side wall of the housing, and the plugging hole is communicated with the accommodating space, so that the inserted plug-in terminal can be electrically connected with the connector interface.

The connector interface comprises a shell and a connecting piece, the balance valve is arranged on the outer wall of the shell, the shell comprises a first end and a second end which are opposite, the first end is arranged close to the plug hole and used for communicating an inner cavity of the shell with the plug hole, the first end is also arranged in a sealing mode with the inner wall of the side wall of the shell, which is provided with the plug hole, and meanwhile, the second end is also provided with a sealing plate in a sealing mode so as to ensure the air tightness of the inner cavity of the shell, the plug hole and the inner space of the end of the mobile terminal; the connecting piece is inserted in the inner cavity of the shell and is arranged at intervals with the inner wall of the shell, one end of the connecting piece extends out of the inserting hole from the first end of the shell so as to be inserted in the inserting terminal in a matching mode, and the other end of the connecting piece extends out of the second end from the through hole formed in the sealing plate and is electrically connected with the main board of the mobile terminal through an electric connecting device.

When the airflow channel is arranged, a fourth air hole is formed in the position, where the balance valve is arranged, of the outer wall of the shell, and the fourth air hole is communicated with the inner cavity of the shell, so that the inner space of the mobile terminal can be communicated with the plug hole through the balance valve, the fourth air hole and the inner cavity of the shell in sequence and further communicated with the outside, and namely the fourth air hole is communicated with the inner cavity of the shell to form the airflow channel in the scheme.

When the mobile terminal is specifically arranged, a plurality of fourth air holes can be formed in the outer wall of the shell at intervals, so that the actual air-permeable area of the balance valve is increased, and the balance of the internal pressure and the external pressure of the mobile terminal is kept.

Drawings

FIG. 1 is a schematic view of the installation principle of a prior art balancing valve;

fig. 2 is a schematic diagram illustrating a gas flow path between an inner space of a mobile terminal and the outside in the prior art;

FIG. 3 is a schematic structural diagram of a balance valve disposed in a camera module according to an embodiment of the present disclosure;

FIG. 4 is an exploded view of a balanced valve of an embodiment of the present disclosure installed in a camera module;

FIG. 5 is a sectional view of a camera module according to an embodiment of the present disclosure in a direction A-A;

FIG. 6 is a schematic diagram illustrating a gas flow path between the inner space of the mobile terminal and the outside in the embodiment shown in FIG. 3;

fig. 7 is a schematic partial structure diagram of a housing of a mobile terminal according to an embodiment of the present application;

fig. 8 is a partial structural schematic view of a middle frame of a housing of a mobile terminal according to an embodiment of the present application;

FIG. 9 is a partial exploded view of the balanced valve of the present embodiment disposed in the middle frame of the housing;

FIG. 10 is a schematic diagram illustrating a gas flow path between the inner space of the mobile terminal and the outside in the embodiment of FIG. 9;

FIG. 11 is a partial exploded view of a balanced valve of an embodiment of the present application disposed at a connector port;

FIG. 12 is a schematic structural diagram of a connector interface according to an embodiment of the present application;

FIG. 13 is a cross-sectional view of a connector interface according to an embodiment of the present application;

fig. 14 is a schematic diagram illustrating a gas flow path between the inner space of the mobile terminal and the outside in the embodiment shown in fig. 11.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more clear, the present application will be further described in detail with reference to the accompanying drawings.

In the prior art, when the balance valve is installed, a dedicated installation space needs to be provided inside the mobile terminal, and the position of the installation space is specifically determined by the internal structure of the mobile terminal, for example, in one scheme shown in fig. 1 and 2, the installation space is provided at a position close to the camera module, and is communicated with the outside by using a gap 03 between a fixing ring 01 of the camera module and a bracket 02 thereof, and a gap 05 between the fixing ring 01 and a rear cover 04 of the mobile terminal. Specifically, the bracket 02 of the camera module has a protruding structure 06 extending to the installation space, the protruding structure 06 is provided with an air hole 07, and the balance valve 08 is fixed on one side of the protruding structure 06 away from the rear cover 04 of the mobile terminal. The support is attached to one side of the back lid towards mobile terminal has the gum 09 that is used for with camera module and back lid fixed connection, the gum 09 avoids boss 021 and the bleeder vent 07 that is used for installing the camera on the support 02 in the region that sets up of support 02, and set up with the retainer plate 01 interval that encircles boss 021 setting, and like this, mobile terminal inner space loops through balanced valve 08, bleeder vent 07 and the support do not set up the regional intercommunication of gum 09 towards one side of the back lid of mobile terminal, and then through the gap 03 between retainer plate 01 and the support 02, and gap 05 between retainer plate 01 and the back lid 04 of mobile terminal communicates with the external world. In this solution, a dedicated installation space needs to be provided inside the mobile terminal, which undoubtedly results in the installation space of other critical components being limited. To this technical problem, the application provides a mobile terminal for realize the normal installation of balanced valve under the prerequisite that does not occupy mobile terminal inner space, both guaranteed mobile terminal's internal and external pressure balance, can make inside can have sufficient space again and install other key components.

The mobile terminal provided by the application can be a mobile phone, a tablet personal computer and other common terminals. The mobile terminal comprises a mobile terminal body and a balance valve, wherein the balance valve is arranged in the mobile terminal body and used for keeping the gas connectivity between the internal space of the mobile terminal and the outside. In this application embodiment, when specifically setting up the balanced valve, the mobile terminal body is including the structure that can be used for supporting mobile terminal to realize various functions, can understand, these structures can have the ventilative passageway that communicates respectively with mobile terminal inner space and external world, and the balanced valve then can set up the one end that leads to mobile terminal inner space at ventilative passageway, keeps apart ventilative passageway's tip and mobile terminal inner space, and like this, the mobile terminal inner space just can carry out the gas circulation with the external world through the balanced valve. It should be noted that, in the embodiment of the present application, the ventilation channel may be a ventilation channel existing in the structural member itself, may also be a ventilation channel provided on the structural member based on the structural characteristics of the structural member, and may also be formed by communicating the ventilation channel existing in the structural member itself with the ventilation channel provided on the structural member.

The form of the ventilation channel and the specific installation manner of the balance valve are determined according to specific structural members, and the following description details the arrangement form of the ventilation channel and the balance valve by taking the structural members as a camera module of the mobile terminal body, a housing of the mobile terminal body, and a connector interface of the mobile terminal body, respectively.

Referring to fig. 3 and 4, fig. 3 is a schematic structural diagram of the balance valve 100 when the balance valve is disposed in the camera module 200, fig. 4 is an exploded view of the balance valve when the balance valve is disposed in the camera module 200, the camera module 200 includes a bracket 10, and at least two cameras and a fixing ring 20 disposed on the bracket 10, the bracket 10 includes a first side 11 and a second side 12 opposite to each other, wherein the first side 11 of the bracket 10 has a boss structure 13, the boss structure 13 is provided with at least two mounting holes 14 disposed at intervals, and the at least two cameras are mounted in the at least two mounting holes 14 in a one-to-one correspondence manner; the fixing ring 20 is disposed around the boss structure 13, and a side of the fixing ring 20 close to the bracket is hermetically connected to the first side 11 of the bracket 10, so that a certain assembling gap may exist between an inner wall of the fixing ring 20 and a side end surface of the boss structure 13. When the camera module 200 is mounted on a mobile terminal, the first side 11 of the bracket 10 is disposed toward the outside of the mobile terminal, the second side 12 of the bracket 10 is disposed toward the inside of the mobile terminal, and a through hole 310 matched with the outer ring of the fixing ring 20 in shape is formed in the housing 300 of the mobile terminal body, and the fixing ring 20 and the boss structure 13 can pass through the through hole 310 and protrude out of the housing 300 of the mobile terminal body. In this embodiment, the camera module 200 can also be used as the structural member for installing the balance valve 100.

Specifically, as shown in fig. 4, a receiving groove 15 is provided between two adjacent mounting holes 14 on the boss structure 13 of the bracket 10, the balance valve 100 is disposed in the receiving groove 15, and when the balance valve 100 is fixed, the balance valve 100 can be adhered to the bottom of the receiving groove 15 by a back adhesive 16. In the embodiment of the present application, the number of the receiving groove 15 may be more than one, for example, when the camera module 200 has two or more cameras, the number of the mounting holes 14 is correspondingly increased to be plural, and the receiving groove 15 may be disposed between any two of the two mounting holes 14 that are adjacent in the column direction, or adjacent in the transverse direction, or adjacent in a crossing manner, so that the mounting space of the balance valve 100 may be increased, that is, the available area of the balance valve 100 is increased. Meanwhile, the sectional shape of the accommodating groove 15 may be determined according to the sectional shapes of two adjacent mounting holes 14 and the interval distance therebetween, so as to increase the sectional area of the accommodating groove 15 as much as possible on the premise of ensuring the structural strength of the bracket, thereby further increasing the usable area of the balance valve and ensuring the balance of the internal and external pressures of the mobile terminal. For example, in the embodiment shown in fig. 4, the camera module 200 has three cameras, three mounting holes 14 for mounting the three cameras are arranged in parallel on the boss structure 13, and two receiving grooves 16 are arranged between the three mounting holes 14.

In the above embodiment, when the air vent channel is formed, referring to fig. 3, 5 and 6, the second side 12 of the bracket 10 is provided with the first air vent 17 leading to the receiving groove 15 at a position corresponding to the receiving groove 15, and when the balance valve 100 is installed in the receiving groove 15, the balance valve 100 is disposed above the first air vent 17, so that the internal space of the mobile terminal can be communicated with the inside of the receiving groove 15 through the first air vent 17 and the balance valve 100; meanwhile, a second air hole 18 leading to the accommodating groove 15 is formed in the position, corresponding to the accommodating groove 15, of the side end face of the boss structure 13, so that the accommodating groove 15 can be communicated with a first assembling gap 19 between the fixing ring 20 and the boss structure 13 through the second air hole 18, and further communicated with the outside through the first assembling gap 19 between the fixing ring 20 and the boss structure 13. Therefore, in this embodiment, the internal space of the mobile terminal is communicated with the outside through the first vent 17, the balance valve 100, the receiving groove 15, the second vent 18, and the first assembling gap 19 between the fixing ring 20 and the boss structure 13 in sequence, that is, the first vent 17, the receiving groove 15, the second vent 18, and the first assembling gap 19 between the fixing ring 20 and the boss structure 13 together form a vent passage in this embodiment.

It should be noted that the cross-sectional area of the first vent 17 should not be greater than the cross-sectional area of the accommodating groove 15, so that the back adhesive 16 is disposed at the bottom of the accommodating groove 15 avoiding the area of the first vent 17 to ensure that the balance valve 100 can be reliably adhered to the bottom of the accommodating groove 15. Furthermore, in order to improve the air communication between the inside of the receiving groove 15 and the first assembling gap 19 between the fixing ring 20 and the boss structure 13, the side end surface of the boss structure 13 may be provided with more than one second air hole 18 communicating with the inside of the receiving groove 15, for example, as shown in fig. 5 and 6, when at least two mounting holes 14 of the camera module are arranged in parallel, the boss structure 13 may be designed as a strip structure extending along the arrangement direction of the at least two mounting holes 14, in this case, for any one receiving groove 15, the receiving groove 15 is located between the corresponding two mounting holes 14 and also between the two opposite side end surfaces of the boss structure 13, so that the second air holes 18 leading to the receiving groove 15 may be respectively formed on the two opposite side end surfaces of the boss structure 13.

Referring to fig. 7, fig. 7 is a partial structural schematic view of a housing 300 of a mobile terminal body according to an embodiment of the present application, in which in the illustrated embodiment, a balance valve is installed on the housing 300 of the mobile terminal body, and in this case, the housing 300 is a structural member also used for installing the balance valve in the present application. Specifically, the structure of the casing 300 includes a middle frame 30, as shown in fig. 8 and 9, fig. 8 is a schematic view of a partial structure of the middle frame 30 of the casing 300 of the mobile terminal, fig. 9 is a partial explosion diagram when the balance valve 100 is disposed in the middle frame 30, the middle frame 30 includes an outer frame 31 and an inner frame 32 disposed inside the outer frame 31, wherein the outer frame 31 and the inner frame 32 may be an integral injection molding structure, the balance valve 100 is fixed on an inner wall of the inner frame 32, and the specific disposition position may be determined according to the structure of the inner frame 32, and may be an inner wall on any side of the inner frame 32, as long as the inner wall does not interfere with other components of the mobile terminal body mounted in the inner frame 32. Similarly, in the present embodiment, the balancing valve 100 may also be adhered to the inner wall of the inner frame 32 by a back glue, which is not described herein.

With continued reference to fig. 9, the housing 300 further includes two cover plates 40 fixedly connected to opposite sides of the middle frame 30. Taking one of the cover plates 40 as an example, when the cover plate 40 is fixedly connected to the middle frame 30, the cover plate 40 covers the inner frame 32 of the middle frame 30, and the inner wall of the cover plate 40 and the edge area of the corresponding side of the inner frame 32 are arranged in a sealing manner, specifically, as shown in fig. 10, the edge area of the inner frame 32 is provided with a sealing glue 33 arranged in a ring shape along the circumferential direction thereof, the inner wall of the cover plate 40 is adhered to the inner frame 32 in a sealing manner by the sealing glue 33, and the edge of the cover plate 40 extends to the outer frame 31 of the middle frame 30, because the cover plate 40 has a certain thickness, a certain assembly gap, i.e., a second assembly gap 34, is formed between the edge of the cover plate 40 and the outer frame 31 of the middle frame 30, and the second assembly gap 34 may be a. When another portion of the air-permeable passage is provided, it is sufficient to communicate the inner space of the mobile terminal with the second fitting gap 34 between the edge of the cover plate 40 and the outer frame 31. In the specific arrangement, please refer to fig. 10 again, the position of the inner wall fixed balance valve 100 of the inner frame 32 is provided with a third air vent 35 leading to the second assembly gap 34 between the edge of the cover plate 40 and the outer frame 30, so that the inner space of the mobile terminal can be communicated with the second assembly gap 34 sequentially through the balance valve 100 and the third air vent 35, and further communicated with the outside through the second assembly gap 34, and therefore, the third air vent 35 and the second assembly gap 34 between the edge of the cover plate 40 and the outer frame 31 jointly form an air vent channel in the embodiment.

It should be noted that, when the third vent hole 35 is formed, the third vent hole 35 may be directly led to the outside of the mobile terminal, and the vent channel is the third vent hole 35, so that even though the casing 300 of the mobile terminal is integrally designed, the internal space of the mobile terminal can still be in air circulation with the outside through the balance valve formed on the inner wall of the casing 300.

Referring to fig. 11 and 12, fig. 11 is a partial exploded view of a balanced valve of an embodiment of the present invention disposed in a connector interface 400, and fig. 12 is a schematic structural view of the connector interface 400 of the embodiment of the present invention. The housing 300 of the mobile terminal body has a receiving cavity 50 therein, and a sidewall of the housing 300 is further provided with a plugging hole 60 leading to the receiving cavity 50, the connector interface 400 can be specifically disposed in the receiving cavity 50 in the housing 300, and includes a housing 70 and a connector 80, wherein the connector 80 is electrically connected to a motherboard of the mobile terminal and a plug-in terminal mated with the connector interface 400, respectively, when specifically disposed, the housing 70 includes a first end 71 and a second end 72, wherein the first end 71 is disposed close to the plugging hole 60 and communicates an inner cavity of the housing 70 with the plugging hole 60, the connector 80 is inserted into the inner cavity of the housing 70 and the connector 80 is disposed at an interval with an inner wall of the housing 70, one end of the connector 80 extends from the first end 71 of the housing 70 into the plugging hole 60 and is mated and plugged with a slot of the plug-in terminal inserted into the plugging hole 60, and the other end of the connector 80 extends from the second end 72 of the housing, and is electrically connected with the main board through a flexible circuit board and other devices. Referring to fig. 11 and 14, the first end 71 of the housing 70 and the inner wall of the casing 300 may be sealed by a sealing ring 90, the second end 72 of the housing 70 is provided with a sealing plate 90, the sealing plate 90 is connected to the second end 72 of the housing 70 in a sealing manner, and the sealing plate 90 is provided with a through hole 91 for allowing the connecting element 80 to pass through, so that the air tightness of the second end 72 of the housing 70 may be ensured by forming an interference fit between the connecting element 80 and the through hole 91 or by using a sealant at the through hole 91.

In a specific arrangement, referring to fig. 13 and 14, the balance valve 100 is disposed on an outer wall of the housing 70 of the connector interface 400, and meanwhile, a fourth ventilation hole 73 leading to an inner cavity of the housing 70 is formed at a position where the balance valve 100 is fixed on the outer wall of the housing 70, so that an inner space of the mobile terminal can be communicated with the inner cavity of the housing 70 through the balance valve 100 and the fourth ventilation hole 73, and further communicated with the outside through the first end 71 of the housing 70, and therefore, the fourth ventilation hole 73 and the inner cavity of the housing 70 together form a ventilation channel in this embodiment. It can be understood that a plurality of balance valves 100 may be disposed on the outer wall of the casing 70, or the balance valves 100 may be disposed in a ring structure disposed around the outer wall of the casing 70, and a plurality of fourth ventilation holes 73 are spaced apart from the outer wall of the casing 70, so as to increase the ventilation area of the balance valves 100 as much as possible and ensure the balance of the internal pressure and the external pressure of the mobile terminal.

In the foregoing embodiment, the camera module, the housing and the connector of the mobile terminal are used as structural members for installing the balance valve, so that the specific installation mode of the balance valve and the gas circulation mode between the inside of the mobile terminal and the outside are described in detail on the premise that the internal space of the mobile terminal is not occupied too much. It should be noted that, in practical applications, the balance valves may be installed on the three structural members at the same time, or the balance valves may be installed on any two of the three structural members, so as to further increase the ventilation area of the balance valves.

It is thus clear that the application provides a mobile terminal, when the installation balanced valve, need not to set up dedicated installation space in mobile terminal inside, but install the balanced valve on other structures of mobile terminal to through the ventilative passageway and the external intercommunication that set up on the structure, thereby can realize the normal installation of balanced valve under the prerequisite that does not occupy mobile terminal inner space too much, both guaranteed mobile terminal's internal and external pressure balance, can make inside enough space that can have of mobile terminal again and install other key parts.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (2)

1. A mobile terminal is characterized by comprising a mobile terminal body and a balance valve, wherein the mobile terminal body comprises a structural part, the structural part is provided with a ventilation channel which is respectively communicated with the internal space of the mobile terminal and the outside, the balance valve is arranged on the structural part, and the balance valve is positioned at one end of the ventilation channel, which leads to the internal space of the mobile terminal, so as to isolate the end part of the ventilation channel from the internal space of the mobile terminal;

the structure part is a camera module of the mobile terminal body, the mobile terminal body further comprises a shell, the camera module is arranged in the shell, and a through hole for exposing the camera module is formed in the shell;

the camera module includes support, two at least cameras and retainer plate, wherein:

the first side of the bracket is provided with a boss structure, the boss structure is provided with at least two mounting holes arranged at intervals and an accommodating groove positioned between any two adjacent mounting holes, the mounting holes are used for mounting the camera, and the accommodating groove is used for mounting the balance valve;

the at least two cameras are correspondingly arranged in the at least two mounting holes one by one;

the retainer plate encircles boss structure sets up, just the retainer plate orientation the one end of support with first side sealing connection, the other end passes through pass the hole protrusion in the casing outside, the inner wall of retainer plate with first assembly gap has between boss structure's the side end face.

2. The mobile terminal of claim 1, wherein a first vent hole leading to the receiving groove is formed at a position of the second side of the bracket corresponding to the receiving groove, a second vent hole leading to the receiving groove is formed at a position of the side end surface of the boss structure corresponding to the receiving groove, and the first vent hole, the receiving groove, the second vent hole and the first assembling gap are sequentially communicated to form the vent channel, wherein the second side of the bracket is a side of the bracket opposite to the first side.

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