CN108093611A - The radiator structure of smartwatch - Google Patents
The radiator structure of smartwatch Download PDFInfo
- Publication number
- CN108093611A CN108093611A CN201810084557.6A CN201810084557A CN108093611A CN 108093611 A CN108093611 A CN 108093611A CN 201810084557 A CN201810084557 A CN 201810084557A CN 108093611 A CN108093611 A CN 108093611A
- Authority
- CN
- China
- Prior art keywords
- bottom case
- metal
- radiator structure
- metal fin
- thermally conductive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B37/00—Cases
Abstract
The present invention relates to the technical fields of smartwatch, provide a kind of radiator structure of smartwatch, the screen assembly and mainboard assembly being connected including bottom case, with bottom case, bottom case is enclosed to house the inner space of mainboard assembly with screen assembly, wherein, the radiator structure further includes thermally conductive sheet, heat shield and at least one metal fin, and metal fin is arranged on the outer surface of bottom case, and heat shield is arranged between thermally conductive sheet and the bottom case；Thermally conductive sheet to by the heat transfer that mainboard assembly generates to heat dissipation metal on piece to export to the outside of bottom case, thermally conductive sheet be arranged in inner space and including metal foil and be arranged on metal foil towards the thermal diffusion film on one side surface of mainboard assembly；At least one metal fin is abutted with metal foil away from the one side of thermal diffusion film.It is compared with the prior art, radiating efficiency can be improved and the temperature with skin contact location can be reduced, so as to promote the user experience of product.
Description
Technical field
The present invention relates to the technical field of smartwatch, more particularly, to a kind of radiator structure of smartwatch.
Background technology
With the development of mobile technology, smartwatch due to having many advantages, such as that feature-rich, ability is powerful, light small portable,
Increasingly liked by consumer.
Traditional smartwatch, usually because the air time is long or generate more heat using the big application of power consumption
Amount.Because wrist-watch is worn on arm and direct skin contact, if cannot radiate in time will make one not feeling well, seriously
When can even scald skin.
The content of the invention
It is an object of the invention to provide a kind of radiator structure of smartwatch, to solve intelligence in the prior art
Wrist-watch poor radiation, the technical issues of causing to wear discomfort.
To achieve the above object, the technical solution adopted by the present invention is：A kind of radiator structure of smartwatch is provided, including
Bottom case, the screen assembly and mainboard assembly being connected with bottom case, the bottom case are enclosed with the screen assembly for housing
The inner space of mainboard assembly is stated, wherein, it further includes：
At least one metal fin is arranged on the outer surface of bottom case；
Thermally conductive sheet, being exported the heat transfer that the mainboard assembly generates to described to the heat dissipation metal on piece
The outside of bottom case, the thermally conductive sheet be arranged in the inner space and including metal foil and be arranged on the metal foil towards
Thermal diffusion film on one side surface of mainboard assembly；And
Heat shield is arranged between the thermally conductive sheet and the bottom case；
At least one metal fin is abutted with the metal foil away from the one side of the thermal diffusion film.
Further, the bottom case includes base plate, side of sidewall portion and tilts upwardly and outwardly from the periphery of base plate to prolong
The circular slanting wall portion of side of sidewall portion is extended, the metal fin is arranged on the surface of the circular slanting wall portion.
Further, the circular slanting wall portion surface offers mounting groove, and the metal fin is fixed on the installation
In slot.
Further, projected on a side surface of the metal fin and be formed with an at least boss, the mounting groove
Bottom surface is provided with the through hole inserted and abutted with the metal foil for the boss.
Further, the thermally conductive sheet includes base portion and is connected to the base portion one side and to be connected with metal fin
At least a heat conducting part, the heat shield be arranged between the base plate of the base portion and the bottom case.
Further, the metal fin is copper sheet.
Further, the heat shield is airsetting film.
Further, the metal foil is aluminium foil, copper foil, goldleaf or silver foil.
Further, the thermal diffusion film is graphene film or conduction graphite film.
Further, the metal fin surface is provided with nano-carbon tube coating.
It is compared with the prior art, the radiator structure of smartwatch provided by the invention, using thermally conductive sheet, heat shield and metal
Cooling fin, thermally conductive sheet to by the heat transfer that mainboard assembly generates to heat dissipation metal on piece to export to the outside of bottom case, lead
Backing is arranged in inner space and including metal foil and thermal diffusion film, and metal fin is abutted with metal foil, in this way, passing through heat
Heat in inner space can rapidly along the surrounding of thermal diffusion film be transferred, and can be distributed even heat by diffusion barrier
And avoid local temperature excessively high, it, can be effectively by thermal diffusion film by metal foil respectively with thermal diffusion film and metal fin
Heat transfer to metal fin to discharge outside bottom case, can avoid thermally conductive sheet that heat is transferred directly to bottom case by heat shield
On, in such manner, it is possible to improve radiating efficiency and the temperature with skin contact location can be reduced, so as to promote the user's body of product
It tests.
The advantageous effect of the radiator structure of smartwatch provided by the invention is：Compared with prior art, it is of the invention
Radiator structure combines heat conduction, heat-insulated, three kinds of modes of heat dissipation, and heat is distributed and is passed by thermally conductive sheet after mainboard assembly fever
Metal fin is passed, the temperature of metal fin rises, and radiating efficiency is accelerated so that the heat of complete machine is distributed and kept away quickly
It is excessively high to exempt from complete machine temperature, and can preferably completely cut off heat makes it be not delivered to bottom case bottom as far as possible.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of the radiator structure of smartwatch provided in an embodiment of the present invention；
Fig. 2 is the decomposition diagram of the radiator structure of smartwatch provided in an embodiment of the present invention；
Fig. 3 is the sectional view in A-A faces in Fig. 1；
Fig. 4 is the enlarged drawing in B portions in Fig. 3；
When Fig. 5 is the omission screen assembly and mainboard assembly of the radiator structure of smartwatch provided in an embodiment of the present invention
Stereoscopic schematic diagram.
Main element symbol description
100：Radiator structure 1a：Inner space
1：Bottom case 11：Base plate
12：Side of sidewall portion 13：Circular slanting wall portion
14：Corner assembly 15：Mounting groove
16：Cohere film 17：Through hole
2：Screen assembly 3：Mainboard assembly
4：Thermally conductive sheet 41：Metal foil
42：Thermal diffusion film 43：Base portion
44：Heat conducting part
5：Heat shield
6：Metal fin 61：Boss
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that described embodiment is the one of the present invention
Section Example, instead of all the embodiments.Based on described the embodiment of the present invention, those of ordinary skill in the art exist
All other embodiments obtained on the premise of without creative work, belong to the scope of protection of the invention.
In order to which those skilled in the art is made to more fully understand technical scheme, with reference to specific attached drawing to this
The realization of invention is described in detail.
For sake of convenience, hereinafter the upper and lower of so-called " on " " under " and attached drawing in itself is to consistent, but not to this hair
Bright structure plays restriction effect.
Unless otherwise defined, technical term or scientific terminology used herein should be in fields of the present invention and have
The ordinary meaning that the personage of general technical ability is understood." one used in present patent application specification and claims
It is a " or the similar word such as " one " do not indicate that quantity limits, but represent that there are at least one.
It is a preferred embodiment provided by the invention as shown in Fig. 1 to 5.
The radiator structure 100 of smartwatch provided in this embodiment, the screen assembly 2 being connected including bottom case 1, with bottom case 1
With mainboard assembly 3, bottom case 1 is enclosed to house the inner space 1a of mainboard assembly 3 with screen assembly 2, wherein, the heat dissipation
Structure 100 further includes thermally conductive sheet 4, heat shield 5 and at least one metal fin 6, and metal fin 6 is arranged on the outer of bottom case 1
Surface, heat shield 5 are arranged between thermally conductive sheet 4 and the bottom case 1；Thermally conductive sheet 4 is to the heat transfer that generates mainboard assembly 3
To export to the outside of bottom case 1 on to metal fin 6, thermally conductive sheet 4 is arranged in the 1a of inner space and including 41 He of metal foil
Be arranged on metal foil 41 towards the thermal diffusion film 42 on 3 one side surface of mainboard assembly；At least one metal fin 6 and metal
Paper tinsel 41 is abutted away from the one side of thermal diffusion film 42.
The radiator structure 100 of above-mentioned smartwatch, using thermally conductive sheet 4, heat shield 5 and metal fin 6, thermally conductive sheet 4
To by, to export to the outside of bottom case 1, thermally conductive sheet 4 is arranged in the heat transfer that mainboard assembly 3 generates to metal fin 6
In the 1a of inner space and including metal foil 41 and thermal diffusion film 42, metal fin 6 is abutted with metal foil 41, in this way, passing through heat
Heat in the 1a of inner space can rapidly along the surrounding of thermal diffusion film 42 be transferred, and heat can be made equal by diffusion barrier 42
It is even distribution and avoid local temperature excessively high, can be effectively by metal foil 41 respectively with thermal diffusion film 42 and metal fin 6
By the heat transfer of thermal diffusion film 42 to metal fin 6 to discharge outside bottom case 1, thermally conductive sheet 4 can be avoided by heat by heat shield 5
Amount is transferred directly on bottom case 1, in such manner, it is possible to improve radiating efficiency and the temperature with skin contact location can be reduced, from
And promote the user experience of product.
Referring to Fig. 1 to 5, the radiator structure 100 of the smartwatch of the present embodiment, mainly by bottom case 1, screen assembly 2, mainboard
Component 3, thermal conduction portions, radiator portion are formed, and bottom case 1 is upwardly opening hollow structure, and screen assembly 2 is mounted on bottom case 1
Opening is simultaneously supported by bottom case 1, and bottom case 1 is enclosed inner space 1a with screen assembly 2, and mainboard assembly 3 is contained in inside this
It is electrically connected in the 1a of space and with screen assembly 2, it is main in the big application program of smartwatch extended telephone conversation or use power consumption
Plate component 3, which is understood in internally space 1a, discharges more heat.Metal fin 6 is provided on bottom case 1, is set in the 1a of inner space
It is equipped with thermally conductive sheet 4, radiator portion of the metal fin 6 as this structure, thermal conduction portions of the thermally conductive sheet 4 as this structure, in this way,
For the heat that smartwatch generates at work, metal fin 6 can be transferred to by thermally conductive sheet 4, then by metal fin 6
It exports to bottom case 1, it is excessively high to avoid complete machine temperature so as to which effectively the heat in the 1a of inner space shed.
Referring to Fig. 1 to 5, bottom case 1, can be used metal or plastics are made, including base plate 11, side of sidewall portion 12 and the bottom of from
The periphery of plate portion 11 tilts the circular slanting wall portion 13 for extending to side of sidewall portion 12 upwardly and outwardly, and the shape of base plate 11 can the side of being
Shape, circle or other arbitrary shapes, metal fin 6 can be arranged on circular slanting wall portion 13 and/or side of sidewall portion 12, in this reality
Apply in example, base plate 11 be but be not limited to it is square, metal fin 6 be arranged on the outer surface of circular slanting wall portion 13, it is necessary to
Illustrate, the outer surface of base plate 11 when wearing with human skin to contact, and the outer surface of circular slanting wall portion 13 is not
It contacts with human skin, in this way, heat derived from metal fin 6 is not directly transferred on human skin, avoids to human body
It causes not accommodate scald skin.
Referring to Fig. 1 to 5, metal fin 6 can be copper sheet, aluminium flake or zinc metal sheet, in the present embodiment, the both sides of bottom case 1
Corner assembly 14 is respectively formed with, to connection table band.Metal fin 6 is but is not limited to copper sheet, the thermal conductivity factor of copper sheet compared with
Height, heat transfer can be raised rapidly to its temperature after metal fin 6, and temperature more high cooling efficiency is higher.Heat dissipation metal
The quantity of piece 6 is but is not limited to two, and two metal fins 6 are separately positioned on the both sides without corner assembly 14 of bottom case 1 (i.e.
It is not provided with the both sides of corner assembly 14) on.In this way, the outer surface of metal fin 6 can preferably be contacted with extraneous air, no
It can be blocked by watchband, to ensure that metal fin 6 can effectively exchange heat.
Referring to Fig. 1 to 5, mounting groove 15 is respectively formed in the circular slanting wall portion 13 of the both sides without corner assembly 14 of bottom case 1,
Metal fin 6, which can be used, all existing fixed forms such as to be cohered, is clamped and be fixed in mounting groove 15.In the present embodiment,
Metal fin 6 is fixed on by cohering film 16 in mounting groove 15, in this way, facilitate the installation and fixation of metal fin 6, and
It can guarantee the neat of shape.
Referring to Fig. 1 to 5, projected on a side surface of metal fin 6 and be formed with an at least boss 61, the bottom of mounting groove 15
Face is provided with the through hole 17 inserted for boss 61 and abutted with metal foil 41.In the present embodiment, the one side table of metal fin 6
The quantity of the boss 61 formed on face is but is not limited to two, and the bottom surface of mounting groove 15 forms 17 quantity of through hole and is but is not limited to
Two, two through holes 17 correspond respectively with two boss 61.In this way, the boss 61 on metal fin 6 can be better
It is contacted with thermally conductive sheet 4, accelerates the transmission of heat.
Referring to Fig. 1 to 5, thermally conductive sheet 4 is above-mentioned thermal conduction portions, to by the heat transfer that mainboard assembly 3 generates to golden
Belong on cooling fin 6 to export to the outside of bottom case 1, thermally conductive sheet 4 is arranged in the 1a of inner space, and thermally conductive sheet 4 is to include metal foil
41 and the composite sheet of thermal diffusion film 42, thermal diffusion film 42 be arranged on metal foil 41 towards on 3 one side surface of mainboard assembly, thermal expansion
The quantity for dissipating film 42 can be one or more, and metal foil 41 and the shape of thermal diffusion film 42 can be the same or different, metal
Paper tinsel 41 can be aluminium foil, copper foil, goldleaf, silver foil or combinations of the above, and the material of thermal diffusion film 42 may be selected from graphene, heat conduction stone
One or more in ink, carbon nanotubes and carbon nano-fiber.In the present embodiment, the thermal diffusion set in metal foil 41
The quantity of film 42 is but is not limited to one, and the shape of metal foil 41 is identical with the shape of thermal diffusion film 42, and metal foil 41 is copper
Paper tinsel, thermal diffusion film 42 are graphene film.It is noted that the thermal diffusion film 42 comprising graphene, horizontal and vertical (horizontal stroke
To with longitudinal direction refer to perpendicular two directions on same surface) thermal conductivity factor it is very high, which can reach 2000
Watt/ meter Du, can be quickly heat be evenly distributed along horizontal and vertical transmission and avoid local temperature excessively high, but it is thick
The thermal conductivity factor in degree direction is about 10 watts/ meter Du.Metal foil 41 comprising copper foil, transverse direction, longitudinal direction, thickness direction are led
Hot coefficient is higher, in 400 watt/meter degree or so because metal foil 41 thickness direction thermal conductivity factor compared with thermal diffusion film 42
Height, and metal foil 41 and the contact area of thermal diffusion film 42 are big, so being can be very good at work by the heat of thermal diffusion film 42
Amount passes to metal fin 6.
Referring to Fig. 1 to 5, thermally conductive sheet 4 includes base portion 43 and is connected to 43 one side of base portion and to be connected with metal fin 6
An at least heat conducting part 44, base portion 43 be arranged on 11 inner wall of base plate of bottom case 1 and substantially cover base plate 11.This
In embodiment, the shape of the shape and base plate 11 of base portion 43 matches, and is but is not limited to square, the number of heat conducting part 44
Amount is but is not limited to two, and two heat conducting parts 44 are connected to the opposite sides of base portion 43, and heat conducting part 44 pastes
It is located on the inner wall of circular slanting wall portion 13 and is in contact with metal fin 6, it is to be understood that the heat-conducting part as this structure
Point, the area of thermally conductive sheet 4 is more big, and the heat transferred is more, can conduct more heat to metal fin 6, therefore, base
The area in portion 43 is identical with the area of base plate 11 or bigger, in this way, being passed the heat in the 1a of inner space by thermal diffusion film 42
It passs and is evenly distributed, then metal fin 6 is passed to by the metal foil 41 of heat conducting part 44, so as to which the discharge of effective geothermal flow is internal
Space 1a, preferably to radiate to the internal mainboard assembly 3 as heat source.
Referring to Fig. 1 to 5, heat shield 5 is provided between thermally conductive sheet 4 and bottom case 1, the material of heat shield 5 is preferably aeroge,
The thermal conductivity factor of aeroge is about 0.02 watt/ meter Du, therefore can preferably completely cut off heat makes it try not to be transferred to
On bottom case 1 with the position of human contact.In the present embodiment, heat shield 5 is primarily to avoid thermally conductive sheet 4 from transferring heat to
In base plate 11, therefore, between the base portion 43 of thermally conductive sheet 4 and the base plate 11 of bottom case 1 set heat shield 5, in this way, for
The base plate 11 contacted during wrist-watch with human skin is dressed, heat transfer can be prevented to base plate 11 by adding heat shield 5, be influenced
The comfort of wearing.
As a further improvement, adhesive tape, glue or hot pressing glue can be used between metal fin 6 and bottom case 1 to make
Waterproof sealing, in such manner, it is possible to improve the water resistance of smartwatch, avoid sweat, steam from metal fin 6 and bottom case 1 it
Between gap enter inside wrist-watch.
As a further improvement, 6 surface of metal fin is provided with nano-carbon tube coating, in this way, nano-carbon tube coating
The heat-radiation heat-dissipating efficiency of metal fin 6 can preferably be improved.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent substitution or improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of radiator structure of smartwatch, the screen assembly and mainboard assembly being connected including bottom case, with bottom case, the bottom case
It is enclosed to house the inner space of the mainboard assembly with the screen assembly, which is characterized in that further include：
At least one metal fin is arranged on the outer surface of bottom case；
Thermally conductive sheet, exporting the heat transfer that the mainboard assembly generates to the heat dissipation metal on piece to the bottom case
Outside, the thermally conductive sheet be arranged in the inner space and including metal foil and be arranged on the metal foil towards described
Thermal diffusion film on one side surface of mainboard assembly；And
Heat shield is arranged between the thermally conductive sheet and the bottom case；
At least one metal fin is abutted with the metal foil away from the one side of the thermal diffusion film.
2. the radiator structure of smartwatch according to claim 1, which is characterized in that the bottom case includes base plate, side
Wall portion and tilt the circular slanting wall portion for extending to side of sidewall portion upwardly and outwardly from the periphery of base plate, the metal fin is set
It puts on the surface of the circular slanting wall portion.
3. the radiator structure of smartwatch according to claim 2, which is characterized in that the circular slanting wall portion surface opens up
There is mounting groove, the metal fin is fixed in the mounting groove.
4. the radiator structure of smartwatch according to claim 3, which is characterized in that the one side table of the metal fin
It is projected on face and is formed with an at least boss, the bottom surface of the mounting groove, which is provided with, to be inserted and supported with the metal foil for the boss
The through hole connect.
5. the radiator structure of smartwatch according to any one of claim 2 to 4, which is characterized in that the thermally conductive sheet
Including base portion and the base portion one side and an at least heat conducting part to be connected with metal fin are connected to, it is described heat-insulated
Piece is arranged between the base plate of the base portion and the bottom case.
6. the radiator structure of smartwatch according to claim 1, which is characterized in that the metal fin is copper sheet.
7. the radiator structure of smartwatch according to claim 1, which is characterized in that the heat shield is airsetting film.
8. the radiator structure of smartwatch according to claim 1, which is characterized in that the metal foil for aluminium foil, copper foil,
Goldleaf or silver foil.
9. the radiator structure of smartwatch according to claim 1, which is characterized in that the thermal diffusion film is graphene film
Or conduction graphite film.
10. the radiator structure of smartwatch according to claim 1, which is characterized in that the metal fin surface is set
It is equipped with nano-carbon tube coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810084557.6A CN108093611A (en) | 2018-01-29 | 2018-01-29 | The radiator structure of smartwatch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810084557.6A CN108093611A (en) | 2018-01-29 | 2018-01-29 | The radiator structure of smartwatch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108093611A true CN108093611A (en) | 2018-05-29 |
Family
ID=62183025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810084557.6A Pending CN108093611A (en) | 2018-01-29 | 2018-01-29 | The radiator structure of smartwatch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108093611A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109195407A (en) * | 2018-08-31 | 2019-01-11 | 出门问问信息科技有限公司 | A kind of wearable device |
| CN113534650A (en) * | 2021-08-05 | 2021-10-22 | 深圳市纳晶云科技有限公司 | Prevent intelligent wrist-watch of spontaneous combustion damage |
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