CN110225155A - Radiate back splint - Google Patents

Radiate back splint Download PDF

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Publication number
CN110225155A
CN110225155A CN201910467873.6A CN201910467873A CN110225155A CN 110225155 A CN110225155 A CN 110225155A CN 201910467873 A CN201910467873 A CN 201910467873A CN 110225155 A CN110225155 A CN 110225155A
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CN
China
Prior art keywords
heat
transfer plate
elastic
heat transfer
back splint
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Granted
Application number
CN201910467873.6A
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Chinese (zh)
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CN110225155B (en
Inventor
谭明
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Nubia Technology Co Ltd
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Nubia Technology Co Ltd
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Priority to CN201910467873.6A priority Critical patent/CN110225155B/en
Publication of CN110225155A publication Critical patent/CN110225155A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026Details of the structure or mounting of specific components
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Signal Processing (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Telephone Set Structure (AREA)

Abstract

The present invention discloses a kind of heat dissipation back splint, comprising: heat transfer plate;Elastic heat dissipating part is laminated in the side of the heat transfer plate;And tight locking button, described tight locking button one end are connect with the elastic heat dissipating part, the other end to mobile terminal snapping so that the heat transfer plate backwards to the elastic heat dissipating part side fitting mobile terminal backboard.The heat dissipation back splint of technical solution of the present invention have improve mobile terminal radiating efficiency while, guarantee security of mobile terminal the advantages of.

Description

Radiate back splint
Technical field
The present invention relates to mobile terminal technical field of heat dissipation, in particular to a kind of heat dissipation back splint.
Background technique
The 5G epoch arrive, and with the continuous promotion of cellular data network and WiFi network transmission data, mobile terminal is gradually It can carry out the high speed of data and largely handle up.And high speed data transfers mean that chip load sharply increases, complete machine heat consumption It is obviously improved.
Have producer currently on the market to use in one heat dissipation back splint of mobile terminal (such as mobile phone, plate) back increase, The mode of auxiliary mobile terminal heat dissipation improves user temperature experience.However the usually presence of heat dissipation back splint on the market at present is asked as follows Topic: back splint contacts firmly with mobile terminal back, due to the influence of manufacturing tolerance, causes mobile terminal back there are larger pressure, It is easy to cause mobile terminal to damage.
Summary of the invention
The main object of the present invention is to propose a kind of heat dissipation back splint, it is intended to solve existing heat dissipation back splint and be easily damaged movement The problem of terminal.
To achieve the above object, heat dissipation back splint proposed by the present invention, comprising:
Heat transfer plate;
Elastic heat dissipating part is laminated in the side of the heat transfer plate;And
Tight locking button, described tight locking button one end are connect with the elastic heat dissipating part, the other end to mobile terminal snapping, with Make the heat transfer plate backwards to the backboard of the side of elastic heat dissipating part fitting mobile terminal.
Optionally, the elastic heat dissipating part includes heat sink and elastic conducting warmware, and the heat sink and the tight locking button are solid Fixed connection, and be oppositely arranged with the heat transfer plate, the elastic conducting warmware is set between the heat transfer plate and the heat sink.
Optionally, the elastic conducting warmware is heat-conducting pad.
Optionally, the elastic conducting warmware includes graphite linings and foam, and the graphite linings are coated on the foam periphery.
Optionally, the elastic conducting warmware is adhered to the heat transfer plate and/or the heat sink.
Optionally, caulking groove is offered on the heat transfer plate and/or the heat sink, the elastic conducting warmware is embedded at described Caulking groove.
Optionally, pilot hole is offered on the heat transfer plate, the heat dissipation back splint further includes guide post, and the guide post is hung down Directly in heat sink, and the guide post passes through the pilot hole and the heat sink is fixed in one end, and the heat transfer plate passes through institute Pilot hole is stated to be slidably connected with the guide post.
Optionally, be additionally provided with elastic component between the heat transfer plate and the heat sink, the both ends of the elastic component respectively with The heat transfer plate and heat sink connection, and keep away the position elastic conducting warmware setting.
Optionally, the elastic component is one of elastic slice, spring, elastomeric pad or foam or a variety of.
Optionally, the tight locking button includes lock joint rod, and the lock joint rod is at least set to the opposite two sides of the heat transfer plate, The lock joint rod extends from the elastic heat dissipating part to the direction of the heat transfer plate, and the end of the lock joint rod is to the heat transfer The direction at plate center is convexly equipped with limiting section.
The heat dissipation back splint of technical solution of the present invention, including heat transfer plate, elastic heat dissipating part and tight locking button, wherein elastic heat dissipating part Side, one end of tight locking button connect with elastic heat dissipating part, the other end and mobile terminal snapping, so that heat transfer plate is dissipated backwards to elasticity The backboard of the side fitting mobile terminal of warmware.Compared with existing heat dissipation back splint, the heat dissipation back splint of the application is dissipated by elasticity The elastic force of warmware and make heat transfer plate be close to mobile terminal, can avoid heat transfer plate be bonded with mobile terminal too closely and to shifting Dynamic terminal damages, and ensure that the compactness that heat transfer plate is bonded with mobile terminal, has and improves mobile terminal heat dissipation effect While rate, guarantee security of mobile terminal the advantages of.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with The structure shown according to these attached drawings obtains other attached drawings.
The structural schematic diagram of Fig. 1 each embodiment one optional mobile terminal to realize the present invention;
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1;
Fig. 3 is the structural schematic diagram of present invention heat dissipation one embodiment of back splint;
Fig. 4 is the explosive view of the heat dissipation back splint of embodiment illustrated in fig. 1;
Fig. 5 is the explosive view of present invention heat dissipation another embodiment of back splint;
Fig. 6 is the side view of the heat dissipation back splint of embodiment illustrated in fig. 1.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element Be conducive to explanation of the invention, itself there is no a specific meaning.Therefore, " module ", " component " or " unit " can mix Ground uses.
Terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as mobile phone, plate Computer, laptop, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable Media player (Portable Media Player, PMP), navigation device, wearable device, Intelligent bracelet, pedometer etc. move The fixed terminals such as dynamic terminal, and number TV, desktop computer.
It will be illustrated by taking mobile terminal as an example in subsequent descriptions, it will be appreciated by those skilled in the art that in addition to special Except element for moving purpose, the construction of embodiment according to the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, a kind of hardware structural diagram of its mobile terminal of each embodiment to realize the present invention, the shifting Dynamic terminal 100 may include: RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit 103, A/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit 108, the components such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1 Mobile terminal structure does not constitute the restriction to mobile terminal, and mobile terminal may include components more more or fewer than diagram, Perhaps certain components or different component layouts are combined.
It is specifically introduced below with reference to all parts of the Fig. 1 to mobile terminal:
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, signal sends and receivees, specifically, by base station Downlink information receive after, to processor 110 handle;In addition, the data of uplink are sent to base station.In general, radio frequency unit 101 Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrating Frequency unit 101 can also be communicated with network and other equipment by wireless communication.Any communication can be used in above-mentioned wireless communication Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division Multiple Access, wideband code division multiple access), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division Duplexing-Long Term Evolution, frequency division duplex long term evolution) and TDD-LTE (Time Division Duplexing-Long Term Evolution, time division duplex long term evolution) etc..
WiFi belongs to short range wireless transmission technology, and mobile terminal can help user to receive and dispatch electricity by WiFi module 102 Sub- mail, browsing webpage and access streaming video etc., it provides wireless broadband internet access for user.Although Fig. 1 shows Go out WiFi module 102, but it is understood that, and it is not belonging to must be configured into for mobile terminal, it completely can be according to need It to omit within the scope of not changing the essence of the invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100 When under the isotypes such as formula, speech recognition mode, broadcast reception mode, by radio frequency unit 101 or WiFi module 102 it is received or The audio data stored in memory 109 is converted into audio signal and exports to be sound.Moreover, audio output unit 103 Audio output relevant to the specific function that mobile terminal 100 executes can also be provided (for example, call signal receives sound, disappears Breath receives sound etc.).Audio output unit 103 may include loudspeaker, buzzer etc..
A/V input unit 104 is for receiving audio or video signal.A/V input unit 104 may include graphics processor (Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited Storage is sent in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042 Quiet down sound (audio data), and can be audio data by such acoustic processing.Audio that treated (voice) data can To be converted to the format output that can be sent to mobile communication base station via radio frequency unit 101 in the case where telephone calling model. Microphone 1042 can be implemented various types of noises elimination (or inhibition) algorithms and send and receive sound to eliminate (or inhibition) The noise generated during frequency signal or interference.
Mobile terminal 100 further includes at least one sensor 105, such as optical sensor, motion sensor and other biographies Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment The light and shade of light adjusts the brightness of display panel 1061, and proximity sensor can close when mobile terminal 100 is moved in one's ear Display panel 1061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify the application of mobile phone posture (such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.; The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, The other sensors such as hygrometer, thermometer, infrared sensor, details are not described herein.
Display unit 106 is for showing information input by user or being supplied to the information of user.Display unit 106 can wrap Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 1061.
User input unit 107 can be used for receiving the number or character information of input, and generate the use with mobile terminal Family setting and the related key signals input of function control.Specifically, user input unit 107 may include touch panel 1071 with And other input equipments 1072.Touch panel 1071, also referred to as touch screen collect the touch operation of user on it or nearby (for example user uses any suitable objects or attachment such as finger, stylus on touch panel 1071 or in touch panel 1071 Neighbouring operation), and corresponding attachment device is driven according to preset formula.Touch panel 1071 may include touch detection Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band The signal come, transmits a signal to touch controller;Touch controller receives touch information from touch detecting apparatus, and by it It is converted into contact coordinate, then gives processor 110, and order that processor 110 is sent can be received and executed.In addition, can To realize touch panel 1071 using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel 1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap It includes but is not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc. It is one or more, specifically herein without limitation.
Further, touch panel 1071 can cover display panel 1061, when touch panel 1071 detect on it or After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, touch panel 1071 and display panel 1061 be the function that outputs and inputs of realizing mobile terminal as two independent components, but in certain embodiments, it can The function that outputs and inputs of mobile terminal is realized so that touch panel 1071 and display panel 1061 is integrated, is not done herein specifically It limits.
Interface unit 108 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example, External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing Line data port, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 100 or can be with For transmitting data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storing software program and various data.Memory 109 can mainly include storing program area The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function Sound playing function, image player function etc.) etc.;Storage data area can store according to mobile phone use created data (such as Audio data, phone directory etc.) etc..In addition, memory 109 may include high-speed random access memory, it can also include non-easy The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection A part by running or execute the software program and/or module that are stored in memory 109, and calls and is stored in storage Data in device 109 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place Managing device 110 may include one or more processing units;Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111 Can be logically contiguous by power-supply management system and processor 110, to realize management charging by power-supply management system, put The functions such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also be including bluetooth module etc., and details are not described herein.
Embodiment to facilitate the understanding of the present invention, the communications network system that mobile terminal of the invention is based below into Row description.
Referring to Fig. 2, Fig. 2 is a kind of communications network system architecture diagram provided in an embodiment of the present invention, the communication network system System is the LTE system of universal mobile communications technology, which includes UE (User Equipment, the use of successively communication connection Family equipment) (the land Evolved UMTS Terrestrial Radio Access Network, evolved UMTS 201, E-UTRAN Ground wireless access network) 202, EPC (Evolved Packet Core, evolved packet-based core networks) 203 and operator IP operation 204。
Specifically, UE201 can be above-mentioned terminal 100, and details are not described herein again.
E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning Journey (backhaul) (such as X2 interface) is connect with other eNodeB2022, and eNodeB2021 is connected to EPC203, ENodeB2021 can provide the access of UE201 to EPC203.
EPC203 may include MME (Mobility Management Entity, mobility management entity) 2031, HSS (Home Subscriber Server, home subscriber server) 2032, other MME2033, SGW (Serving Gate Way, Gateway) 2034, PGW (PDN Gate Way, grouped data network gateway) 2035 and PCRF (Policy and Charging Rules Function, policy and rate functional entity) 2036 etc..Wherein, MME2031 be processing UE201 and The control node of signaling, provides carrying and connection management between EPC203.HSS2032 is all to manage for providing some registers Such as the function of home location register (not shown) etc, and preserves some related service features, data rates etc. and use The dedicated information in family.All customer data can be sent by SGW2034, and PGW2035 can provide the IP of UE 201 Address distribution and other functions, PCRF2036 are strategy and the charging control strategic decision-making of business data flow and IP bearing resource Point, it selects and provides available strategy and charging control decision with charge execution function unit (not shown) for strategy.
IP operation 204 may include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia System) or other IP operations etc..
Although above-mentioned be described by taking LTE system as an example, those skilled in the art should know the present invention is not only Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with And the following new network system etc., herein without limitation.
Based on above-mentioned mobile terminal hardware configuration and communications network system, each embodiment of the method for the present invention is proposed.
The present invention proposes a kind of heat dissipation back splint, mobile terminal (usually mobile phone, tablet computer etc.) is used for, to improve The heat-sinking capability of mobile terminal.
With the promotion of mobile network and wireless network transmissions rate, mobile terminal gradually has to be handled up in a short time The ability of mass data, but it follows that amount of heat brought by the load of mobile terminal inner treater is higher and higher. It is known that the radiating mode of processor is commonly divided into active heat removal and passive two kinds of heat dissipation.Active heat removal generally by Air cooling equipment or water cooling plant take away heat caused by processor in a manner of heat exchange, are common in PC (personal Compute PC) and work station.And passively radiate, be by increasing the good radiator of thermal conductivity on a processor, The covert contact area for increasing processor and air, and secondary processor radiates, and is common in small-sized or high integration movement and sets It is standby.The radiating efficiency passively to radiate not as good as active heat removal, but win miniaturization, in terms of.Meanwhile what is passively radiated dissipates Serious restriction of the thermal efficiency by the contact area size of radiator and air.
Currently, mobile terminal develops towards Highgrade integration and lightening direction, this causes inside mobile terminal almost Not for the space of radiator installation.For the heat-sinking capability for improving mobile terminal, existing producer, which uses, currently on the market is being moved Dynamic terminal (such as mobile phone, plate) back increases a heat dissipation back splint, and the mode of auxiliary mobile terminal heat dissipation improves user temperature Experience.However usually there are the following problems for heat dissipation back splint on the market at present: no machinery pretightning force between back splint and mobile terminal, Cause back splint that cannot well contact with mobile terminal backboard or not contact, thermal-conduction resistance is big, and radiating efficiency is low.
In embodiments of the present invention, as shown in figure 3, to solve the above problems, the application propose heat dissipation back splint, including pass Hot plate 300, elastic heat dissipating part 400 and tight locking button 500.Wherein, elastic heat dissipating part 400 is laminated in the side of heat transfer plate 300.Locking One end of button 500 connect with elastic heat dissipating part 400, the other end to mobile terminal snapping so that heat transfer plate 300 is elastic backwards The backboard of the side fitting mobile terminal of radiating piece 400.
It is appreciated that heat transfer plate 300 and elastic heat dissipating part 400 can be fixed on to the back of mobile terminal by tight locking button 500 Plate.Since one end of tight locking button 500 is fixedly connected with elastic heat dissipating part 400, and elastic heat dissipating part 400 is carried on the back set on heat transfer plate 300 To the side of mobile terminal, therefore, when heat transfer plate 300 and elastic heat dissipating part 400 button 500 that is locked are fixed on mobile terminal Afterwards, heat transfer plate 300 can be close to the backboard of mobile terminal under the action of the elastic force of elastic heat dissipating part 400.When mobile whole When end is in high power operation state, heat caused by processor can be absorbed by heat transfer plate 300, be ultimately transferred to elastic heat dissipating Part 400 is distributed outward (elastic heat dissipating part 400 is backwards to the direction of mobile terminal) by elastic heat dissipating part 400.In this way, due to passing Hot plate 300 is closely attached on the backboard of mobile terminal by the elastic force of elastic heat dissipating part 400, therefore, can avoid 300 mistake of heat transfer plate In being adjacent to mobile terminal, and larger pressure is applied to the backboard of mobile terminal, the problem for causing mobile terminal impaired.Meanwhile also The problem of can avoid there is gap between heat transfer plate 300 and the backboard of mobile terminal, and influencing mobile terminal heat transfer efficiency.As it can be seen that Compared with existing heat dissipation back splint, while the heat dissipation back splint of the application has raising mobile terminal radiating efficiency, guarantee movement The advantages of Terminal security.
As shown in Fig. 2, in the present embodiment, elastic heat dissipating part 400 includes heat sink 410 and elastic conducting warmware 420.Its In, heat sink 410 is fixedly connected with tight locking button 500, and is oppositely arranged with heat transfer plate 300, and elastic conducting warmware 420 is then set to heat transfer Between plate 300 and heat sink 410.In this way, be equivalent to elastic conducting warmware 420 be held in heat transfer plate 300 and heat sink 410 it Between.Since heat transfer plate 300 needs the backplane with mobile terminal, just it is convenient for fully absorbing the heat of mobile terminal backboard, dissipates The needs of hot plate 410 come into full contact with air, just convenient for the radiating efficiency of guarantee itself.Therefore, heat transfer plate 300 and heat sink 410 Cooperate and clamp elastic heat dissipating part 400, the size of heat transfer plate 300 Yu heat sink 410 can be designed to the maximum extent, and guarantees heat dissipation The heat absorption efficiency and radiating efficiency of back splint.Elastic conducting warmware 420 is set between heat transfer plate 300 and heat sink 410, using bullet The elastic force of property heat-conducting piece 420, and be that heat transfer plate 300 provides elastic force appropriate, so that heat transfer plate 300 is adjacent to the back of mobile terminal Plate.Correspondingly, the size of elastic conducting warmware 420 can be smaller with respect to design.Secondly, also using the biography of elastic conducting warmware 420 Thermal energy power, by the heat transfer of heat transfer plate 300 to heat sink 410.Certainly, in the other embodiments of the application, elastic heat conducting The size of part 420 is also programmable equal sized or close with heat transfer plate 300 or heat sink 410.
Also, in the present embodiment, elastic heat dissipating part 400 is connected by the heat sink 410 of rigidity with tight locking button 500 It connects, compared to the embodiment being connected by elastic conducting warmware 420 flexible with tight locking button 500 by elastic heat dissipating part 400 For, tight locking button 500 and the connection type of elastic heat dissipating part 400 are relatively easy, and tight locking button 500 and elastic heat dissipating part 400 it Between bonding strength it is also stronger.Illustratively, the connection type between tight locking button 500 and heat sink 410 includes but is not limited to: riveting It connects, be clamped, grafting, welding, bonding, screw fastening and hinged etc..
It should be noted that elastic heat dissipating part 400 can also only include elastic conducting warmware in the other embodiments of the application 420, it is absorbed by elastic conducting warmware 420 and distributes the heat on heat transfer plate 300.At this point, tight locking button 500 and elastic conducting warmware 420 are fixedly connected.
Specifically, in the present embodiment, which is heat-conducting pad.Heat-conducting pad is to fill fever The heat-conducting piece of the air gap between device and cooling fin or metab.The flexibility of guiding gasket, elastic characteristic can For covering the surface of very out-of-flatness.It is good etc. excellent that there is heat-conducting pad high compressibility, softness to have elasticity, pyroconductivity concurrently Point, by using heat-conducting pad can by heat transfer plate 300 heat efficiently, fully pass to heat sink 410.Meanwhile it leading Heat-conducting pad, heat sink 410 can be adhered to without using additional surface cement and is passed by the also included viscosity of heat pad piece Between hot plate 300.
It should be noted that elastic conducting warmware 420 may also comprise graphite linings and bubble in the other embodiments of the application Cotton, the graphite linings are coated on foam periphery.Wherein graphite linings have the good capacity of heat transmission, and foam be then capable of providing it is enough Elasticity, to support heat transfer plate 300.In general, the graphite linings can be one in natural graphite, electrographite and the dilute three of graphite Kind.The elastic conducting warmware 420 to be formed is combined with foam using graphite linings, has the capacity of heat transmission strong, the good advantage of elastic-restoring force.
Specifically, in the present embodiment, elastic conducting warmware 420 is adhered on heat transfer plate 300 and heat sink 410.It can be with Understand, by way of bonding, to fix 410 three of heat transfer plate 300, elastic conducting warmware 420 and heat sink, connection type letter Single, it is convenient to realize.Also, heat transfer plate 300 and heat sink 410 are adhered to the surface of elastic conducting warmware 420, therefore, elastic conducting The elastic force of warmware 420 can be fully played, and be that heat transfer plate 300 provides enough elastic forces.In this way, elastic heat conducting Part 420 need not be done too thick, be conducive to the Miniaturization Design of heat dissipation back splint.It should be noted that in other implementations of the application In example, elastic conducting warmware 420 can also be adhered on heat transfer plate 300 or heat sink 410.
As shown in figure 5, offering caulking groove on heat transfer plate 300 and heat sink 410 in another embodiment of the application 600, which is installed in caulking groove 600.It is appreciated that embedding to be opened up on heat transfer plate 300 and heat sink 410 The mode of slot 600 installs elastic conducting warmware 420, not only between 410 three of heat transfer plate 300, elastic conducting warmware 420 and heat sink It connects more closely, further, it is possible to increase the contact area between elastic conducting warmware 420 and heat transfer plate 300 and heat sink 410, And improve the heat transference efficiency between heat transfer plate 300 and elastic conducting warmware 420 and elastic conducting warmware 420 and heat sink 410.Such as This, is conducive to the heat-sinking capability for improving heat dissipation back splint.Furthermore elastic conducting warmware 420 is installed in caulking groove 600, so that heat transfer The distance between plate 300 and heat sink 410 can be relatively close, and are conducive to the Miniaturization Design of heat dissipation back splint.
Preferably, in the present embodiment, heat transfer plate 300 is made with heat sink 410 of the good metal of thermal conductivity, such as But be not limited to aluminium, copper and aluminium alloy etc..
Please continue to refer to shown in Fig. 4, in the present embodiment, pilot hole 310 is offered on heat transfer plate 300, the heat dissipation back splint It further include guide post 700, the guide post 700 is perpendicular to heat sink 410.The guide post 700 passes through pilot hole 310 and one end is fixed In heat sink 410, heat transfer plate 300 is slidably connected by pilot hole 310 with guide post 700.By guide post 700, biography can be limited The direction of motion of the hot plate 300 relative to heat transfer plate 300 improves fortune of the heat transfer plate 300 under 420 resilient force of elastic conducting warmware Dynamic direction.Also, guide post 700 can also provide support for heat transfer plate 300, to keep between heat transfer plate 300 and heat sink 410 Relative positional relationship, to improve the heat dissipation integrally-built stability of back splint.
Preferably, in the present embodiment, the side of heat transfer plate 300 is equipped with guide post 700.In this way, can further improve Connective stability between heat transfer plate 300 and heat sink 410.
Further, elastic component 800 is additionally provided between heat transfer plate 300 and heat sink 410, the both ends point of the elastic component 800 It is not connect with heat transfer plate 300 and heat sink 410, and keeps away an elastic conducting warmware 420 and be arranged.It is appreciated that by heat transfer plate 300 Additional elastic component 800 is added between heat sink 410, can assistant spring heat-conducting piece 420, and be that heat transfer plate 300 provides elasticity Power so that heat transfer plate 300 can be bonded with mobile terminal it is more close.In this way, for elastic conducting warmware 420, it can needle To the capacity of heat transmission of the raising elastic conducting warmware 420 of property, and the elasticity capacity of elastic conducting warmware 420 is suitably reduced, and improves bullet Property heat-conducting piece 420 heat transfer performance, the final heat-sinking capability for improving heat dissipation back splint.
Preferably, in the present embodiment, elastic component 800 is the spring for being sheathed on guide post 700.In other embodiments, Elasticity can be sheathed in guide post 700, be independently of the setting of guide post 700.And elastic slice, spring, bullet can be selected in elastic component 800 Property one of gasket or foam or a variety of combinations.
Incorporated by reference to shown in Fig. 3 and Fig. 6, in the present embodiment, tight locking button 500 includes lock joint rod 510, the lock joint rod 510 to It is set to the opposite two sides of heat transfer plate 300 less, which extends to the direction of heat transfer plate 300, And the end of lock joint rod 510 is convexly equipped with limiting section 520 to the direction at 300 center of heat transfer plate.In this way, when back splint is radiated in installation, Heat transfer plate 300 and elastic heat dissipating part 400 can be buckled on mobile terminal by lock joint rod 510, this connection type is simple It is convenient, it is easily operated.It should be noted that lock joint rod 510 can also be set to heat transfer plate 300 in the application other embodiments Side or quadrangle.
Optionally, when lock joint rod 510 is set as flexibility, lock joint rod 510 and elastic heat dissipating part 400 it is non-movable it is fixed Connection, passes through elasticity and the mobile terminal snapping of lock joint rod 510 itself;When lock joint rod 510 is set as rigid, lock joint rod 510 be to be rotatablely connected, and have to 300 center of heat transfer plate and turn under the driving of an elastic drive part with elastic heat dissipating part 400 Dynamic movement tendency.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do There is also other identical elements in the process, method of element, article or device.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art The part contributed out can be embodied in the form of software products, which is stored in a storage medium In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much Form, all of these belong to the protection of the present invention.

Claims (10)

1. a kind of heat dissipation back splint characterized by comprising
Heat transfer plate;
Elastic heat dissipating part is laminated in the side of the heat transfer plate;And
Tight locking button, described tight locking button one end are connect with the elastic heat dissipating part, the other end to mobile terminal snapping so that institute Heat transfer plate is stated backwards to the backboard of the side of elastic heat dissipating part fitting mobile terminal.
2. heat dissipation back splint as described in claim 1, which is characterized in that the elastic heat dissipating part includes heat sink and elastic heat conducting Part, the heat sink are fixedly connected with the tight locking button, and are oppositely arranged with the heat transfer plate, and the elastic conducting warmware is set to institute It states between heat transfer plate and the heat sink.
3. heat dissipation back splint as claimed in claim 2, which is characterized in that the elastic conducting warmware is heat-conducting pad.
4. heat dissipation back splint as claimed in claim 2, which is characterized in that the elastic conducting warmware includes graphite linings and foam, institute It states graphite linings and is coated on the foam periphery.
5. as claimed in claim 2 heat dissipation back splint, which is characterized in that the elastic conducting warmware be adhered to the heat transfer plate and/ Or the heat sink.
6. heat dissipation back splint as claimed in claim 2, which is characterized in that offered on the heat transfer plate and/or the heat sink Caulking groove, the elastic conducting warmware are embedded at the caulking groove.
7. the heat dissipation back splint as described in any one of claim 2 to 6, which is characterized in that offer guiding on the heat transfer plate Hole, the heat dissipation back splint further includes guide post, and the guide post is perpendicular to heat sink, and the guide post passes through the pilot hole And the heat sink is fixed in one end, the heat transfer plate is slidably connected by the pilot hole and the guide post.
8. the heat dissipation back splint as described in any one of claim 2 to 6, which is characterized in that the heat transfer plate and the heat sink Between be additionally provided with elastic component, the both ends of the elastic component are connect with the heat transfer plate and the heat sink respectively, and are kept away described in position The setting of elastic conducting warmware.
9. heat dissipation back splint as claimed in claim 8, which is characterized in that the elastic component is elastic slice, spring, elastomeric pad or bubble One of cotton is a variety of.
10. heat dissipation back splint as described in claim 1, which is characterized in that the tight locking button includes lock joint rod, and the lock joint rod is extremely It is set to the opposite two sides of the heat transfer plate less, the lock joint rod prolongs from the elastic heat dissipating part to the direction of the heat transfer plate It stretches, and the end of the lock joint rod is convexly equipped with limiting section to the direction at the heat transfer plate center.
CN201910467873.6A 2019-05-29 2019-05-29 Heat dissipation back splint Active CN110225155B (en)

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CN208509491U (en) * 2018-06-26 2019-02-15 维沃移动通信有限公司 A kind of mobile terminal heat dissipation back splint
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