CN110072354B

CN110072354B - Electronic equipment and ventilation opening structure thereof

Info

Publication number: CN110072354B
Application number: CN201910319002.XA
Authority: CN
Inventors: 王锐添; 丁名区
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2021-03-30
Anticipated expiration: 2039-04-19
Also published as: CN110072354A

Abstract

The application provides an electronic equipment and vent structure thereof, the vent structure includes: assembling a main body and a switch component; the assembly main body is provided with a vent hole; the switch assembly is arranged corresponding to the vent hole; the switch assembly comprises a switch and a driving unit, wherein the driving unit is used for driving the switch to move, so that the switch can open and close the vent hole. The electronic equipment and the ventilation opening structure thereof can control the closing and opening of the ventilation opening according to the requirement; the appearance consistency under the common scene is improved under the closed state of the vent, the dust and water resistance of the whole machine can be better solved, and the inside and outside air circulation of the electronic equipment can be realized under the open state of the vent.

Description

Electronic equipment and ventilation opening structure thereof

Technical Field

The invention relates to the technical field of electronic equipment ventilation mechanism design, in particular to electronic equipment and a ventilation opening structure thereof.

Background

Electronic devices such as a processor in electronic equipment need to dissipate heat, however, most electronic equipment is of a closed structure (a shell, a display screen and the like form a closed space), and the design may be related to the requirements on the integrity and the aesthetic property of the overall appearance of the electronic equipment on one hand in consideration of the waterproof and dustproof problems of the electronic equipment on the other hand. The sealed structure may make it difficult for heat inside the electronic device to diffuse to the outside of the housing.

Disclosure of Invention

An aspect of the present embodiments provides a vent structure for an electronic device, the vent structure including:

an assembly body provided with a vent hole;

the switch assembly is arranged corresponding to the vent hole; the switch assembly comprises a switch and a driving unit, wherein the driving unit is used for driving the switch to move, so that the switch can open and close the vent hole.

Another aspect of the embodiments of the present application further provides an electronic device, where the electronic device includes:

the assembling device comprises an assembling main body, a connecting piece and a connecting piece, wherein the assembling main body is provided with an accommodating cavity and a ventilation hole which is communicated with the accommodating cavity and the outside;

the electronic device is arranged in the accommodating cavity;

The electronic equipment and the ventilation opening structure thereof can control the closing and opening of the ventilation opening according to the requirement; the appearance consistency under the common scene is improved under the closed state of the vent, the dust and water resistance of the whole machine can be better solved, and the inside and outside air circulation of the electronic equipment can be realized under the open state of the vent.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic overall view of an embodiment of a vent configuration for use with an electronic device according to the present application;

FIG. 2 is a schematic view of another perspective of the vent structure of the embodiment of FIG. 1;

FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 2;

FIG. 4 is a schematic view of the vent structure of the embodiment of FIG. 3, shown in exploded configuration;

FIG. 5 is a schematic diagram of the switch of FIG. 3;

FIG. 6 is a schematic cross-sectional structural view of a vent closed condition;

FIG. 7 is a schematic sectional view of the structure in the state where the vent hole is opened;

FIG. 8 is an enlarged view of a portion of the structure of the fitting body in the embodiment of FIG. 3;

FIG. 9 is a simplified schematic illustration of a further embodiment of a vent structure;

FIG. 10 is a schematic sectional view of the structure of the driving unit in FIG. 9;

FIG. 11 is a schematic view of the overall structure of yet another embodiment of a vent structure for use with an electronic device according to the present application;

FIG. 12 is a schematic view of another perspective of the vent structure of the embodiment of FIG. 11;

FIG. 13 is a schematic diagram of the switch of FIG. 12;

fig. 14 is a schematic structural division diagram of an embodiment of an electronic device according to the present application.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Likewise, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive step are within the scope of the present invention.

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

As used herein, an "electronic device" (or simply "terminal") includes, but is not limited to, an apparatus that is configured to receive/transmit communication signals via a wireline connection, such as via a Public Switched Telephone Network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "electronic device". Examples of electronic devices include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; PDAs that may include radiotelephones, pagers, internet/intranet access, Web browsers, notepads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. A cellular phone is an electronic device equipped with a cellular communication module.

The heat dissipation problem of the inside device of electronic equipment is considered, there is the scheme of trompil on the electronic equipment casing among the correlation technique, then through setting up the dust screen in the trompil position, this kind of design has played the effect of intercommunication electronic equipment inside and outside air, also can play dirt-proof effect to a certain extent through setting up the dust screen structure, but the trompil is the state of normally opening, the dust screen is for the electronic equipment that waterproof performance required height in addition, also can't satisfy waterproof performance requirement at all. In view of this, the present application provides a vent structure with controllable opening and closing according to a use requirement, so as to solve the problem of poor dustproof water discharge performance caused by the normally open vent.

Referring to fig. 1 to 3 together, fig. 1 is a schematic overall structure diagram of an embodiment of a vent structure for an electronic device according to the present application, and fig. 2 is a schematic view of another perspective view of the vent structure in the embodiment of fig. 1; fig. 3 is an enlarged view of a portion of a structure at a in fig. 2. It should be noted that the electronic device in the present application may include a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like. The vent structure for an electronic device includes, but is not limited to, a mounting body 100 and a switch assembly 200. It is to be understood that the term "comprises" is intended to cover a non-exclusive inclusion. For example, encompasses a range of structures but optionally also encompasses structures not listed.

Specifically, the mounting body 100 is provided with a vent hole 110. The assembly main body 100 in this embodiment may be a housing or a middle frame of an electronic device, and in some other embodiments, the assembly main body 100 may also be a display screen of the electronic device, and the structures are characterized as an exposed structure of the electronic device for enclosing a cavity forming the electronic device, and the inside of the cavity is used for accommodating electronic devices with large heat generation, such as a processor, a circuit board, and the like, which are not listed one by one, and details will be described later. The ventilation holes 110 are used for communicating air between the inside and the outside of the electronic device, so that gas exchange can be performed between the inside and the outside of the electronic device through the ventilation holes 110, and the purpose of heat exchange is further achieved.

The switch assembly 200 is disposed corresponding to the ventilation hole 110; the switch assembly 200 includes a switch 210 and a driving unit 220, wherein the driving unit 220 is used for driving the switch 210 to move, so that the switch 210 can open and close the ventilation hole 110.

Specifically, referring to fig. 4, fig. 4 is a schematic structural disassembly diagram of the vent structure in the embodiment of fig. 3, a sinking groove 120 is disposed on the assembly main body 100, and the vent hole 110 is disposed in the sinking groove 120 and penetrates through the assembly main body 100.

Referring to fig. 5, fig. 5 is a schematic structural diagram of the switch in fig. 3, in this embodiment, the switch 210 includes a main body 211 and a sealing portion 212, and the sealing portion 212 is fixedly disposed on one side of the main body 211. Alternatively, the body 211 and the sealing part 212 of the switch 210 may be an integral structure, such as formed by integral molding, and the material may be plastic, resin, etc. Of course, in some other embodiments, the sealing portion 212 may also be a separate structure, and is connected to the body portion 211 by screwing or bonding, which is not limited herein.

The sealing part 212 is used for being inserted into the ventilation hole 110 to close the ventilation hole 110; referring to fig. 6, fig. 6 is a schematic cross-sectional view of a structure of a closed state of a vent hole, when the vent hole 110 is in the closed state, the sealing portion 212 is inserted in the vent hole 110, and an outer end face 2120 of the sealing portion 212 is flush with an outer side face 101 of the assembly main body 100, so that when the vent hole 110 is in the closed state, the assembly main body 100 can have a consistent appearance effect, and further, the appearance of the electronic device can meet aesthetic requirements.

When the vent hole 110 is in the closed state, part of the structure of the body portion 211 of the switch 210 is filled in the sink groove 120 of the assembly main body 100 to close the sink groove 120, and in some other embodiments, when the vent hole 110 is in the closed state, the whole structure of the body portion 211 of the switch 210 may be filled in the sink groove 120 of the assembly main body 100. The body portion 211 is also used to connect with the driving unit 220.

With continuing reference to fig. 4 and fig. 6, optionally, the driving unit 220 in this embodiment includes two magnets 221 and a coil 222, the magnets 221 are disposed adjacent to the sinking groove 120, in this embodiment, the number of the magnets 221 is two, and includes a first magnet 2211 and a second magnet 2212, the first magnet 2211 and the second magnet 2212 are disposed opposite to each other, so as to form a permanent magnetic field in the range of the sinking groove 120, while in some other embodiments, the number of the magnets 221 may also be multiple and disposed around the sinking groove 120, it is understood that the larger the number or the larger the volume of the magnets 221 is, the larger the magnetic field strength of the permanent magnetic field is, and the number of the magnets 221 and the strength of the magnetic field are not particularly limited herein. It should be noted that the terms "first", "second" and "third" in the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Optionally, in this embodiment, the coil 222 is disposed around the switch body 211, and the electromagnetic force generated by the coil 222 under the action of the power supply interacts with the magnetic field force generated by the magnet 221, so as to drive the switch 210 and the coil 222 to move in the axial direction of the ventilation hole 110.

Referring to fig. 7, fig. 7 is a schematic sectional view of the structure of the open state of the vent hole, when the vent hole 110 is in the open state, the sealing portion 212 of the switch 210 is drawn out of the vent hole 110, specifically, the sealing portion 212 is accommodated in the sinking groove 120.

Referring to fig. 8, fig. 8 is an enlarged view of a partial structure of the assembly main body in the embodiment of fig. 3, the assembly main body 100 is further provided with a ventilation groove 130, and the ventilation groove 130 is disposed adjacent to the sinking groove 120 and is communicated with the sinking groove 120. Alternatively, the number of the ventilation grooves 130 may be plural, and the ventilation grooves may be disposed around the sinking groove 120. In fig. 8, 140 is a magnet accommodating groove for mounting and fixing the magnet 221.

Referring to fig. 7 and 8, when the ventilation hole 110 is in the open state, the main body 211 of the switch 210 is still partially embedded in the sinking groove 120, and at this time, the sinking groove 120 plays a role of guiding the main body 211 of the switch, and since the sinking groove 120 is communicated with the ventilation groove 130, air can be communicated with the outside of the assembly main body 100 through the ventilation groove 130, the sinking groove 120 and the path of the ventilation hole 110. In some other embodiments, the coil 222 may also be embedded inside the switch body 211, and details of the sinking groove are not repeated within the understanding range of those skilled in the art. All directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Further, in order to further improve the waterproof and dustproof effects of the vent holes 110 in the open state, a waterproof and dustproof net (not shown) may be disposed at one end of the vent holes 110 close to the outer side surface 101 of the assembly body 100, and the waterproof and dustproof net may be a composite material made of fiber materials or metal wires, and will not be described in detail herein.

Optionally, referring to fig. 4 and fig. 5, the driving unit 220 further includes a spring 223, and the switch 210 further includes a connecting portion 213 fixed on the body portion 211, in this embodiment, the number of the springs is two. One end of the spring 223 is connected to the assembly main body 100, specifically referring to fig. 8, a position indicated by 150 in fig. 8 may be represented as a connection hole connected to the spring 223, the other end of the spring 223 is connected to the connection part 213, and the spring 223 is used to drive the switch 210 to reset to close the ventilation hole 110, so as to form the structural state in fig. 6.

The working process of the ventilation opening structure is as follows: in a normal state, the vent structure is in a closed state, i.e., the state shown in fig. 6, the spring 223 has an initial spring tension on the switch 210, the coil 222 is not energized, the switch 210 is tightly fitted to the assembly body 100 by the tension of the spring 223, the sealing portion 212 of the switch 210 is inserted into the vent 110, and the vent 110 is closed and cannot vent. When the ventilation hole 110 needs to be opened, the coil 222 is powered on, according to the 'left-hand rule' of the electromagnetic theory, the coil 222 is subjected to magnetic force in the direction opposite to the pulling force of the spring 223, when the magnetic force is greater than the pulling force of the spring 223, the switch 210 generates certain displacement, and at the moment, the ventilation hole 110 is in an open state, as shown in fig. 7, so that gas exchange can be performed between the inside and the outside of the electronic device through the ventilation hole 110, and the purpose of heat exchange is further achieved.

The vent structure provided by the embodiment can control the closing and opening of the vent according to the requirement; the appearance consistency under the common scene is improved under the closed state of the vent, the dust and water resistance of the whole machine can be better solved, and the inside and outside air circulation of the electronic equipment can be realized under the open state of the vent. In addition, the ventilation opening structure can be matched with a fan arranged in the assembly main body 100, when the fan is started, the coil of the ventilation opening structure is electrified and started, and when the fan stops using, the coil of the ventilation opening structure is powered off, and the spring pulls the switch to be closed. The electric automatic control switching process can bring user experience that has science and technology sense very much.

Referring to fig. 9, fig. 9 is a schematic structural diagram of another embodiment of a vent structure, different from the previous embodiment, a driving unit 220 in this embodiment is fixedly disposed at the bottom of the main body sink 120 and is disposed adjacent to the vent 110, and the driving unit 220 is used for supporting the switch 210 to move in the axial direction (arrow direction in the figure) of the vent 110.

Referring to fig. 10, fig. 10 is a schematic cross-sectional view of the driving unit in fig. 9, in which the driving unit 220 includes a support body 224, a magnet 225 and a supporting rod 226, the magnet 225 is fixed on the support body 224, wherein the support body 224 may be a cylindrical structure, and the magnet 225 is annularly disposed on an inner wall of the cylindrical structure. The support body 224 is made of a non-magnetic material, such as plastic or resin.

Optionally, a coil 227 is disposed on the periphery of the holding rod 226, an electromagnetic force generated by the coil 227 under the action of power supply and a magnetic field generated by the magnet 225 act on the holding rod 226, so as to drive the holding rod 226 to move, the holding rod 226 is used for holding the switch 210, and the driving unit 220 is fixedly disposed at the bottom of the sinking groove 120 through the support body 224, and specifically may be inserted at the bottom of the sinking groove 120.

In this embodiment, through designing a drive unit structure, an independent magnetic force pushes up holding mechanism promptly, utilizes this drive unit to drive switch 210 and removes, and drive unit of independent structure has simple structure, sets up characteristics such as position flexibility, has reduced the volume of vent structure simultaneously, can reserve more spaces for the setting of other components and parts.

Referring to fig. 11-13 together, fig. 11 is a schematic overall structure view of another embodiment of a vent structure for an electronic device according to the present application, and fig. 12 is a schematic view of another view of the vent structure in the embodiment of fig. 11; fig. 13 is a schematic structural diagram of the switch in fig. 12, in this embodiment, the ventilation holes 110 on the main assembly 100 are in a special-shaped hole structure, such as a double-sector shape, the switch 210 is provided with through holes 218 having the same shape and corresponding positions as the ventilation holes 110, and the switch 210 can be driven by a driving unit, wherein the driving unit can be a motor (not shown). When the switch 210 is driven to rotate until the through hole 218 at least partially overlaps the vent hole 110 of the mounting body 100, a vent channel is formed, thereby opening the vent hole 110.

Compared with the prior art, the vent structure provided by the embodiment adopts a structure of a rotary switch, so that the driving control process is simpler, and the sealing performance in the closed state is better.

Further, an electronic device is further provided in an embodiment of the present application, please refer to fig. 14, fig. 14 is a schematic structural disassembly diagram of an embodiment of the electronic device of the present application, the electronic device may be a mobile phone, a tablet computer, a notebook computer, a desktop computer, a wearable device, and the like, and the embodiment illustrates an example of the mobile phone. The electronic device may include a rear cover 10, a middle frame 20, an electronic device 30, a display screen 40, a battery 50, and the vent structure in the foregoing embodiments, wherein the assembly body of the vent structure may be the rear cover 10, the middle frame 20, or the display screen 40 of the electronic device, and these structures are characterized as exposed structures of the electronic device for enclosing a cavity forming the electronic device. In this embodiment, the middle frame 20 is used as the main assembly of the vent structure.

The assembly body is formed with an accommodating chamber (not labeled in the figure), and the assembly body is provided with a vent hole communicating the accommodating chamber with the outside. The electronic device 30, the battery 50 and the like are disposed in the accommodating cavity, wherein the electronic device 30 may include a processor, a circuit board and the like. The switch assembly 200 is arranged corresponding to the vent; the switch assembly comprises a switch and a driving unit, and the driving unit is used for driving the switch to move, so that the switch can open and close the vent hole. For the detailed structure of the switch assembly 200, please refer to the related description of the foregoing embodiments, and further description is omitted here.

The electronic equipment provided by the embodiment of the application can control the closing and opening of the vent holes according to requirements; the appearance consistency under the common scene is improved under the closed state of the vent, the dust and water resistance of the whole machine can be better solved, and the inside and outside air circulation of the electronic equipment can be realized under the open state of the vent.

The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A vent structure for use on an electronic device, the vent structure comprising:

an assembly body provided with a vent hole;

the switch assembly is arranged corresponding to the vent hole; the switch assembly comprises a switch and a driving unit; the driving unit comprises a magnet, a coil and a spring, wherein the coil generates electromagnetic force under the condition of being electrified and acts with the magnetic field force generated by the magnet, so that the switch is driven to move in the axial direction of the vent hole to open the vent hole; one end of the spring is connected with the assembling main body, the other end of the spring is connected with the switch, and the spring is used for driving the switch to reset so as to close the vent hole; the assembly main body is provided with a sinking groove, and the vent hole is arranged in the sinking groove and penetrates through the assembly main body; the switch comprises a body part and a sealing part, the sealing part is fixedly arranged on one side of the body part, and the sealing part is inserted into the ventilation hole to close the ventilation hole; the main body part is at least partially arranged in the sinking groove in a state that the vent hole is closed by the switch, and the main body part is used for being connected with the driving unit.

2. The vent structure of claim 1, wherein the magnet is disposed adjacent to the sink, and the coil is looped around an outer periphery of the switch body or embedded within the body.

3. The vent structure according to claim 1, wherein the driving unit further includes a support body and a holding rod, the magnet is fixedly disposed on the support body, and the coil is disposed at an outer periphery of the holding rod.

4. The vent structure according to any one of claims 1 to 3, wherein the switch further comprises a connecting portion fixedly provided on the body portion, one end of the spring being connected to the fitting body, and the other end thereof being connected to the connecting portion.

5. The vent structure of claim 4, wherein the fitting body further comprises a vent groove disposed adjacent to and in communication with the counter sink.

6. An electronic device, characterized in that the electronic device comprises:

the electronic device is arranged in the accommodating cavity;

the switch assembly is arranged corresponding to the vent hole; the switch assembly comprises a switch and a driving unit; the driving unit comprises a magnet, a coil and a spring, wherein the coil generates electromagnetic force under the condition of being electrified and acts with the magnetic field force generated by the magnet, so that the switch is driven to move in the axial direction of the vent hole to open the vent hole; one end of the spring is connected with the assembling main body, the other end of the spring is connected with the switch, and the spring is used for driving the switch to reset so as to close the vent hole;

the assembly main body is provided with a sinking groove, and the vent hole is arranged in the sinking groove and penetrates through the assembly main body; the switch comprises a body part and a sealing part, the sealing part is fixedly arranged on one side of the body part, and the sealing part is inserted into the ventilation hole to close the ventilation hole; the main body part is at least partially arranged in the sinking groove in a state that the vent hole is closed by the switch, and the main body part is used for being connected with the driving unit.

7. The electronic device of claim 6, wherein the mounting body comprises at least one of a housing, a bezel, and a display screen of the electronic device.